{"id":287375,"date":"2024-10-21T10:52:50","date_gmt":"2024-10-21T10:52:50","guid":{"rendered":"https:\/\/www.ziptuning.com\/zh\/?p=287375"},"modified":"2024-11-01T12:55:10","modified_gmt":"2024-11-01T12:55:10","slug":"p1402-exhaust-flap-control-circuit-low-some-manufacturers","status":"publish","type":"post","link":"https:\/\/www.ziptuning.com\/zh\/blog\/p1402-exhaust-flap-control-circuit-low-some-manufacturers\/","title":{"rendered":"P1402 &#8211; \u6392\u6c14\u9600\u63a7\u5236\u7535\u8def\u4f4e\u7535\u538b\uff08\u67d0\u4e9b\u5236\u9020\u5546\uff09"},"content":{"rendered":"<h2 id=\"overview\">\u6982\u8ff0<\/h2>\n<p>P1402\u8bca\u65ad\u6545\u969c\u7801\u8868\u660e\u6392\u6c14\u518d\u5faa\u73af\uff08EGR\uff09\u7cfb\u7edf\u51fa\u73b0\u6545\u969c\u3002\u6b64\u4ee3\u7801\u901a\u5e38\u5b9a\u4e49\u4e3a\u201cEGR\u8282\u6d41\u5b54\u53d7\u9650\u201d\uff0c\u4f46\u5177\u4f53\u5b9a\u4e49\u53ef\u80fd\u4f1a\u6839\u636e\u8f66\u8f86\u5236\u9020\u5546\u7684\u4e0d\u540c\u800c\u7565\u6709\u53d8\u5316\u3002<\/p>\n<div class=\"workshop-experience-text\">\n<p>\u5728\u6211\u4eec\u7684\u8f66\u95f4\u91cc\uff0c\u6211\u7ecf\u5e38\u770b\u5230P1402\u6545\u969c\u7801\uff0c\u5c24\u5176\u662f\u5728\u6b27\u6d32\u54c1\u724c\u7684\u8f66\u8f86\u4e0a\uff0c\u6bd4\u5982\u6c83\u5c14\u6c83\u3001MG\u548c\u5954\u9a70\u3002\u5c31\u5728\u4e0a\u5468\uff0c\u6211\u4fee\u4e86\u4e00\u8f862008\u5e74\u7684\u6c83\u5c14\u6c83C30 1.6D\uff0c\u663e\u793aP1402\u6545\u969c\u7801\u3002\u6e05\u6d01EGR\u9600\u548c\u901a\u9053\u89e3\u51b3\u4e86\u95ee\u9898\uff0c\u4f46\u7531\u4e8e\u78b3\u79ef\u7d2f\uff0c\u8fd9\u662f\u8fd9\u4e9b\u8f66\u5e38\u89c1\u7684\u95ee\u9898\uff0c\u7279\u522b\u662f\u90a3\u4e9b\u4e3b\u8981\u7528\u4e8e\u77ed\u9014\u9a7e\u9a76\u7684\u8f66\u8f86\u3002\u5bf9\u4e8e\u7f57\u5b5aMG ZS\u67f4\u6cb9\u8f66\uff0c\u6211\u4e5f\u51e0\u6b21\u66f4\u6362\u8fc7EGR\u9600\u3002\u81f3\u4e8e\u5954\u9a70\u7684CDI\u8f66\u578b\uff0c\u5b83\u4eec\u7684EGR\u7cfb\u7edf\u5f88\u6311\u5254\uff0c\u6211\u5728\u5904\u7406P1402\u6545\u969c\u65f6\uff0c\u603b\u662f\u786e\u4fdd\u66f4\u6362\u5bc6\u5c01\u57ab\u548c\u87ba\u6813\u3002\u56e0\u6b64\uff0c\u867d\u7136\u8fd9\u4e2a\u6545\u969c\u7801\u4e0d\u592a\u597d\u5904\u7406\uff0c\u4f46\u6211\u5df2\u7ecf\u5f88\u64c5\u957f\u8bca\u65ad\u548c\u4fee\u590d\u8fd9\u4e9b\u6b27\u6d32\u8f66\u578b\u7684\u8fd9\u4e2a\u95ee\u9898\u4e86\u3002<\/p>\n<\/div>\n<p>\u5982\u679c\u51fa\u73b0\u6b64\u4ee3\u7801\uff0c\u6700\u597d\u5c3d\u5feb\u7531\u5408\u683c\u7684\u6280\u5e08\u68c0\u67e5\u8f66\u8f86\uff0c\u56e0\u4e3aEGR\u7cfb\u7edf\u6545\u969c\u4f1a\u5bfc\u81f4\u6392\u653e\u589e\u52a0\u3001\u71c3\u6cb9\u7ecf\u6d4e\u6027\u4e0b\u964d\uff0c\u5e76\u53ef\u80fd\u635f\u574f\u53d1\u52a8\u673a\u3002\u4e0d\u8fc7\uff0c\u5982\u679c\u8f66\u8f86\u7684\u5176\u4ed6\u8fd0\u884c\u72b6\u51b5\u6b63\u5e38\uff0c\u901a\u5e38\u53ef\u4ee5\u5b89\u5168\u5730\u77ed\u9014\u9a7e\u9a76\u81f3\u7ef4\u4fee\u5e97\u3002<\/p>\n<h2 id=\"egr-system-components\">EGR\u7cfb\u7edf\u7ec4\u4ef6<\/h2>\n<p>EGR\u7cfb\u7edf\u5c06\u4e00\u90e8\u5206\u5e9f\u6c14\u518d\u5faa\u73af\u56de\u53d1\u52a8\u673a\u8fdb\u6c14\uff0c\u4ee5\u964d\u4f4e\u71c3\u70e7\u6e29\u5ea6\u5e76\u51cf\u5c11NOx\u6392\u653e\u3002EGR\u7cfb\u7edf\u7684\u4e3b\u8981\u7ec4\u4ef6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>EGR\u9600\uff1a<\/strong>\u63a7\u5236\u5e9f\u6c14\u8fdb\u5165\u8fdb\u6c14\u6b67\u7ba1\u7684\u6d41\u91cf<\/li>\n<li><strong>EGR\u6e29\u5ea6\u4f20\u611f\u5668\uff1a<\/strong>\u76d1\u6d4b\u6d41\u7ecfEGR\u7cfb\u7edf\u7684\u6c14\u4f53\u6e29\u5ea6<\/li>\n<li><strong>\u5dee\u538b\u53cd\u9988EGR\uff08DPFE\uff09\u4f20\u611f\u5668\uff1a<\/strong>\u6d4b\u91cfEGR\u9600\u4e24\u4fa7\u7684\u538b\u529b\u5dee\uff0c\u4ee5\u786e\u5b9a\u6d41\u91cf<\/li>\n<li><strong>EGR\u771f\u7a7a\u7535\u78c1\u9600\/\u8c03\u8282\u5668\uff1a<\/strong>\u63a7\u5236EGR\u9600\u7684\u771f\u7a7a\u4fe1\u53f7<\/li>\n<li><strong>EGR\u901a\u9053\/\u7ba1\u9053\uff1a<\/strong>\u5c06\u5e9f\u6c14\u4ece\u6392\u6c14\u6b67\u7ba1\u4f20\u8f93\u5230\u8fdb\u6c14\u6b67\u7ba1<\/li>\n<\/ul>\n<h2 id=\"common-causes\">\u5e38\u89c1\u539f\u56e0<\/h2>\n<p>P1402\u4ee3\u7801\u7684\u4e00\u4e9b\u5e38\u89c1\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u7531\u4e8e\u78b3\u79ef\u7d2f\u5bfc\u81f4\u7684EGR\u9600\u6216\u901a\u9053\u5835\u585e\u6216\u5361\u4f4f<\/li>\n<li>EGR\u6e29\u5ea6\u4f20\u611f\u5668\u6545\u969c<\/li>\n<li>DPFE\u4f20\u611f\u5668\u6545\u969c<\/li>\n<li>EGR\u771f\u7a7a\u7ba1\u9053\u635f\u574f\u6216\u6cc4\u6f0f<\/li>\n<li>EGR\u771f\u7a7a\u7535\u78c1\u9600\/\u8c03\u8282\u5668\u6545\u969c<\/li>\n<li>EGR\u7cfb\u7edf\u4e2d\u7684\u7535\u6c14\u7ebf\u8def\u6216\u8fde\u63a5\u5668\u635f\u574f\u6216\u8150\u8680<\/li>\n<\/ul>\n<h2 id=\"diagnosis\">\u8bca\u65ad\u6b65\u9aa4<\/h2>\n<p>\u8981\u6b63\u786e\u8bca\u65adP1402\u6545\u969c\u7801\u7684\u6839\u672c\u539f\u56e0\uff0c\u8bf7\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<ol>\n<li>\u76ee\u89c6\u68c0\u67e5\u6240\u6709\u53ef\u89c1\u7684EGR\u7cfb\u7edf\u7ec4\u4ef6\u3001\u7ebf\u8def\u548c\u771f\u7a7a\u7ba1\u9053\u662f\u5426\u6709\u635f\u574f\u3001\u88c2\u7eb9\u6216\u677e\u52a8\u7684\u8fde\u63a5\u3002<\/li>\n<li>\u4f7f\u7528\u771f\u7a7a\u6cf5\u6d4b\u8bd5EGR\u9600\u7684\u6b63\u5e38\u8fd0\u884c\u60c5\u51b5\u3002\u9600\u95e8\u5e94\u80fd\u5e73\u6ed1\u5730\u5f00\u95ed\u3002<\/li>\n<li>\u4f7f\u7528\u4e07\u7528\u8868\u68c0\u67e5EGR\u6e29\u5ea6\u4f20\u611f\u5668\u7684\u7535\u963b\u3002\u5728\u5ba4\u6e29\uff0821\u00b0C\/70\u00b0F\uff09\u4e0b\uff0c\u7535\u963b\u5e94\u57282.4-3.2 k\u03a9\u4e4b\u95f4\u3002<\/li>\n<li>\u53d1\u52a8\u673a\u8fd0\u884c\u65f6\uff0c\u4f7f\u7528\u771f\u7a7a\u8868\u68c0\u67e5EGR\u9600\u548cDPFE\u4f20\u611f\u5668\u5904\u7684\u771f\u7a7a\u4fe1\u53f7\u3002\u8bfb\u6570\u5e94\u968f\u53d1\u52a8\u673a\u8f6c\u901f\u53d8\u5316\u3002<\/li>\n<li>\u4f7f\u7528\u4e07\u7528\u8868\u68c0\u67e5DPFE\u4f20\u611f\u5668\u7684\u7535\u538b\u4fe1\u53f7\u3002\u5728\u70b9\u706b\u5f00\u5173\u6253\u5f00\u3001\u53d1\u52a8\u673a\u5173\u95ed\u65f6\uff0c\u7535\u538b\u5e94\u57284.8-5.2V\u4e4b\u95f4\u3002<\/li>\n<\/ol>\n<h2 id=\"repair-solutions\">\u7ef4\u4fee\u65b9\u6848<\/h2>\n<p>\u6839\u636e\u8bca\u65ad\u51fa\u7684\u6839\u672c\u539f\u56e0\uff0cP1402\u6545\u969c\u7801\u7684\u5e38\u89c1\u7ef4\u4fee\u65b9\u6848\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6e05\u6d01EGR\u9600\u548c\u901a\u9053\uff0c\u53bb\u9664\u78b3\u79ef\u7d2f<\/li>\n<li>\u66f4\u6362\u6545\u969c\u7684EGR\u6e29\u5ea6\u4f20\u611f\u5668\u3001DPFE\u4f20\u611f\u5668\u6216\u771f\u7a7a\u7535\u78c1\u9600<\/li>\n<li>\u66f4\u6362\u635f\u574f\u7684EGR\u771f\u7a7a\u7ba1\u9053\u6216\u7535\u6c14\u7ebf\u8def<\/li>\n<li>\u66f4\u6362\u65e0\u6cd5\u6e05\u6d01\u7684EGR\u9600<\/li>\n<\/ul>\n<p>\u8be6\u7ec6\u7684\u7ef4\u4fee\u6b65\u9aa4\u8bf7\u53c2\u8003\u8f66\u8f86\u7279\u5b9a\u7684\u7ef4\u4fee\u624b\u518c\u6216\u5728\u7ebf\u7ef4\u4fee\u6570\u636e\u5e93\u3002<\/p>\n<h2 id=\"repair-costs\">\u7ef4\u4fee\u6210\u672c<\/h2>\n<p>EGR\u7cfb\u7edf\u7684\u7ef4\u4fee\u6210\u672c\u53d6\u51b3\u4e8e\u9700\u8981\u66f4\u6362\u7684\u5177\u4f53\u90e8\u4ef6\u3002\u5e38\u89c1\u90e8\u4ef6\u7684\u5178\u578b\u8d39\u7528\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>EGR\u9600\uff1a150-500\u7f8e\u5143\uff08110-370\u82f1\u9551 \/ 130-440\u6b27\u5143\uff09<\/li>\n<li>EGR\u6e29\u5ea6\u4f20\u611f\u5668\uff1a30-100\u7f8e\u5143\uff0820-75\u82f1\u9551 \/ 25-90\u6b27\u5143\uff09<\/li>\n<li>DPFE\u4f20\u611f\u5668\uff1a50-200\u7f8e\u5143\uff0835-150\u82f1\u9551 \/ 45-180\u6b27\u5143\uff09<\/li>\n<li>EGR\u771f\u7a7a\u7535\u78c1\u9600\uff1a40-150\u7f8e\u5143\uff0830-110\u82f1\u9551 \/ 35-130\u6b27\u5143\uff09<\/li>\n<\/ul>\n<p>\u4eba\u5de5\u6210\u672c\u56e0\u7ef4\u4fee\u5e97\u548c\u8f66\u8f86\u7684\u4e0d\u540c\u800c\u6709\u6240\u53d8\u5316\uff0c\u901a\u5e38\u4e3a\u6bcf\u5c0f\u65f650-150\u7f8e\u5143\uff0835-110\u82f1\u9551 \/ 45-130\u6b27\u5143\uff09\uff0c\u5927\u591a\u6570\u7ef4\u4fee\u9700\u89811-3\u5c0f\u65f6\u3002<\/p>\n<h2 id=\"prevention\">\u9884\u9632\u63aa\u65bd<\/h2>\n<p>\u4e3a\u4e86\u9632\u6b62EGR\u7cfb\u7edf\u95ee\u9898\u548cP1402\u4ee3\u7801\u7684\u51fa\u73b0\uff0c\u8bf7\u8003\u8651\u4ee5\u4e0b\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u6e05\u6d01EGR\u7cfb\u7edf\uff0c\u5c24\u5176\u662f\u9ad8\u91cc\u7a0b\u8f66\u8f86\uff0c\u53bb\u9664\u78b3\u79ef\u7d2f<\/li>\n<li>\u53ca\u65f6\u4fee\u590d\u4efb\u4f55\u771f\u7a7a\u6cc4\u6f0f\u6216\u5176\u4ed6\u53ef\u80fd\u5f71\u54cdEGR\u8fd0\u884c\u7684\u53d1\u52a8\u673a\u95ee\u9898<\/li>\n<li>\u5904\u7406\u53ef\u80fd\u4e0eEGR\u95ee\u9898\u76f8\u5173\u7684\u5176\u4ed6\u53d1\u52a8\u673a\u6545\u969c\u7801<\/li>\n<\/ul>\n<h2 id=\"associated-issues\">\u76f8\u5173\u95ee\u9898<\/h2>\n<p>\u4e0eP1402\u4ee3\u7801\u540c\u65f6\u53ef\u80fd\u51fa\u73b0\u7684\u5176\u4ed6\u75c7\u72b6\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6020\u901f\u4e0d\u7a33\u6216\u7184\u706b<\/li>\n<li>\u52a0\u901f\u65f6\u7684\u8fdf\u6ede\u6216\u987f\u632b<\/li>\n<li>\u71c3\u6cb9\u6d88\u8017\u589e\u52a0<\/li>\n<li>\u68c0\u67e5\u5f15\u64ce\u706f\u4eae\u8d77<\/li>\n<\/ul>\n<p>\u53ef\u80fd\u4e0eP1402\u4e00\u8d77\u51fa\u73b0\u7684\u5176\u4ed6\u6545\u969c\u7801\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0401-exhaust-gas-recirculation-flow-insufficient-detected-a-technical-description\/\" title=\"P0401 - EGR\u6d41\u91cf\u4e0d\u8db3\">P0401 &#8211; EGR\u6d41\u91cf\u4e0d\u8db3<\/a><\/li>\n<li>P0406 &#8211; EGR\u7cfb\u7edf\u6027\u80fd<\/li>\n<\/ul>\n<p>\u5982\u679c\u8fd9\u4e9b\u6216\u5176\u4ed6\u6545\u969c\u7801\u5b58\u5728\uff0c\u5e94\u540c\u65f6\u8bca\u65ad\u548c\u4fee\u590d\uff0c\u4ee5\u786e\u4fdd\u53d1\u52a8\u673a\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n<h2 id=\"frequently-asked-questions-about-p1402\">\u5173\u4e8eP1402\u6545\u969c\u7801\u7684\u5e38\u89c1\u95ee\u9898<\/h2>\n<h3 id=\"what-does-obd-ii-code-p1402-mean-\">OBD-II\u4ee3\u7801P1402\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h3>\n<p>\u4ee3\u7801P1402\u8868\u793a\u201cEGR\u8282\u6d41\u5b54\u53d7\u9650\u201d\uff0c\u8868\u660e\u6392\u6c14\u518d\u5faa\u73af\uff08EGR\uff09\u7cfb\u7edf\u51fa\u73b0\u95ee\u9898\uff0c\u5c24\u5176\u662f\u63a7\u5236EGR\u6d41\u91cf\u7684\u8282\u6d41\u5b54\u5835\u585e\u6216\u53d7\u9650\u3002<\/p>\n<h3 id=\"is-it-safe-to-drive-with-a-p1402-code-\">\u5e26\u7740P1402\u6545\u969c\u7801\u884c\u9a76\u5b89\u5168\u5417\uff1f<\/h3>\n<p>\u8fd9\u53d6\u51b3\u4e8e\u4e25\u91cd\u7a0b\u5ea6\u3002P1402\u4ee3\u7801\u672c\u8eab\u4e0d\u4f1a\u7acb\u5373\u5e26\u6765\u5b89\u5168\u98ce\u9669\uff0c\u4f46\u5e26\u7740EGR\u7cfb\u7edf\u6545\u969c\u9a7e\u9a76\u4f1a\u5bfc\u81f4\u6392\u653e\u589e\u52a0\u3001\u71c3\u6cb9\u7ecf\u6d4e\u6027\u4e0b\u964d\uff0c\u5e76\u53ef\u80fd\u968f\u7740\u65f6\u95f4\u63a8\u79fb\u635f\u574f\u53d1\u52a8\u673a\u3002\u6700\u597d\u5c3d\u5feb\u8bca\u65ad\u548c\u4fee\u590d\u95ee\u9898\u3002<\/p>\n<h3 id=\"what-are-the-common-symptoms-of-a-p1402-code-\">P1402\u6545\u969c\u7801\u7684\u5e38\u89c1\u75c7\u72b6\u662f\u4ec0\u4e48\uff1f<\/h3>\n<ul>\n<li>\u68c0\u67e5\u5f15\u64ce\u706f\u4eae\u8d77<\/li>\n<li>\u6020\u901f\u4e0d\u7a33\u6216\u7184\u706b<\/li>\n<li>\u52a0\u901f\u65f6\u7684\u8fdf\u6ede\u6216\u987f\u632b<\/li>\n<li>\u71c3\u6cb9\u6d88\u8017\u589e\u52a0<\/li>\n<li>\u6392\u653e\u6d4b\u8bd5\u5931\u8d25<\/li>\n<\/ul>\n<h3 id=\"what-are-the-common-causes-of-a-p1402-code-\">P1402\u6545\u969c\u7801\u7684\u5e38\u89c1\u539f\u56e0\u662f\u4ec0\u4e48\uff1f<\/h3>\n<ul>\n<li>\u7531\u4e8e\u78b3\u79ef\u7d2f\u5bfc\u81f4\u7684EGR\u9600\u6216\u901a\u9053\u5835\u585e<\/li>\n<li>EGR\u6e29\u5ea6\u4f20\u611f\u5668\u6545\u969c<\/li>\n<li>\u5dee\u538b\u53cd\u9988EGR\uff08DPFE\uff09\u4f20\u611f\u5668\u6545\u969c<\/li>\n<li>EGR\u771f\u7a7a\u7ba1\u9053\u635f\u574f\u6216\u6cc4\u6f0f<\/li>\n<li>EGR\u771f\u7a7a\u7535\u78c1\u9600\/\u8c03\u8282\u5668\u6545\u969c<\/li>\n<li>EGR\u7cfb\u7edf\u4e2d\u7684\u7535\u6c14\u7ebf\u8def\u6216\u8fde\u63a5\u5668\u635f\u574f\u6216\u8150\u8680<\/li>\n<\/ul>\n<h3 id=\"how-is-a-p1402-code-diagnosed-\">\u5982\u4f55\u8bca\u65adP1402\u6545\u969c\u7801\uff1f<\/h3>\n<ol>\n<li>\u76ee\u89c6\u68c0\u67e5\u6240\u6709\u53ef\u89c1\u7684EGR\u7cfb\u7edf\u7ec4\u4ef6\u3001\u7ebf\u8def\u548c\u771f\u7a7a\u7ba1\u9053\u662f\u5426\u6709\u635f\u574f\u6216\u677e\u52a8\u7684\u8fde\u63a5\u3002<\/li>\n<li>\u4f7f\u7528\u771f\u7a7a\u6cf5\u6d4b\u8bd5EGR\u9600\u7684\u6b63\u5e38\u8fd0\u884c\u60c5\u51b5\u3002<\/li>\n<li>\u4f7f\u7528\u4e07\u7528\u8868\u68c0\u67e5EGR\u6e29\u5ea6\u4f20\u611f\u5668\u7684\u7535\u963b\u3002<\/li>\n<li>\u4f7f\u7528\u771f\u7a7a\u8868\u68c0\u67e5EGR\u9600\u548cDPFE\u4f20\u611f\u5668\u5904\u7684\u771f\u7a7a\u4fe1\u53f7\u3002<\/li>\n<li>\u4f7f\u7528\u4e07\u7528\u8868\u68c0\u67e5DPFE\u4f20\u611f\u5668\u7684\u7535\u538b\u4fe1\u53f7\u3002<\/li>\n<\/ol>\n<h3 id=\"what-tools-are-needed-to-diagnose-a-p1402-code-\">\u8bca\u65adP1402\u6545\u969c\u7801\u9700\u8981\u54ea\u4e9b\u5de5\u5177\uff1f<\/h3>\n<p>\u4e3b\u8981\u5de5\u5177\u5305\u62ec\u7528\u4e8e\u8bfb\u53d6\u6545\u969c\u7801\u7684\u626b\u63cf\u5de5\u5177\u3001\u7528\u4e8e\u7535\u6c14\u6d4b\u8bd5\u7684\u4e07\u7528\u8868\u548c\u7528\u4e8e\u6d4b\u8bd5\u771f\u7a7a\u4fe1\u53f7\u7684\u771f\u7a7a\u8868\u3002\u624b\u52a8\u771f\u7a7a\u6cf5\u4e5f\u6709\u52a9\u4e8e\u6d4b\u8bd5EGR\u9600\u7684\u8fd0\u884c\u60c5\u51b5\u3002<\/p>\n<h3 id=\"how-much-does-it-cost-to-repair-a-p1402-code-\">\u4fee\u590dP1402\u6545\u969c\u7801\u7684\u8d39\u7528\u662f\u591a\u5c11\uff1f<\/h3>\n<p>\u8d39\u7528\u53d6\u51b3\u4e8e\u6839\u672c\u539f\u56e0\u3002\u66f4\u6362EGR\u9600\u7684\u8d39\u7528\u901a\u5e38\u4e3a150-500\u7f8e\u5143\uff0c\u800c\u66f4\u6362\u6e29\u5ea6\u4f20\u611f\u5668\u6216DPFE\u4f20\u611f\u5668\u7684\u8d39\u7528\u901a\u5e38\u572830-200\u7f8e\u5143\u4e4b\u95f4\u3002\u52a0\u4e0a\u4eba\u5de5\uff0c\u7ef4\u4fee\u603b\u8d39\u7528\u901a\u5e38\u5728200-600\u7f8e\u5143\u4e4b\u95f4\u3002<\/p>\n<h3 id=\"can-i-clean-a-clogged-egr-valve-myself-\">\u6211\u53ef\u4ee5\u81ea\u5df1\u6e05\u6d01\u5835\u585e\u7684EGR\u9600\u5417\uff1f<\/h3>\n<p>\u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\u53ef\u4ee5\u3002\u5c0f\u5fc3\u62c6\u4e0bEGR\u9600\uff0c\u7528\u5316\u6cb9\u5668\u6e05\u6d01\u5242\u548c\u94a2\u4e1d\u5237\u6e05\u9664\u9600\u95e8\u548c\u901a\u9053\u4e2d\u7684\u78b3\u79ef\u7d2f\u3002\u7136\u800c\uff0c\u5982\u679c\u9600\u95e8\u4e25\u91cd\u8150\u8680\u6216\u635f\u574f\uff0c\u5219\u9700\u8981\u66f4\u6362\u3002<\/p>\n<h3 id=\"how-often-should-the-egr-system-be-cleaned-to-prevent-issues-\">EGR\u7cfb\u7edf\u5e94\u591a\u4e45\u6e05\u6d01\u4e00\u6b21\u4ee5\u9632\u6b62\u95ee\u9898\uff1f<\/h3>\n<p>\u4e3a\u4e86\u9884\u9632\u6027\u7ef4\u62a4\uff0c\u5efa\u8bae\u6bcf50,000\u523080,000\u82f1\u91cc\u6e05\u6d01\u4e00\u6b21EGR\u9600\u548c\u901a\u9053\uff0c\u5c24\u5176\u662f\u9ad8\u91cc\u7a0b\u8f66\u8f86\u3002\u4e3b\u8981\u7528\u4e8e\u77ed\u9014\u9a7e\u9a76\u7684\u8f66\u8f86\u66f4\u5bb9\u6613\u51fa\u73b0EGR\u5835\u585e\u95ee\u9898\u3002<\/p>\n<h3 id=\"can-a-p1402-code-cause-a-vehicle-to-fail-an-emissions-test-\">P1402\u6545\u969c\u7801\u4f1a\u5bfc\u81f4\u8f66\u8f86\u65e0\u6cd5\u901a\u8fc7\u6392\u653e\u6d4b\u8bd5\u5417\uff1f<\/h3>\n<p>\u662f\u7684\uff0cEGR\u7cfb\u7edf\u6545\u969c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8f66\u8f86\u7531\u4e8e\u6392\u6c14\u4e2d\u7684NOx\u6c34\u5e73\u8fc7\u9ad8\u800c\u672a\u80fd\u901a\u8fc7\u6392\u653e\u6d4b\u8bd5\u3002EGR\u7cfb\u7edf\u5fc5\u987b\u4fee\u590d\u624d\u80fd\u901a\u8fc7\u91cd\u65b0\u6d4b\u8bd5\u3002<\/p>\n<h3 id=\"will-a-p1402-code-trigger-a-check-engine-light-\">P1402\u6545\u969c\u7801\u4f1a\u89e6\u53d1\u201c\u68c0\u67e5\u5f15\u64ce\u201d\u706f\u5417\uff1f<\/h3>\n<p>\u662f\u7684\uff0cP1402\u4ee3\u7801\u4f1a\u70b9\u4eae\u8f66\u8f86\u4eea\u8868\u677f\u4e0a\u7684\u201c\u68c0\u67e5\u5f15\u64ce\u201d\u6216\u201c\u5f15\u64ce\u6545\u969c\u201d\u706f\u3002\u706f\u5149\u53ef\u80fd\u662f\u7a33\u5b9a\u7684\u6216\u95ea\u70c1\u7684\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e\u95ee\u9898\u7684\u4e25\u91cd\u7a0b\u5ea6\u3002<\/p>\n<h3 id=\"can-a-malfunctioning-egr-system-damage-the-engine-\">EGR\u7cfb\u7edf\u6545\u969c\u4f1a\u635f\u574f\u53d1\u52a8\u673a\u5417\uff1f<\/h3>\n<p>\u6709\u53ef\u80fd\u3002\u5361\u5728\u6253\u5f00\u4f4d\u7f6e\u7684EGR\u9600\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8fc7\u591a\u7684\u5e9f\u6c14\u8fdb\u5165\u8fdb\u6c14\u7cfb\u7edf\uff0c\u5bfc\u81f4\u8fd0\u884c\u4e0d\u7545\u3001\u5931\u706b\uff0c\u5e76\u53ef\u80fd\u968f\u7740\u65f6\u95f4\u63a8\u79fb\u635f\u574f\u71c3\u70e7\u5ba4\u3002\u5361\u5728\u5173\u95ed\u4f4d\u7f6e\u7684\u9600\u95e8\u53ef\u80fd\u4f1a\u56e0\u71c3\u70e7\u6e29\u5ea6\u8fc7\u9ad8\u800c\u5bfc\u81f4\u63d0\u524d\u70b9\u706b\u6216\u7206\u9707\u3002<\/p>\n<h3 id=\"what-other-codes-may-be-present-along-with-p1402-\">\u4e0eP1402\u4e00\u8d77\u53ef\u80fd\u51fa\u73b0\u7684\u5176\u4ed6\u6545\u969c\u7801\u6709\u54ea\u4e9b\uff1f<\/h3>\n<p>\u4e0eP1402\u76f8\u5173\u7684\u5176\u4ed6\u6545\u969c\u7801\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0400-exhaust-gas-recirculation-flow-malfunction\/\" title=\"P0400 - \u6392\u6c14\u518d\u5faa\u73af\u6d41\u91cf\u6545\u969c\">P0400 &#8211; \u6392\u6c14\u518d\u5faa\u73af\u6d41\u91cf\u6545\u969c<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0401-exhaust-gas-recirculation-flow-insufficient-detected-a-technical-description\/\" title=\"P0401 - \u6392\u6c14\u518d\u5faa\u73af\u6d41\u91cf\u4e0d\u8db3\u68c0\u6d4b\">P0401 &#8211; \u6392\u6c14\u518d\u5faa\u73af\u6d41\u91cf\u4e0d\u8db3\u68c0\u6d4b<\/a><\/li>\n<li>P0402 &#8211; \u6392\u6c14\u518d\u5faa\u73af\u6d41\u91cf\u8fc7\u591a\u68c0\u6d4b<\/li>\n<li>P0403 &#8211; \u6392\u6c14\u518d\u5faa\u73af\u7535\u8def\u6545\u969c<\/li>\n<li>P0404 &#8211; \u6392\u6c14\u518d\u5faa\u73af\u7535\u8def\u8303\u56f4\/\u6027\u80fd<\/li>\n<li>P0405 &#8211; \u6392\u6c14\u518d\u5faa\u73af\u4f20\u611f\u5668A\u7535\u8def\u4f4e\u7535\u538b<\/li>\n<li>P0406 &#8211; \u6392\u6c14\u518d\u5faa\u73af\u4f20\u611f\u5668A\u7535\u8def\u9ad8\u7535\u538b<\/li>\n<\/ul>\n<h3 id=\"can-a-p1402-code-be-caused-by-issues-other-than-the-egr-system-\">\u9664\u4e86EGR\u7cfb\u7edf\u4e4b\u5916\uff0c\u8fd8\u6709\u5176\u4ed6\u95ee\u9898\u4f1a\u5bfc\u81f4P1402\u6545\u969c\u7801\u5417\uff1f<\/h3>\n<p>\u867d\u7136\u4e0d\u5e38\u89c1\uff0c\u4f46P1402\u4ee3\u7801\u53ef\u80fd\u662f\u7531\u771f\u7a7a\u6cc4\u6f0f\u3001\u52a8\u529b\u4f20\u52a8\u63a7\u5236\u6a21\u5757\uff08PCM\uff09\u6545\u969c\u6216\u6a21\u4effEGR\u6545\u969c\u7684\u7ebf\u8def\u95ee\u9898\u5f15\u8d77\u7684\u3002\u5f7b\u5e95\u7684\u8bca\u65ad\u662f\u9694\u79bb\u5b9e\u9645\u6839\u672c\u539f\u56e0\u7684\u5173\u952e\u3002<\/p>\n<h3 id=\"how-does-the-egr-system-affect-vehicle-emissions-\">EGR\u7cfb\u7edf\u5982\u4f55\u5f71\u54cd\u8f66\u8f86\u6392\u653e\uff1f<\/h3>\n<p>EGR\u7cfb\u7edf\u901a\u8fc7\u5c06\u90e8\u5206\u5e9f\u6c14\u56de\u6d41\u5230\u71c3\u70e7\u5ba4\uff0c\u964d\u4f4e\u4e86\u53d1\u52a8\u673a\u6392\u6c14\u4e2d\u7684\u6c2e\u6c27\u5316\u7269\uff08NOx\uff09\u5f62\u6210\u3002\u8fd9\u964d\u4f4e\u4e86\u71c3\u70e7\u5cf0\u503c\u6e29\u5ea6\uff0c\u4ece\u800c\u6291\u5236\u4e86NOx\u7684\u5f62\u6210\u3002EGR\u7cfb\u7edf\u6545\u969c\u53ef\u80fd\u4f1a\u5bfc\u81f4NOx\u6392\u653e\u589e\u52a0\u3002<\/p>\n<h3 id=\"can-a-software-update-fix-a-p1402-code-\">\u8f6f\u4ef6\u66f4\u65b0\u80fd\u4fee\u590dP1402\u6545\u969c\u7801\u5417\uff1f<\/h3>\n<p>\u5728\u6781\u5c11\u6570\u60c5\u51b5\u4e0b\uff0c\u5982\u679cP1402\u4ee3\u7801\u7531\u4e8e\u7f16\u7a0b\u95ee\u9898\u800c\u88ab\u9519\u8bef\u89e6\u53d1\uff0c\u8f66\u8f86\u7684PCM\u8f6f\u4ef6\u5237\u65b0\u6216\u66f4\u65b0\u53ef\u80fd\u4f1a\u89e3\u51b3\u8be5\u4ee3\u7801\u3002\u7136\u800c\uff0c\u8f6f\u4ef6\u66f4\u65b0\u65e0\u6cd5\u4fee\u590d\u7269\u7406\u5835\u585e\u6216\u6545\u969c\u7684EGR\u9600\u6216\u5176\u4ed6\u786c\u4ef6\u95ee\u9898\u3002<\/p>\n<h3 id=\"is-the-egr-system-covered-under-a-vehicle-s-emissions-warranty-\">EGR\u7cfb\u7edf\u662f\u5426\u5728\u8f66\u8f86\u7684\u6392\u653e\u4fdd\u4fee\u8303\u56f4\u5185\uff1f<\/h3>\n<p>\u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u662f\u7684\u3002EGR\u9600\u53ca\u76f8\u5173\u7ec4\u4ef6\u901a\u5e38\u5305\u542b\u5728\u6392\u653e\u4fdd\u4fee\u8303\u56f4\u5185\uff0c\u4fdd\u4fee\u671f\u9650\u4e3a8\u5e74\u621680,000\u82f1\u91cc\uff0c\u4ee5\u5148\u5230\u8005\u4e3a\u51c6\u3002\u7136\u800c\uff0c\u5177\u4f53\u4fdd\u4fee\u8303\u56f4\u53ef\u80fd\u56e0\u8f66\u8f86\u54c1\u724c\u548c\u578b\u53f7\u800c\u5f02\u3002<\/p>\n<h3 id=\"can-a-p1402-code-keep-coming-back-after-repairs-\">\u4fee\u7406\u540eP1402\u6545\u969c\u7801\u4f1a\u518d\u6b21\u51fa\u73b0\u5417\uff1f<\/h3>\n<p>\u5982\u679c\u6839\u672c\u539f\u56e0\u672a\u5f97\u5230\u6b63\u786e\u8bca\u65ad\u548c\u4fee\u590d\uff0c\u6216\u8005\u5b58\u5728\u591a\u4e2a\u6f5c\u5728\u95ee\u9898\uff0c\u5373\u4f7f\u66f4\u6362\u4e86\u96f6\u4ef6\uff0cP1402\u6545\u969c\u7801\u4ecd\u53ef\u80fd\u91cd\u65b0\u51fa\u73b0\u3002\u5f7b\u5e95\u7684\u8bca\u65ad\u548c\u4fee\u7406\u5bf9\u4e8e\u957f\u671f\u89e3\u51b3\u95ee\u9898\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<h3 id=\"what-are-the-differences-between-the-egr-systems-on-gasoline-and-diesel-engines-\">\u6c7d\u6cb9\u548c\u67f4\u6cb9\u53d1\u52a8\u673a\u7684EGR\u7cfb\u7edf\u6709\u4f55\u4e0d\u540c\uff1f<\/h3>\n<p>\u867d\u7136\u57fa\u672c\u529f\u80fd\u76f8\u540c\uff0c\u4f46\u6c7d\u6cb9\u548c\u67f4\u6cb9\u53d1\u52a8\u673a\u7684EGR\u7cfb\u7edf\u5728\u8bbe\u8ba1\u548c\u7ec4\u4ef6\u4e0a\u6709\u6240\u4e0d\u540c\u3002\u67f4\u6cb9EGR\u9600\u901a\u5e38\u96c6\u6210\u6709\u51b7\u5374\u7cfb\u7edf\uff0c\u4ee5\u964d\u4f4e\u518d\u5faa\u73af\u5e9f\u6c14\u7684\u6e29\u5ea6\u3002\u67f4\u6cb9EGR\u7cfb\u7edf\u7684\u518d\u5faa\u73af\u6d41\u91cf\u901a\u5e38\u4e5f\u8f83\u9ad8\u3002<\/p>\n<h3 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