{"id":286927,"date":"2024-11-06T10:57:56","date_gmt":"2024-11-06T10:57:56","guid":{"rendered":"https:\/\/www.ziptuning.com\/ar\/?p=286927"},"modified":"2024-11-08T05:46:02","modified_gmt":"2024-11-08T05:46:02","slug":"spn-4334-aftertreatment-1-diesel-exhaust-fluid-pump-motor-speed","status":"publish","type":"post","link":"https:\/\/www.ziptuning.com\/ar\/blog\/spn-4334-aftertreatment-1-diesel-exhaust-fluid-pump-motor-speed\/","title":{"rendered":"SPN 4334: \u0633\u0631\u0639\u0629 \u0645\u062d\u0631\u0643 \u0645\u0636\u062e\u0629 \u0633\u0627\u0626\u0644 \u0639\u0627\u062f\u0645 \u0627\u0644\u062f\u064a\u0632\u0644 \u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0639\u0644\u0627\u062c\u064a \u0627\u0644\u0623\u0648\u0644"},"content":{"rendered":"<p>\u0631\u0645\u0632 \u0627\u0644\u0639\u0637\u0644 SPN 4334: \u0636\u063a\u0637 DEF \u0645\u0646\u062e\u0641\u0636 \u0644\u0644\u063a\u0627\u064a\u0629<\/p>\n<h2 id=\"urgency\">\u0627\u0644\u0636\u0631\u0648\u0631\u0629<\/h2>\n<p>\u0625\u0630\u0627 \u062d\u0635\u0644\u062a \u0639\u0644\u0649 \u0631\u0645\u0632 \u0627\u0644\u0639\u0637\u0644 SPN 4334\u060c \u0645\u0645\u0627 \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0623\u0646 \u0636\u063a\u0637 DEF \u0645\u0646\u062e\u0641\u0636 \u0644\u0644\u063a\u0627\u064a\u0629\u060c <strong>\u064a\u062c\u0628 \u0627\u0644\u062a\u0648\u0642\u0641 \u0639\u0646 \u0627\u0644\u0642\u064a\u0627\u062f\u0629 \u0641\u0648\u0631\u0627\u064b \u0648\u0627\u0644\u0628\u062d\u062b \u0639\u0646 \u062e\u062f\u0645\u0629 \u0635\u064a\u0627\u0646\u0629<\/strong>. \u0627\u0644\u0627\u0633\u062a\u0645\u0631\u0627\u0631 \u0641\u064a \u0627\u0644\u0642\u064a\u0627\u062f\u0629 \u0645\u0639 \u0647\u0630\u0627 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0646\u0634\u0637 \u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062e\u0641\u0636 \u0633\u0631\u0639\u0629 \u0627\u0644\u0645\u062d\u0631\u0643 \u0625\u0644\u0649 8 \u0643\u0645\/\u0633\u0627\u0639\u0629 (5 \u0645\u064a\u0644\/\u0633\u0627\u0639\u0629) \u0648\u0642\u062f \u064a\u062a\u0633\u0628\u0628 \u0641\u064a \u0623\u0636\u0631\u0627\u0631 \u062f\u0627\u0626\u0645\u0629 \u0644\u0646\u0638\u0627\u0645 SCR.<\/p>\n<div class=\"workshop-experience-text\">\n<p>\u0641\u064a \u0648\u0631\u0634\u062a\u0646\u0627\u060c \u0648\u0627\u062c\u0647\u0646\u0627 \u0631\u0645\u0632 \u0627\u0644\u0639\u0637\u0644 SPN 4334 \u0628\u0634\u0643\u0644 \u0645\u062a\u0643\u0631\u0631 \u0641\u064a \u0639\u062f\u0629 \u0637\u0631\u0627\u0632\u0627\u062a\u060c \u0648\u0644\u0643\u0646\u0647 \u064a\u0628\u062f\u0648 \u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u0627\u064b \u0641\u064a \u0627\u0644\u0634\u0627\u062d\u0646\u0627\u062a \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a\u0629 \u0645\u062b\u0644 \u0641\u0648\u0644\u0641\u0648\u060c \u0645\u0631\u0633\u064a\u062f\u0633 \u0628\u0646\u0632\u060c \u0648\u0645\u0627\u0646. \u0641\u064a \u0627\u0644\u0623\u0633\u0628\u0648\u0639 \u0627\u0644\u0645\u0627\u0636\u064a\u060c \u062c\u0627\u0621\u062a\u0646\u0627 \u0634\u0627\u062d\u0646\u0629 \u0641\u0648\u0644\u0641\u0648 FH16 \u0648\u0643\u0627\u0646\u062a \u0644\u0645\u0628\u0629 DEF \u0645\u0636\u0627\u0621\u0629 \u0648\u062a\u0645 \u062e\u0641\u0636 \u0633\u0631\u0639\u062a\u0647\u0627 \u0625\u0644\u0649 8 \u0643\u0645\/\u0633\u0627\u0639\u0629. \u062a\u0628\u064a\u0646 \u0623\u0646 \u0627\u0644\u0633\u0628\u0628 \u0647\u0648 \u062a\u0628\u0644\u0648\u0631 DEF \u0627\u0644\u0630\u064a \u0643\u0627\u0646 \u064a\u0633\u062f \u0627\u0644\u062e\u0637\u0648\u0637 \u0648\u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646\u060c \u0645\u0645\u0627 \u0623\u062f\u0649 \u0625\u0644\u0649 \u062a\u0641\u0639\u064a\u0644 \u0631\u0645\u0632 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0645\u0646\u062e\u0641\u0636. \u0634\u0627\u0647\u062f\u0646\u0627 \u0645\u0634\u0627\u0643\u0644 \u0645\u0645\u0627\u062b\u0644\u0629 \u0641\u064a \u0645\u0631\u0633\u064a\u062f\u0633 \u0623\u0643\u062a\u0631\u0648\u0633 \u0648\u0645\u0627\u0646 TGX \u0623\u064a\u0636\u0627\u064b. \u0639\u0646\u062f\u0645\u0627 \u064a\u0638\u0647\u0631 \u0647\u0630\u0627 \u0627\u0644\u0631\u0645\u0632\u060c \u0646\u0628\u062f\u0623 \u0628\u062a\u0641\u0642\u062f \u062e\u0632\u0627\u0646 DEF\u060c \u0648\u0627\u0644\u0645\u0636\u062e\u0629\u060c \u0648\u0627\u0644\u062e\u0637\u0648\u0637 \u0628\u062d\u062b\u0627\u064b \u0639\u0646 \u0623\u064a \u0639\u0644\u0627\u0645\u0627\u062a \u062a\u0644\u0648\u062b \u0623\u0648 \u062a\u0633\u0631\u064a\u0628\u0627\u062a. \u063a\u0627\u0644\u0628\u0627\u064b \u0645\u0627 \u062a\u0643\u0641\u064a \u0639\u0645\u0644\u064a\u0629 \u062a\u0646\u0638\u064a\u0641 \u0634\u0627\u0645\u0644\u0629 \u0623\u0648 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0628\u0639\u0636 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0644\u0625\u0639\u0627\u062f\u062a\u0647\u0627 \u0644\u0644\u0639\u0645\u0644\u060c \u0644\u0643\u0646\u0647\u0627 \u0628\u0627\u0644\u062a\u0623\u0643\u064a\u062f \u062a\u0634\u0643\u0644 \u0635\u062f\u0627\u0639\u064b\u0627 \u0645\u062a\u0643\u0631\u0631\u064b\u0627\u060c \u062e\u0627\u0635\u0629 \u0641\u064a \u0627\u0644\u0637\u0631\u0627\u0632\u0627\u062a \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a\u0629.<\/p>\n<\/div>\n<h2 id=\"code-details\">\u062a\u0641\u0627\u0635\u064a\u0644 \u0627\u0644\u0631\u0645\u0632<\/h2>\n<p>SPN 4334 \u0647\u0648 \u0631\u0645\u0632 \u0639\u0637\u0644 \u0639\u0627\u0645 J1939 \u064a\u0646\u0637\u0628\u0642 \u0639\u0644\u0649 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0637\u0631\u0627\u0632\u0627\u062a \u0627\u0644\u0645\u0632\u0648\u062f\u0629 \u0628\u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u062d\u0641\u064a\u0632 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0626\u064a (SCR) \u0644\u0644\u0633\u064a\u0637\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a. \u064a\u0634\u064a\u0631 \u0627\u0644\u0631\u0645\u0632 \u0625\u0644\u0649 \u0623\u0646 \u0636\u063a\u0637 DEF \u0623\u0642\u0644 \u0645\u0646 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0627\u0644\u0637\u0628\u064a\u0639\u064a.<\/p>\n<h2 id=\"parts-involved\">\u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u0645\u0639\u0646\u064a\u0629<\/h2>\n<p>\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0627\u0644\u0645\u062a\u0639\u0644\u0642\u0629 \u0628\u0640 SPN 4334 \u0647\u064a:<\/p>\n<ul>\n<li><strong>\u062e\u0632\u0627\u0646 DEF<\/strong>: \u064a\u062e\u0632\u0646 \u0633\u0627\u0626\u0644 \u0639\u0627\u062f\u0645 \u0627\u0644\u062f\u064a\u0632\u0644<\/li>\n<li><strong>\u0645\u0636\u062e\u0629 DEF<\/strong>: \u062a\u0636\u063a\u0637 \u0627\u0644\u0633\u0627\u0626\u0644 \u0648\u062a\u0648\u0635\u0644\u0647 \u0625\u0644\u0649 \u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646<\/li>\n<li><strong>\u0645\u0633\u062a\u0634\u0639\u0631 \u0636\u063a\u0637 DEF<\/strong>: \u064a\u0642\u064a\u0633 \u0636\u063a\u0637 DEF \u0648\u064a\u0631\u0633\u0644 \u0625\u0634\u0627\u0631\u0629 \u0625\u0644\u0649 \u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u062d\u0643\u0645<\/li>\n<li><strong>\u0635\u0645\u0627\u0645 \u062d\u0642\u0646 DEF<\/strong>: \u064a\u0631\u0634 \u0627\u0644\u0633\u0627\u0626\u0644 \u0641\u064a \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0627\u062f\u0645 \u0642\u0628\u0644 \u0627\u0644\u0645\u062d\u0641\u0632 SCR<\/li>\n<li><strong>\u062e\u0637\u0648\u0637 DEF \u0648\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0623\u0633\u0644\u0627\u0643<\/strong>: \u062a\u062d\u0645\u0644 DEF \u0648\u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a<\/li>\n<\/ul>\n<h2 id=\"common-causes\">\u0627\u0644\u0623\u0633\u0628\u0627\u0628 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n<p>\u0628\u0639\u0636 \u0627\u0644\u0623\u0633\u0628\u0627\u0628 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0644\u0627\u0646\u062e\u0641\u0627\u0636 \u0636\u063a\u0637 DEF \u062a\u0634\u0645\u0644:<\/p>\n<ol>\n<li>\u062a\u0628\u0644\u0648\u0631 DEF \u0645\u0645\u0627 \u064a\u0633\u062f \u0627\u0644\u062e\u0637\u0648\u0637 \u0623\u0648 \u0627\u0644\u0645\u0636\u062e\u0629 \u0623\u0648 \u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646<\/li>\n<li>\u0645\u0636\u062e\u0629 DEF \u0645\u0639\u0637\u0644\u0629 \u0644\u0627 \u062a\u0628\u0646\u064a \u0636\u063a\u0637 \u0643\u0627\u0641\u064a<\/li>\n<li>\u062a\u0633\u0631\u0628 \u0641\u064a \u062e\u0637 DEF \u0623\u0648 \u062a\u0631\u0643\u064a\u0628\u0629 \u062a\u0633\u0645\u062d \u0628\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637<\/li>\n<li>\u0645\u0633\u062a\u0634\u0639\u0631 \u0636\u063a\u0637 DEF \u0645\u0639\u0637\u0644 \u064a\u0639\u0637\u064a \u0642\u0631\u0627\u0621\u0629 \u062e\u0627\u0637\u0626\u0629<\/li>\n<li>\u0645\u0634\u0627\u0643\u0644 \u0641\u064a \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0645\u062a\u0635\u0644\u0629 \u0628\u0627\u0644\u0645\u0636\u062e\u0629 \u0623\u0648 \u0645\u0633\u062a\u0634\u0639\u0631 \u0627\u0644\u0636\u063a\u0637<\/li>\n<li>\u0645\u0633\u062a\u0648\u0649 \u0633\u0627\u0626\u0644 DEF \u0645\u0646\u062e\u0641\u0636<\/li>\n<li>\u062a\u0644\u0648\u062b \u0623\u0648 \u062a\u062f\u0647\u0648\u0631 \u0641\u064a \u062c\u0648\u062f\u0629 \u0633\u0627\u0626\u0644 DEF<\/li>\n<\/ol>\n<h2 id=\"diagnosis-steps\">\u062e\u0637\u0648\u0627\u062a \u0627\u0644\u062a\u0634\u062e\u064a\u0635<\/h2>\n<p>\u0644\u062a\u0634\u062e\u064a\u0635 SPN 4334:<\/p>\n<ol>\n<li>\u062a\u062d\u0642\u0642 \u0645\u0646 \u0645\u0633\u062a\u0648\u0649 DEF\u060c \u0648\u0627\u0645\u0644\u0623\u0647 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u0646\u062e\u0641\u0636\u064b\u0627<\/li>\n<li>\u0627\u0641\u062d\u0635 \u062e\u0632\u0627\u0646 DEF\u060c \u0627\u0644\u0645\u0636\u062e\u0629\u060c \u0648\u0627\u0644\u062e\u0637\u0648\u0637 \u0628\u0635\u0631\u064a\u0627\u064b \u0644\u0644\u062a\u0633\u0631\u064a\u0628\u0627\u062a \u0623\u0648 \u0627\u0644\u062a\u0628\u0644\u0648\u0631<\/li>\n<li>\u062a\u062d\u0642\u0642 \u0645\u0646 \u0636\u063a\u0637 DEF \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0642\u064a\u0627\u0633\u060c \u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0628\u064a\u0646 517-586 \u0643\u064a\u0644\u0648\u0628\u0627\u0633\u0643\u0627\u0644 (75-85 \u0631\u0637\u0644\/\u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629)<\/li>\n<li>\u0627\u062e\u062a\u0628\u0631 \u0639\u0645\u0644 \u0627\u0644\u0645\u0636\u062e\u0629 \u0648\u0645\u062e\u0631\u062c \u0627\u0644\u0636\u063a\u0637<\/li>\n<li>\u0627\u0641\u062d\u0635 \u0645\u0633\u062a\u0634\u0639\u0631 \u0627\u0644\u0636\u063a\u0637 \u0648\u062a\u0641\u0642\u062f \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0644\u0644\u0642\u0637\u0639 \u0623\u0648 \u0627\u0644\u062a\u0644\u0627\u0645\u0633<\/li>\n<li>\u0642\u0645 \u0628\u0625\u0632\u0627\u0644\u0629 \u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646 \u0648\u062a\u062d\u0642\u0642 \u0645\u0646 \u0648\u062c\u0648\u062f \u0627\u0646\u0633\u062f\u0627\u062f<\/li>\n<\/ol>\n<h2 id=\"repair-solutions\">\u062d\u0644\u0648\u0644 \u0627\u0644\u0625\u0635\u0644\u0627\u062d<\/h2>\n<p>\u062a\u0639\u062a\u0645\u062f \u0627\u0644\u0625\u0635\u0644\u0627\u062d\u0627\u062a \u0644\u0627\u0646\u062e\u0641\u0627\u0636 \u0636\u063a\u0637 DEF \u0639\u0644\u0649 \u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u0645\u0634\u062e\u0635:<\/p>\n<ul>\n<li>\u0625\u0630\u0627 \u062a\u0645 \u0627\u0644\u0639\u062b\u0648\u0631 \u0639\u0644\u0649 DEF \u0645\u062a\u0628\u0644\u0648\u0631\u060c \u064a\u062c\u0628 \u0625\u0632\u0627\u0644\u0629 \u0648\u062a\u0646\u0638\u064a\u0641 \u0627\u0644\u062e\u0637\u0648\u0637 \u0648\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0628\u0627\u0644\u0645\u0627\u0621 \u0627\u0644\u0633\u0627\u062e\u0646 \u0648\u062a\u062c\u0641\u064a\u0641\u0647\u0627 \u0642\u0628\u0644 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u062c\u0645\u064a\u0639<\/li>\n<li>\u0633\u062a\u062d\u062a\u0627\u062c \u0627\u0644\u0645\u0636\u062e\u0629\u060c \u0627\u0644\u0645\u0633\u062a\u0634\u0639\u0631\u060c \u0623\u0648 \u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646 \u0627\u0644\u0645\u0639\u0637\u0644 \u0625\u0644\u0649 \u0627\u0633\u062a\u0628\u062f\u0627\u0644<\/li>\n<li>\u064a\u062c\u0628 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0623\u0648 \u0634\u062f \u0627\u0644\u062e\u0637\u0648\u0637 \u0623\u0648 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0627\u0644\u0645\u062a\u0633\u0631\u0628\u0629<\/li>\n<li>\u064a\u062c\u0628 \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u062a\u0627\u0644\u0641\u0629<\/li>\n<li>\u064a\u062c\u0628 \u062a\u0641\u0631\u064a\u063a DEF \u0627\u0644\u0645\u0644\u0648\u062b \u0648\u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647 \u0628\u0633\u0627\u0626\u0644 \u062c\u062f\u064a\u062f \u064a\u0637\u0627\u0628\u0642 \u0645\u0639\u0627\u064a\u064a\u0631 ISO 22241<\/li>\n<\/ul>\n<h2 id=\"prevention\">\u0627\u0644\u0648\u0642\u0627\u064a\u0629<\/h2>\n<p>\u0644\u062a\u062c\u0646\u0628 \u0645\u0634\u0627\u0643\u0644 \u0636\u063a\u0637 DEF \u0627\u0644\u0645\u0646\u062e\u0641\u0636:<\/p>\n<ul>\n<li>\u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 DEF \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u060c \u0648\u0627\u0645\u0644\u0623\u0647 \u0642\u0628\u0644 \u0623\u0646 \u064a\u0646\u0641\u0630 \u0627\u0644\u062e\u0632\u0627\u0646<\/li>\n<li>\u0627\u0633\u062a\u062e\u062f\u0645 \u0641\u0642\u0637 \u0633\u0627\u0626\u0644 DEF \u0639\u0627\u0644\u064a \u0627\u0644\u062c\u0648\u062f\u0629 \u0645\u0646 \u0645\u0648\u0631\u062f\u064a\u0646 \u0645\u0648\u062b\u0648\u0642\u064a\u0646<\/li>\n<li>\u0627\u0641\u062d\u0635 \u0646\u0638\u0627\u0645 DEF \u0628\u0627\u0646\u062a\u0638\u0627\u0645 \u0628\u062d\u062b\u064b\u0627 \u0639\u0646 \u0627\u0644\u062a\u0633\u0631\u064a\u0628\u0627\u062a \u0623\u0648 \u0627\u0644\u062a\u0628\u0644\u0648\u0631<\/li>\n<li>\u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u0646\u0638\u0627\u0641\u0629 \u062e\u0632\u0627\u0646 DEF \u0648\u0639\u0646\u0642 \u0627\u0644\u062a\u0639\u0628\u0626\u0629 \u0644\u062a\u062c\u0646\u0628 \u0627\u0644\u062a\u0644\u0648\u062b<\/li>\n<li>\u0627\u0631\u0643\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0641\u064a \u0645\u0631\u0622\u0628 \u0623\u0648 \u0645\u0643\u0627\u0646 \u0645\u063a\u0637\u0649 \u0644\u062a\u0642\u0644\u064a\u0644 \u062a\u062c\u0645\u062f DEF \u0641\u064a \u0627\u0644\u0637\u0642\u0633 \u0627\u0644\u0628\u0627\u0631\u062f<\/li>\n<\/ul>\n<h2 id=\"repair-cost\">\u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0625\u0635\u0644\u0627\u062d<\/h2>\n<p>\u062a\u062a\u0641\u0627\u0648\u062a \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a\u0629 \u0644\u0625\u0635\u0644\u0627\u062d \u0636\u063a\u0637 DEF \u0627\u0644\u0645\u0646\u062e\u0641\u0636 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u062a\u064a \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0648\u0623\u0633\u0639\u0627\u0631 \u0627\u0644\u0639\u0645\u0627\u0644\u0629 \u0627\u0644\u0645\u062d\u0644\u064a\u0629. \u0628\u0639\u0636 \u0627\u0644\u062a\u0643\u0627\u0644\u064a\u0641 \u0627\u0644\u062a\u0642\u0631\u064a\u0628\u064a\u0629 \u0644\u0644\u0623\u062c\u0632\u0627\u0621:<\/p>\n<ul>\n<li>\u0645\u0636\u062e\u0629 DEF: 500-800 \u062f\u0648\u0644\u0627\u0631 \u0623\u0645\u0631\u064a\u0643\u064a \/ 450-700 \u064a\u0648\u0631\u0648<\/li>\n<li>\u0645\u0633\u062a\u0634\u0639\u0631 \u0636\u063a\u0637 DEF: 200-400 \u062f\u0648\u0644\u0627\u0631 \u0623\u0645\u0631\u064a\u0643\u064a \/ 180-350 \u064a\u0648\u0631\u0648<\/li>\n<li>\u0635\u0645\u0627\u0645 \u062d\u0642\u0646 DEF: 600-1200 \u062f\u0648\u0644\u0627\u0631 \u0623\u0645\u0631\u064a\u0643\u064a \/ 550-1000 \u064a\u0648\u0631\u0648<\/li>\n<li>\u062e\u0637 DEF: 50-200 \u062f\u0648\u0644\u0627\u0631 \u0623\u0645\u0631\u064a\u0643\u064a \/ 45-180 \u064a\u0648\u0631\u0648 \u0644\u0643\u0644 \u062e\u0637<\/li>\n<\/ul>\n<p>\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u062a\u062a\u0631\u0627\u0648\u062d \u0645\u062f\u0629 \u0627\u0644\u0639\u0645\u0644 \u0628\u064a\u0646 \u0633\u0627\u0639\u062a\u064a\u0646 \u0625\u0644\u0649 \u062b\u0645\u0627\u0646\u064a \u0633\u0627\u0639\u0627\u062a \u062d\u0633\u0628 \u0645\u062f\u0649 \u0627\u0644\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0627\u0644\u0625\u0635\u0644\u0627\u062d\u0627\u062a. \u0639\u0646\u062f \u0645\u062a\u0648\u0633\u0637 \u0645\u0639\u062f\u0644 100 \u062f\u0648\u0644\u0627\u0631\/\u0633\u0627\u0639\u0629 (90 \u064a\u0648\u0631\u0648\/\u0633\u0627\u0639\u0629)\u060c \u064a\u062a\u0631\u0627\u0648\u062d \u0647\u0630\u0627 \u0628\u064a\u0646 200-800 \u062f\u0648\u0644\u0627\u0631 \u0623\u0645\u0631\u064a\u0643\u064a (180-720 \u064a\u0648\u0631\u0648) \u0644\u0644\u0639\u0645\u0627\u0644\u0629.<\/p>\n<p>\u0628\u0627\u0644\u062a\u0627\u0644\u064a\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062a\u0631\u0627\u0648\u062d \u062a\u0643\u0644\u0641\u0629 \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0623\u0633\u0628\u0627\u0628 \u0627\u0644\u062c\u0630\u0631\u064a\u0629 \u0644\u0640 SPN 4334 \u0628\u064a\u0646 \u0628\u0636\u0639 \u0645\u0626\u0627\u062a \u0645\u0646 \u0627\u0644\u062f\u0648\u0644\u0627\u0631\u0627\u062a \u0644\u0639\u0645\u0644\u064a\u0629 \u062a\u0646\u0638\u064a\u0641 \u0628\u0633\u064a\u0637\u0629 \u0623\u0648 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u062e\u0637 \u0648\u0635\u0648\u0644\u0627\u064b \u0625\u0644\u0649 \u0623\u0643\u062b\u0631 \u0645\u0646 2000 \u062f\u0648\u0644\u0627\u0631 \u0623\u0645\u0631\u064a\u0643\u064a (+1800 \u064a\u0648\u0631\u0648) \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0647\u0646\u0627\u0643 \u062d\u0627\u062c\u0629 \u0644\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0639\u062f\u0629 \u0645\u0643\u0648\u0646\u0627\u062a \u0631\u0626\u064a\u0633\u064a\u0629.<\/p>\n<h2 id=\"related-faults\">\u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629<\/h2>\n<p>\u0628\u0639\u0636 \u0631\u0645\u0648\u0632 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0627\u0644\u0623\u062e\u0631\u0649 \u0627\u0644\u062a\u064a \u0642\u062f \u062a\u0638\u0647\u0631 \u0645\u0639 SPN 4334 \u062a\u0634\u0645\u0644:<\/p>\n<ul>\n<li><a href=\"https:\/\/www.ziptuning.com\/ar\/blog\/spn-3031-aftertreatment-1-outlet-nox-sensor-heater-issues\/\" title=\"SPN 3031 - \u062d\u0633\u0627\u0633 NOx \u0644\u0645\u062e\u0631\u062c \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 1\">SPN 3031 &#8211; \u062d\u0633\u0627\u0633 NOx \u0644\u0645\u062e\u0631\u062c \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 1<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/ar\/blog\/spn-4094-nox-limits-exceeded-due-to-insufficient-def-quality\/\" title=\"SPN 4094 - \u0643\u0641\u0627\u0621\u0629 NOx \u0645\u0646\u062e\u0641\u0636\u0629\">SPN 4094 &#8211; \u0643\u0641\u0627\u0621\u0629 NOx \u0645\u0646\u062e\u0641\u0636\u0629<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/ar\/blog\/spn-4335-def-air-pressure\/\" title=\"SPN 4335 - \u0636\u063a\u0637 \u0647\u0648\u0627\u0621 DEF\">SPN 4335 &#8211; \u0636\u063a\u0637 \u0647\u0648\u0627\u0621 DEF<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/ar\/blog\/spn-4360-aftertreatment-1-scr-conversion-efficiency\/\" title=\"SPN 4360 - \u0643\u0641\u0627\u0621\u0629 \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0641\u064a \u0646\u0638\u0627\u0645 SCR \u0645\u0646\u062e\u0641\u0636\u0629\">SPN 4360 &#8211; \u0643\u0641\u0627\u0621\u0629 \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0641\u064a \u0646\u0638\u0627\u0645 SCR \u0645\u0646\u062e\u0641\u0636\u0629<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/ar\/blog\/spn-5394-def-dosing-valve\/\" title=\"SPN 5394 - \u0635\u0645\u0627\u0645 \u062d\u0642\u0646 DEF\">SPN 5394 &#8211; \u0635\u0645\u0627\u0645 \u062d\u0642\u0646 DEF<\/a><\/li>\n<\/ul>\n<p>\u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0633\u0627\u0639\u062f \u0638\u0647\u0648\u0631 \u0647\u0630\u0647 \u0627\u0644\u0631\u0645\u0648\u0632 \u0627\u0644\u0645\u0631\u0627\u0641\u0642\u0629 \u0641\u064a \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u064a\u0634\u064a\u0631 \u0648\u062c\u0648\u062f SPN 3031 \u06484360 \u0645\u0639\u064b\u0627 \u0625\u0644\u0649 \u062a\u0628\u0644\u0648\u0631 DEF \u0627\u0644\u0630\u064a \u064a\u0633\u062f \u0627\u0644\u0646\u0638\u0627\u0645.<\/p>\n<h2 id=\"frequently-asked-questions-about-spn-4334\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u062d\u0648\u0644 SPN 4334<\/h2>\n<h3 id=\"what-does-fault-code-spn-4334-mean-\">\u0645\u0627\u0630\u0627 \u064a\u0639\u0646\u064a \u0631\u0645\u0632 \u0627\u0644\u0639\u0637\u0644 SPN 4334\u061f<\/h3>\n<p>\u064a\u0634\u064a\u0631 SPN 4334 \u0625\u0644\u0649 \u0623\u0646 \u0636\u063a\u0637 \u0633\u0627\u0626\u0644 \u0639\u0627\u062f\u0645 \u0627\u0644\u062f\u064a\u0632\u0644 (DEF) \u0645\u0646\u062e\u0641\u0636 \u0644\u0644\u063a\u0627\u064a\u0629 \u0648\u0623\u0642\u0644 \u0645\u0646 \u0627\u0644\u0646\u0637\u0627\u0642 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0627\u0644\u0637\u0628\u064a\u0639\u064a.<\/p>\n<h3 id=\"what-are-the-possible-causes-of-spn-4334-\">\u0645\u0627 \u0647\u064a \u0627\u0644\u0623\u0633\u0628\u0627\u0628 \u0627\u0644\u0645\u062d\u062a\u0645\u0644\u0629 \u0644\u0640 SPN 4334\u061f<\/h3>\n<p>\u062a\u0634\u0645\u0644 \u0627\u0644\u0623\u0633\u0628\u0627\u0628 \u0627\u0644\u0634\u0627\u0626\u0639\u0629:<\/p>\n<ul>\n<li>\u062a\u0628\u0644\u0648\u0631 DEF \u0627\u0644\u0630\u064a \u064a\u0633\u062f \u0627\u0644\u062e\u0637\u0648\u0637\u060c \u0627\u0644\u0645\u0636\u062e\u0629\u060c \u0623\u0648 \u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646<\/li>\n<li>\u0645\u0636\u062e\u0629 DEF \u0645\u0639\u0637\u0644\u0629 \u0644\u0627 \u062a\u0646\u062a\u062c \u0636\u063a\u0637\u0627\u064b \u0643\u0627\u0641\u064a\u0627\u064b<\/li>\n<li>\u062a\u0633\u0631\u0628 \u0641\u064a \u062e\u0637 DEF \u0623\u0648 \u062a\u0631\u0643\u064a\u0628 \u064a\u0633\u0628\u0628 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0636\u063a\u0637<\/li>\n<li>\u0645\u0633\u062a\u0634\u0639\u0631 \u0636\u063a\u0637 DEF \u0645\u0639\u0637\u0644 \u064a\u0639\u0637\u064a \u0642\u0631\u0627\u0621\u0629 \u063a\u064a\u0631 \u0635\u062d\u064a\u062d\u0629<\/li>\n<li>\u0645\u0634\u0627\u0643\u0644 \u0641\u064a \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0627\u0644\u0645\u062a\u0635\u0644\u0629 \u0628\u0627\u0644\u0645\u0636\u062e\u0629 \u0623\u0648 \u0645\u0633\u062a\u0634\u0639\u0631 \u0627\u0644\u0636\u063a\u0637<\/li>\n<li>\u0645\u0633\u062a\u0648\u0649 \u0633\u0627\u0626\u0644 DEF \u0645\u0646\u062e\u0641\u0636<\/li>\n<li>\u0633\u0627\u0626\u0644 DEF \u0645\u0644\u0648\u062b \u0623\u0648 \u0645\u062a\u062f\u0647\u0648\u0631<\/li>\n<\/ul>\n<h3 id=\"what-systems-are-affected-by-spn-4334-\">\u0645\u0627 \u0647\u064a \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0645\u062a\u0623\u062b\u0631\u0629 \u0628\u0640 SPN 4334\u061f<\/h3>\n<p>\u064a\u0631\u062a\u0628\u0637 \u0647\u0630\u0627 \u0627\u0644\u0631\u0645\u0632 \u0628\u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062a\u062d\u0641\u064a\u0632\u064a\u0629 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0626\u064a\u0629 (SCR) \u0627\u0644\u0630\u064a \u064a\u0633\u062a\u062e\u062f\u0645 DEF \u0644\u062a\u0642\u0644\u064a\u0644 \u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a NOx. \u062a\u0634\u0645\u0644 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0627\u0644\u0645\u0639\u0646\u064a\u0629 \u062e\u0632\u0627\u0646 DEF\u060c \u0627\u0644\u0645\u0636\u062e\u0629\u060c \u0645\u0633\u062a\u0634\u0639\u0631 \u0627\u0644\u0636\u063a\u0637\u060c \u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646\u060c \u0627\u0644\u062e\u0637\u0648\u0637\u060c \u0648\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0623\u0633\u0644\u0627\u0643.<\/p>\n<h3 id=\"is-it-safe-to-drive-with-an-active-spn-4334-\">\u0647\u0644 \u0645\u0646 \u0627\u0644\u0622\u0645\u0646 \u0627\u0644\u0642\u064a\u0627\u062f\u0629 \u0645\u0639 SPN 4334 \u0627\u0644\u0646\u0634\u0637\u061f<\/h3>\n<p>\u0644\u0627\u060c \u0625\u0630\u0627 \u062d\u0635\u0644\u062a \u0639\u0644\u0649 \u0647\u0630\u0627 \u0627\u0644\u0631\u0645\u0632\u060c \u064a\u062c\u0628 \u0627\u0644\u062a\u0648\u0642\u0641 \u0639\u0646 \u0627\u0644\u0642\u064a\u0627\u062f\u0629 \u0641\u0648\u0631\u0627\u064b \u0648\u0637\u0644\u0628 \u062e\u062f\u0645\u0629 \u0627\u0644\u0635\u064a\u0627\u0646\u0629. \u0627\u0633\u062a\u0645\u0631\u0627\u0631 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062d\u0631\u0643 \u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062e\u0641\u0636 \u0627\u0644\u0633\u0631\u0639\u0629 \u0625\u0644\u0649 8 \u0643\u0645\/\u0633\u0627\u0639\u0629 (5 \u0645\u064a\u0644\/\u0633\u0627\u0639\u0629) \u0648\u0642\u062f \u064a\u062a\u0633\u0628\u0628 \u0641\u064a \u0623\u0636\u0631\u0627\u0631 \u062f\u0627\u0626\u0645\u0629 \u0644\u0646\u0638\u0627\u0645 SCR.<\/p>\n<h3 id=\"what-are-the-symptoms-of-low-def-pressure-\">\u0645\u0627 \u0647\u064a \u0623\u0639\u0631\u0627\u0636 \u0627\u0646\u062e\u0641\u0627\u0636 \u0636\u063a\u0637 DEF\u061f<\/h3>\n<p>\u0628\u062c\u0627\u0646\u0628 \u0625\u0636\u0627\u0621\u0629 \u0644\u0645\u0628\u0629 \u0627\u0644\u0645\u062d\u0631\u0643 \u0648\u0631\u0645\u0632 \u0627\u0644\u0639\u0637\u0644\u060c \u0642\u062f \u062a\u0644\u0627\u062d\u0638 \u0641\u0642\u062f\u0627\u0646\u0627\u064b \u0641\u064a \u0642\u0648\u0629 \u0627\u0644\u0645\u062d\u0631\u0643 \u0628\u0633\u0628\u0628 \u062e\u0641\u0636 \u0627\u0644\u0623\u062f\u0627\u0621. \u0642\u062f \u062a\u0638\u0647\u0631 \u0623\u064a\u0636\u0627\u064b \u062a\u0633\u0631\u064a\u0628\u0627\u062a \u0645\u0631\u0626\u064a\u0629 \u0623\u0648 \u062a\u0628\u0644\u0648\u0631 \u062d\u0648\u0644 \u0645\u0643\u0648\u0646\u0627\u062a \u0646\u0638\u0627\u0645 DEF.<\/p>\n<h3 id=\"how-is-spn-4334-diagnosed-\">\u0643\u064a\u0641 \u064a\u062a\u0645 \u062a\u0634\u062e\u064a\u0635 SPN 4334\u061f<\/h3>\n<p>\u062a\u0634\u0645\u0644 \u062e\u0637\u0648\u0627\u062a \u0627\u0644\u062a\u0634\u062e\u064a\u0635 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629:<\/p>\n<ol>\n<li>\u0641\u062d\u0635 \u0645\u0633\u062a\u0648\u0649 \u0648\u062c\u0648\u062f\u0629 DEF<\/li>\n<li>\u0641\u062d\u0635 \u0628\u0635\u0631\u064a \u0644\u0644\u062a\u0633\u0631\u064a\u0628\u0627\u062a \u0623\u0648 \u0627\u0644\u062a\u0628\u0644\u0648\u0631<\/li>\n<li>\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0641\u0639\u0644\u064a \u0644\u0640 DEF \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0642\u064a\u0627\u0633<\/li>\n<li>\u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u0636\u062e\u0629 \u0648\u0645\u062e\u0631\u062c\u0627\u062a \u0627\u0644\u0636\u063a\u0637<\/li>\n<li>\u0641\u062d\u0635 \u0645\u0633\u062a\u0634\u0639\u0631 \u0627\u0644\u0636\u063a\u0637 \u0648\u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0644\u0644\u0639\u064a\u0648\u0628<\/li>\n<li>\u0641\u062d\u0635 \u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646 \u0644\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0639\u062f\u0645 \u0627\u0646\u0633\u062f\u0627\u062f\u0647<\/li>\n<\/ol>\n<h3 id=\"what-repairs-are-needed-to-fix-low-def-pressure-\">\u0645\u0627 \u0647\u064a \u0627\u0644\u0625\u0635\u0644\u0627\u062d\u0627\u062a \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0646\u062e\u0641\u0627\u0636 \u0636\u063a\u0637 DEF\u061f<\/h3>\n<p>\u064a\u0639\u062a\u0645\u062f \u0630\u0644\u0643 \u0639\u0644\u0649 \u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u0623\u0633\u0627\u0633\u064a. \u064a\u062a\u0637\u0644\u0628 DEF \u0627\u0644\u0645\u062a\u0628\u0644\u0648\u0631 \u062a\u0646\u0638\u064a\u0641 \u0627\u0644\u062e\u0637\u0648\u0637 \u0648\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a. \u064a\u062c\u0628 \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0627\u0644\u0645\u0636\u062e\u0629\u060c \u0627\u0644\u0645\u0633\u062a\u0634\u0639\u0631\u060c \u0623\u0648 \u0627\u0644\u0635\u0645\u0627\u0645 \u0627\u0644\u0645\u0639\u0637\u0644. \u064a\u062c\u0628 \u0625\u0635\u0644\u0627\u062d \u0627\u0644\u062a\u0633\u0631\u064a\u0628\u0627\u062a \u0648\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0623\u0633\u0644\u0627\u0643. \u064a\u0646\u0628\u063a\u064a \u062a\u0641\u0631\u064a\u063a DEF \u0627\u0644\u0645\u0644\u0648\u062b \u0648\u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647 \u0628\u0633\u0627\u0626\u0644 \u062c\u062f\u064a\u062f.<\/p>\n<h3 id=\"can-i-just-delete-the-def-system-to-avoid-this-problem-\">\u0647\u0644 \u064a\u0645\u0643\u0646\u0646\u064a \u0625\u0632\u0627\u0644\u0629 \u0646\u0638\u0627\u0645 DEF \u0644\u062a\u062c\u0646\u0628 \u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0643\u0644\u0629\u061f<\/h3>\n<p>\u0644\u0627\u060c \u064a\u0639\u062f \u0627\u0644\u062a\u0644\u0627\u0639\u0628 \u0623\u0648 \u0625\u0632\u0627\u0644\u0629 \u0646\u0638\u0627\u0645 SCR \u063a\u064a\u0631 \u0642\u0627\u0646\u0648\u0646\u064a. \u064a\u0645\u0646\u0639 \u0630\u0644\u0643 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0645\u0646 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a \u0648\u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0641\u0631\u0636 \u063a\u0631\u0627\u0645\u0627\u062a. \u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u062a\u0634\u062e\u064a\u0635 \u0648\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u062c\u0630\u0631\u064a \u0644\u0623\u064a \u0623\u0639\u0637\u0627\u0644 \u0641\u064a DEF.<\/p>\n<h3 id=\"how-much-does-it-cost-to-fix-spn-4334-\">\u0643\u0645 \u062a\u0628\u0644\u063a \u062a\u0643\u0644\u0641\u0629 \u0625\u0635\u0644\u0627\u062d SPN 4334\u061f<\/h3>\n<p>\u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062a\u0631\u0627\u0648\u062d \u062a\u0643\u0627\u0644\u064a\u0641 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a\u0629 \u0628\u064a\u0646 \u0628\u0636\u0639 \u0645\u0626\u0627\u062a \u0625\u0644\u0649 \u0639\u062f\u0629 \u0622\u0644\u0627\u0641 \u0645\u0646 \u0627\u0644\u062f\u0648\u0644\u0627\u0631\u0627\u062a \u0627\u0639\u062a\u0645\u0627\u062f\u0627\u064b \u0639\u0644\u0649 \u0627\u0644\u0623\u062c\u0632\u0627\u0621 \u0627\u0644\u062a\u064a \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0627\u0633\u062a\u0628\u062f\u0627\u0644. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0642\u062f \u064a\u0643\u0644\u0641 \u0645\u0633\u062a\u0634\u0639\u0631 \u0627\u0644\u0636\u063a\u0637 \u062d\u0648\u0627\u0644\u064a 200-400 \u062f\u0648\u0644\u0627\u0631\u060c \u0628\u064a\u0646\u0645\u0627 \u0642\u062f \u064a\u0635\u0644 \u0633\u0639\u0631 \u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646 \u0625\u0644\u0649 600-1200 \u062f\u0648\u0644\u0627\u0631 \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0639\u0645\u0627\u0644\u0629.<\/p>\n<h3 id=\"how-can-i-prevent-def-pressure-issues-\">\u0643\u064a\u0641 \u064a\u0645\u0643\u0646\u0646\u064a \u062a\u062c\u0646\u0628 \u0645\u0634\u0627\u0643\u0644 \u0636\u063a\u0637 DEF\u061f<\/h3>\n<p>\u0627\u0644\u0645\u0641\u062a\u0627\u062d \u0647\u0648 \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629\u060c \u0648\u0627\u0644\u062a\u064a \u062a\u0634\u0645\u0644:<\/p>\n<ul>\n<li>\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u062e\u0632\u0627\u0646 DEF \u0645\u0645\u062a\u0644\u0626\u0627\u064b \u0628\u0633\u0627\u0626\u0644 \u0639\u0627\u0644\u064a \u0627\u0644\u062c\u0648\u062f\u0629<\/li>\n<li>\u0627\u0644\u0641\u062d\u0635 \u0627\u0644\u0645\u0646\u062a\u0638\u0645 \u0644\u0644\u062a\u0633\u0631\u064a\u0628\u0627\u062a \u0623\u0648 \u0627\u0644\u062a\u0628\u0644\u0648\u0631<\/li>\n<li>\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0646\u0638\u0627\u0641\u0629 \u0627\u0644\u062e\u0632\u0627\u0646 \u0648\u0639\u0646\u0642 \u0627\u0644\u062a\u0639\u0628\u0626\u0629<\/li>\n<li>\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 \u0641\u064a \u0627\u0644\u062f\u0627\u062e\u0644 \u0641\u064a \u0627\u0644\u0637\u0642\u0633 \u0627\u0644\u0628\u0627\u0631\u062f \u0625\u0646 \u0623\u0645\u0643\u0646<\/li>\n<\/ul>\n<h3 id=\"what-other-fault-codes-may-appear-with-spn-4334-\">\u0645\u0627 \u0647\u064a \u0631\u0645\u0648\u0632 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0627\u0644\u0623\u062e\u0631\u0649 \u0627\u0644\u062a\u064a \u0642\u062f \u062a\u0638\u0647\u0631 \u0645\u0639 SPN 4334\u061f<\/h3>\n<p>\u062a\u0634\u0645\u0644 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0630\u0627\u062a \u0627\u0644\u0635\u0644\u0629 \u0627\u0644\u062a\u064a \u062a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0645\u0634\u0627\u0643\u0644 SCR \u0631\u0645\u0648\u0632 \u0645\u062b\u0644 <a href=\"https:\/\/www.ziptuning.com\/ar\/blog\/spn-3031-aftertreatment-1-outlet-nox-sensor-heater-issues\/\" title=\"SPN 3031 (\u062d\u0633\u0627\u0633 NOx)\">SPN 3031 (\u062d\u0633\u0627\u0633 NOx)<\/a>\u060c <a href=\"https:\/\/www.ziptuning.com\/ar\/blog\/spn-4094-nox-limits-exceeded-due-to-insufficient-def-quality\/\" title=\"SPN 4094 (\u0643\u0641\u0627\u0621\u0629 NOx)\">SPN 4094 (\u0643\u0641\u0627\u0621\u0629 NOx)<\/a>\u060c <a href=\"https:\/\/www.ziptuning.com\/ar\/blog\/spn-4360-aftertreatment-1-scr-conversion-efficiency\/\" title=\"SPN 4360 (\u0643\u0641\u0627\u0621\u0629 SCR)\">SPN 4360 (\u0643\u0641\u0627\u0621\u0629 SCR)<\/a>\u060c \u0648<a href=\"https:\/\/www.ziptuning.com\/ar\/blog\/spn-5394-def-dosing-valve\/\" title=\"SPN 5394 (\u0635\u0645\u0627\u0645 \u062d\u0642\u0646 DEF)\">SPN 5394 (\u0635\u0645\u0627\u0645 \u062d\u0642\u0646 DEF)<\/a>. \u0638\u0647\u0648\u0631 \u0647\u0630\u0647 \u0627\u0644\u0631\u0645\u0648\u0632 \u064a\u0633\u0627\u0639\u062f \u0641\u064a \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0634\u0643\u0644\u0629.<\/p>\n<h3 id=\"what-is-the-normal-operating-pressure-for-the-def-system-\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0627\u0644\u0637\u0628\u064a\u0639\u064a \u0644\u0646\u0638\u0627\u0645 DEF\u061f<\/h3>\n<p>\u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0636\u063a\u0637 DEF \u0641\u064a \u0627\u0644\u0646\u0637\u0627\u0642 \u0628\u064a\u0646 45-90 \u0631\u0637\u0644\/\u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629 (310-621 \u0643\u064a\u0644\u0648\u0628\u0627\u0633\u0643\u0627\u0644). \u064a\u062e\u062a\u0644\u0641 \u0647\u0630\u0627 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u062d\u0633\u0628 \u0637\u0631\u0627\u0632 \u0627\u0644\u0645\u062d\u0631\u0643 \u0648\u0627\u0644\u0639\u0644\u0627\u0645\u0629 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629.<\/p>\n<h3 id=\"can-bad-def-fluid-cause-low-pressure-\">\u0647\u0644 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u0633\u0628\u0628 DEF \u0627\u0644\u0631\u062f\u064a\u0621 \u0641\u064a \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637\u061f<\/h3>\n<p>\u0646\u0639\u0645\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0633\u0627\u0626\u0644 \u0645\u0644\u0648\u062b\u064b\u0627 \u0623\u0648 \u0645\u062a\u062f\u0647\u0648\u0631\u064b\u0627 \u0623\u0648 \u0645\u0646 \u0646\u0648\u0639 \u063a\u064a\u0631 \u0645\u0646\u0627\u0633\u0628\u060c \u0641\u0642\u062f \u064a\u062a\u0628\u0644\u0648\u0631 \u0648\u064a\u0633\u062f \u0627\u0644\u062e\u0637\u0648\u0637 \u0648\u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a\u060c \u0645\u0645\u0627 \u064a\u0645\u0646\u0639 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0633\u0644\u064a\u0645 \u0648\u0627\u0644\u0636\u063a\u0637. \u0627\u0633\u062a\u062e\u062f\u0645 \u062f\u0627\u0626\u0645\u064b\u0627 DEF \u064a\u0644\u0628\u064a \u0645\u0639\u0627\u064a\u064a\u0631 ISO 22241 \u0645\u0646 \u0645\u0648\u0631\u062f \u0645\u0648\u062b\u0648\u0642.<\/p>\n<h3 id=\"how-do-i-check-the-def-pressure-\">\u0643\u064a\u0641 \u064a\u0645\u0643\u0646\u0646\u064a \u0641\u062d\u0635 \u0636\u063a\u0637 DEF\u061f<\/h3>\n<p>\u0623\u0641\u0636\u0644 \u0637\u0631\u064a\u0642\u0629 \u0647\u064a \u062a\u0648\u0635\u064a\u0644 \u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u0636\u063a\u0637 \u0628\u0635\u0645\u0627\u0645 Schrader \u0639\u0644\u0649 \u062e\u0637 \u0645\u062e\u0631\u062c \u0627\u0644\u0645\u0636\u062e\u0629. \u064a\u0645\u0643\u0646\u0643 \u0623\u064a\u0636\u064b\u0627 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u062f\u0627\u0629 \u0645\u0633\u062d \u062a\u0634\u062e\u064a\u0635\u064a\u0629 \u0644\u0642\u0631\u0627\u0621\u0629 \u062c\u0647\u062f \u0645\u0633\u062a\u0634\u0639\u0631 \u0627\u0644\u0636\u063a\u0637 \u0648\u062a\u062d\u0648\u064a\u0644\u0647 \u0625\u0644\u0649 \u0636\u063a\u0637 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062c\u062f\u0648\u0644 \u0645\u0648\u0627\u0635\u0641\u0627\u062a.<\/p>\n<h3 id=\"can-a-bad-def-pump-cause-spn-4334-\">\u0647\u0644 \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062a\u0633\u0628\u0628 \u0645\u0636\u062e\u0629 DEF \u0627\u0644\u0645\u0639\u0637\u0644\u0629 \u0641\u064a SPN 4334\u061f<\/h3>\n<p>\u0646\u0639\u0645\u060c \u0625\u0630\u0627 \u062a\u0639\u0637\u0644\u062a \u0627\u0644\u0645\u0636\u062e\u0629 \u0623\u0648 \u0644\u0645 \u062a\u0633\u062a\u0637\u0639 \u0625\u0646\u062a\u0627\u062c \u0636\u063a\u0637 \u0643\u0627\u0641\u064d\u060c \u0633\u062a\u062d\u0635\u0644 \u0639\u0644\u0649 \u0631\u0645\u0632 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637. \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0636\u062e\u0629 \u0642\u0627\u062f\u0631\u0629 \u0639\u0644\u0649 \u062a\u0648\u0644\u064a\u062f \u0645\u0627 \u0644\u0627 \u064a\u0642\u0644 \u0639\u0646 65 \u0631\u0637\u0644\/\u0628\u0648\u0635\u0629 \u0645\u0631\u0628\u0639\u0629 (450 \u0643\u064a\u0644\u0648\u0628\u0627\u0633\u0643\u0627\u0644) \u0639\u0646\u062f \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u062f\u0646\u0649 \u0645\u0646 \u0627\u0644\u062c\u0647\u062f. \u0627\u062e\u062a\u0628\u0631 \u0645\u062e\u0631\u062c\u0627\u062a \u0636\u063a\u0637 \u0627\u0644\u0645\u0636\u062e\u0629 \u0648\u0627\u0633\u062a\u0647\u0644\u0627\u0643\u0647\u0627 \u0644\u0644\u062a\u064a\u0627\u0631 \u0644\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0639\u0645\u0644\u0647\u0627 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d.<\/p>\n<h3 id=\"what-are-the-signs-of-a-failing-def-pressure-sensor-\">\u0645\u0627 \u0647\u064a \u0639\u0644\u0627\u0645\u0627\u062a \u062a\u0639\u0637\u0644 \u0645\u0633\u062a\u0634\u0639\u0631 \u0636\u063a\u0637 DEF\u061f<\/h3>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0645\u0633\u062a\u0634\u0639\u0631 \u064a\u0639\u0637\u064a \u0642\u0631\u0627\u0621\u0629 \u063a\u064a\u0631 \u0645\u0639\u0642\u0648\u0644\u0629 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0641\u0639\u0644\u064a\u060c \u0641\u0642\u062f \u064a\u0643\u0648\u0646 \u0645\u0639\u0637\u0644\u0627\u064b. \u062a\u062d\u0642\u0642 \u0645\u0646 \u062c\u0647\u062f \u0625\u0634\u0627\u0631\u0629 \u0627\u0644\u0645\u0633\u062a\u0634\u0639\u0631 \u0648\u0642\u0627\u0631\u0646\u0647\u0627 \u0628\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629. \u0627\u0641\u062d\u0635 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0648\u0627\u0644\u0645\u0633\u062a\u0634\u0639\u0631 \u0644\u0644\u0636\u0631\u0631 \u0623\u0648 \u0627\u0644\u062a\u0622\u0643\u0644.<\/p>\n<h3 id=\"how-do-i-test-for-leaking-def-lines-\">\u0643\u064a\u0641 \u064a\u0645\u0643\u0646\u0646\u064a \u0627\u062e\u062a\u0628\u0627\u0631 \u062a\u0633\u0631\u064a\u0628 \u0641\u064a \u062e\u0637\u0648\u0637 DEF\u061f<\/h3>\n<p>\u0627\u0641\u062d\u0635 \u062c\u0645\u064a\u0639 \u0627\u0644\u062e\u0637\u0648\u0637\u060c \u0648\u0627\u0644\u062a\u0648\u0635\u064a\u0644\u0627\u062a\u060c \u0648\u0627\u0644\u0645\u0641\u0627\u0635\u0644 \u0628\u0635\u0631\u064a\u0627\u064b \u0628\u062d\u062b\u0627\u064b \u0639\u0646 \u0639\u0644\u0627\u0645\u0627\u062a \u0631\u0637\u0648\u0628\u0629\u060c \u062a\u0628\u0644\u0648\u0631\u060c \u0623\u0648 \u062a\u0644\u0641. \u062a\u062a\u0628\u0639 \u0627\u0644\u062e\u0637\u0648\u0637 \u0645\u0646 \u0627\u0644\u062e\u0632\u0627\u0646 \u0625\u0644\u0649 \u0635\u0645\u0627\u0645 \u0627\u0644\u062d\u0642\u0646. \u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u062a\u0631\u0643 \u0627\u0644\u062a\u0633\u0631\u0628 \u0628\u0642\u0627\u064a\u0627 \u0628\u064a\u0636\u0627\u0621 \u0645\u0631\u0626\u064a\u0629 \u0646\u062a\u064a\u062c\u0629 \u062a\u0628\u0644\u0648\u0631 DEF. \u064a\u0645\u0643\u0646\u0643 \u0623\u064a\u0636\u064b\u0627 \u0636\u063a\u0637 \u0627\u0644\u0646\u0638\u0627\u0645 \u0648\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0630\u064a \u064a\u062f\u0644 \u0639\u0644\u0649 \u0648\u062c\u0648\u062f \u062a\u0633\u0631\u0628.<\/p>\n<h3 id=\"can-a-clogged-def-dosing-valve-cause-low-pressure-\">\u0647\u0644 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062a\u0633\u0628\u0628 \u0627\u0646\u0633\u062f\u0627\u062f \u0635\u0645\u0627\u0645 \u062d\u0642\u0646 DEF \u0641\u064a \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637\u061f<\/h3>\n<p>\u0646\u0639\u0645\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0635\u0645\u0627\u0645 \u0645\u0633\u062f\u0648\u062f\u064b\u0627 \u0628\u062a\u0628\u0644\u0648\u0631 DEF\u060c \u0641\u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u0636\u063a\u0637. \u0642\u0645 \u0628\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0635\u0645\u0627\u0645 \u0648\u062a\u0646\u0638\u064a\u0641\u0647 \u0623\u0648 \u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647 \u062d\u0633\u0628 \u0627\u0644\u062d\u0627\u062c\u0629. \u062a\u062c\u0646\u0628 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0627\u0621 \u0627\u0644\u0635\u0646\u0628\u0648\u0631 \u0644\u0623\u0646\u0647 \u0642\u062f \u064a\u062a\u0631\u0643 \u0631\u0648\u0627\u0633\u0628 \u0645\u0639\u062f\u0646\u064a\u0629\u061b \u0627\u0633\u062a\u062e\u062f\u0645 \u0627\u0644\u0645\u0627\u0621 \u0627\u0644\u0645\u0642\u0637\u0631 \u0623\u0648 DEF \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0630\u0644\u0643.<\/p>\n<h3 id=\"what-happens-if-i-run-the-def-tank-empty-\">\u0645\u0627\u0630\u0627 \u064a\u062d\u062f\u062b \u0625\u0630\u0627 \u0646\u0641\u0630 \u062e\u0632\u0627\u0646 DEF\u061f<\/h3>\n<p>\u0625\u0630\u0627 \u0627\u0646\u062e\u0641\u0636 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0633\u0627\u0626\u0644 \u0628\u062f\u0631\u062c\u0629 \u0643\u0628\u064a\u0631\u0629<\/p>\n<p>\u060c \u0641\u0642\u062f \u064a\u0633\u0645\u062d \u0628\u062f\u062e\u0648\u0644 \u0627\u0644\u0647\u0648\u0627\u0621 \u0625\u0644\u0649 \u0627\u0644\u0646\u0638\u0627\u0645\u060c \u0645\u0645\u0627 \u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637. \u0642\u062f \u064a\u0642\u0644\u0644 \u0627\u0644\u0645\u062d\u0631\u0643 \u0645\u0646 \u0627\u0644\u0633\u0631\u0639\u0629 \u0625\u0630\u0627 \u0627\u0633\u062a\u0634\u0639\u0631 \u0623\u0646 \u0627\u0644\u062e\u0632\u0627\u0646 \u0641\u0627\u0631\u063a \u0644\u0645\u0646\u0639 \u0627\u0644\u0623\u0636\u0631\u0627\u0631 \u0627\u0644\u062a\u064a \u0642\u062f \u062a\u0635\u064a\u0628 \u0645\u0643\u0648\u0646\u0627\u062a SCR. \u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u0627\u0644\u062e\u0632\u0627\u0646 \u0645\u0645\u062a\u0644\u0626\u064b\u0627 \u0648\u0623\u0639\u062f \u062a\u0639\u0628\u0626\u062a\u0647 \u0641\u064a \u0643\u0644 \u0645\u0631\u0629 \u062a\u0642\u0648\u0645 \u0628\u062a\u0639\u0628\u0626\u0629 \u0627\u0644\u0648\u0642\u0648\u062f.<\/p>\n<h3 id=\"does-cold-weather-affect-def-pressure-\">\u0647\u0644 \u064a\u0624\u062b\u0631 \u0627\u0644\u0637\u0642\u0633 \u0627\u0644\u0628\u0627\u0631\u062f \u0639\u0644\u0649 \u0636\u063a\u0637 DEF\u061f<\/h3>\n<p>\u064a\u062a\u062c\u0645\u062f DEF \u0639\u0646\u062f 12 \u062f\u0631\u062c\u0629 \u0641\u0647\u0631\u0646\u0647\u0627\u064a\u062a (-11 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629) \u0645\u0645\u0627 \u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062a\u0641\u0639\u064a\u0644 \u0631\u0645\u0632 \u0627\u0646\u062e\u0641\u0627\u0636 \u0627\u0644\u0636\u063a\u0637 \u0639\u0646\u062f \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u062d\u062a\u0649 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