{"id":287403,"date":"2024-10-21T11:36:49","date_gmt":"2024-10-21T11:36:49","guid":{"rendered":"https:\/\/www.ziptuning.com\/zh\/?p=287403"},"modified":"2024-11-04T04:51:13","modified_gmt":"2024-11-04T04:51:13","slug":"p1446-evap-vacuum-solenoid-circuit-malfunction","status":"publish","type":"post","link":"https:\/\/www.ziptuning.com\/zh\/blog\/p1446-evap-vacuum-solenoid-circuit-malfunction\/","title":{"rendered":"P1446 &#8211; EVAP\u771f\u7a7a\u7535\u78c1\u9600\u7535\u8def\u6545\u969c"},"content":{"rendered":"<h2 id=\"urgency-assessment\">\u7d27\u6025\u6027\u8bc4\u4f30<\/h2>\n<p>P1446\u4ee3\u7801\u8868\u793a\u84b8\u53d1\u6392\u653e\u63a7\u5236(EVAP)\u7cfb\u7edf\u4e2d\u7684\u6545\u969c\uff0c\u7279\u522b\u662f\u4e0e\u7f50\u901a\u98ce\u63a7\u5236\u9600\u76f8\u5173\u3002\u867d\u7136\u6b64\u95ee\u9898\u4e0d\u4f1a\u7acb\u5373\u6784\u6210\u5b89\u5168\u98ce\u9669\uff0c\u4f46\u5b83\u53ef\u80fd\u5bfc\u81f4\u6392\u653e\u589e\u52a0\u548c\u71c3\u6cb9\u7ecf\u6d4e\u6027\u964d\u4f4e\u3002\u9a7e\u9a76\u5458\u53ef\u4ee5\u7ee7\u7eed\u9a7e\u9a76\u8f66\u8f86\uff0c\u4f46\u5e94\u5c3d\u5feb\u89e3\u51b3\u95ee\u9898\uff0c\u4ee5\u4fdd\u6301\u6700\u4f73\u6027\u80fd\u5e76\u7b26\u5408\u6392\u653e\u6cd5\u89c4\u3002<\/p>\n<div class=\"workshop-experience-text\">\n<p>\u5728\u6211\u4eec\u7684\u8f66\u95f4\uff0c\u6211\u4eec\u7ecf\u5e38\u770b\u5230P1446\u4ee3\u7801\uff0c\u5c24\u5176\u662f\u5728\u65e5\u4ea7\u8f66\u8f86\u4e2d\uff0c\u7279\u522b\u662f\u8001\u6b3e\u7684Altima\u548cMaxima\u8f66\u578b\u4e2d\u3002\u5728\u6b27\u6d32\u8f66\u8f86\u4e2d\uff0c\u6211\u4eec\u4e5f\u5728\u4e00\u4e9b\u5927\u4f17\u548c\u5965\u8fea\u8f66\u578b\u4e2d\u9047\u5230\u8fc7\u6b64\u95ee\u9898\uff0c\u5c24\u5176\u662f2000\u5e74\u4ee3\u521d\u671f\u7684\u8f66\u578b\u3002\u8be5\u4ee3\u7801\u901a\u5e38\u8868\u793aEVAP\u7f50\u901a\u98ce\u63a7\u5236\u9600\u7684\u95ee\u9898\uff0c\u6211\u4eec\u53d1\u73b0\u6709\u65f6\u901a\u8fc7\u7b80\u5355\u6e05\u6d01\u9600\u95e8\u5c31\u53ef\u4ee5\u89e3\u51b3\u95ee\u9898\u3002\u7136\u800c\uff0c\u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\uff0c\u5c24\u5176\u662f\u9ad8\u91cc\u7a0b\u8f66\u8f86\uff0c\u901a\u5e38\u9700\u8981\u66f4\u6362\u6574\u4e2a\u9600\u95e8\u3002\u6211\u4eec\u6ce8\u610f\u5230\uff0c\u6b27\u6d32\u8f66\u578b\u7684EVAP\u7cfb\u7edf\u5f80\u5f80\u66f4\u4e3a\u590d\u6742\uff0c\u56e0\u6b64\u4e0e\u4e9a\u6d32\u8f66\u578b\u76f8\u6bd4\uff0c\u8bca\u65ad\u548c\u7ef4\u4fee\u7a0d\u5fae\u66f4\u5177\u6311\u6218\u6027\u3002<\/p>\n<\/div>\n<h2 id=\"code-description\">\u4ee3\u7801\u63cf\u8ff0<\/h2>\n<p>P1446\u662f\u4e0e\u65e5\u4ea7\u548c\u82f1\u83f2\u5c3c\u8fea\u8f66\u8f86\u5bc6\u5207\u76f8\u5173\u7684\u5236\u9020\u5546\u7279\u5b9a\u4ee3\u7801\u3002\u5b83\u8868\u793a\u53d1\u52a8\u673a\u63a7\u5236\u6a21\u5757(ECM)\u68c0\u6d4b\u5230EVAP\u7f50\u901a\u98ce\u63a7\u5236\u9600\u7535\u8def\u6216\u5176\u64cd\u4f5c\u4e2d\u7684\u6545\u969c\u3002\u5b98\u65b9\u5b9a\u4e49\u5728\u4e0d\u540c\u5236\u9020\u5546\u4e4b\u95f4\u53ef\u80fd\u7565\u6709\u4e0d\u540c\uff0c\u4f46\u901a\u5e38\u6307\u9600\u95e8\u5361\u5728\u5173\u95ed\u4f4d\u7f6e\u6216\u672a\u80fd\u6b63\u786e\u54cd\u5e94ECM\u547d\u4ee4\u3002<\/p>\n<h2 id=\"affected-systems-and-components\">\u53d7\u5f71\u54cd\u7684\u7cfb\u7edf\u548c\u90e8\u4ef6<\/h2>\n<p>P1446\u4ee3\u7801\u76f4\u63a5\u6d89\u53caEVAP\u7cfb\u7edf\uff0c\u8be5\u7cfb\u7edf\u65e8\u5728\u9632\u6b62\u71c3\u6cb9\u84b8\u6c14\u9038\u5165\u5927\u6c14\u3002\u5173\u952e\u90e8\u4ef6\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\u71c3\u6cb9\u7bb1<\/li>\n<li>EVAP\u7f50<\/li>\n<li>\u7f50\u901a\u98ce\u63a7\u5236\u9600<\/li>\n<li>\u6e05\u6d17\u63a7\u5236\u9600<\/li>\n<li>\u538b\u529b\u4f20\u611f\u5668<\/li>\n<li>\u5404\u79cd\u8f6f\u7ba1\u548c\u7ba1\u7ebf<\/li>\n<\/ol>\n<p>\u7f50\u901a\u98ce\u63a7\u5236\u9600\u662f\u6b64\u4ee3\u7801\u7684\u4e3b\u8981\u5173\u6ce8\u70b9\u3002\u5b83\u63a7\u5236\u5916\u90e8\u7a7a\u6c14\u8fdb\u5165EVAP\u7cfb\u7edf\uff0c\u4ee5\u6e05\u9664\u71c3\u6cb9\u84b8\u6c14\u3002<\/p>\n<h2 id=\"component-functions\">\u90e8\u4ef6\u529f\u80fd<\/h2>\n<p>EVAP\u7f50\u901a\u98ce\u63a7\u5236\u9600\u5728\u7cfb\u7edf\u4e2d\u53d1\u6325\u5173\u952e\u4f5c\u7528\uff1a<\/p>\n<ul>\n<li>\u5728\u6e05\u9664\u64cd\u4f5c\u671f\u95f4\u5141\u8bb8\u65b0\u9c9c\u7a7a\u6c14\u8fdb\u5165EVAP\u7f50\u3002<\/li>\n<li>\u5728ECM\u8fdb\u884c\u6cc4\u6f0f\u6d4b\u8bd5\u65f6\u5bc6\u5c01\u7cfb\u7edf\u3002<\/li>\n<li>\u5728\u53d1\u52a8\u673a\u5173\u95ed\u65f6\u9632\u6b62\u71c3\u6cb9\u84b8\u6c14\u9038\u51fa\u3002<\/li>\n<\/ul>\n<p>\u8be5\u9600\u901a\u5e38\u7531ECM\u901a\u8fc7\u5360\u7a7a\u6bd4\u4fe1\u53f7\u63a7\u5236\u7684\u7535\u78c1\u88c5\u7f6e\u3002<\/p>\n<h2 id=\"common-causes\">\u5e38\u89c1\u539f\u56e0<\/h2>\n<p>\u89e6\u53d1P1446\u4ee3\u7801\u7684\u51e0\u4e2a\u56e0\u7d20\uff1a<\/p>\n<ol>\n<li>\u6545\u969c\u7684\u7f50\u901a\u98ce\u63a7\u5236\u9600<\/li>\n<li>\u5835\u585e\u6216\u53d7\u9650\u7684\u901a\u98ce\u7ba1\u7ebf<\/li>\n<li>\u7535\u6c14\u95ee\u9898\uff08\u7535\u8def\u5f00\u8def\u3001\u63a5\u5730\u77ed\u8def\u6216\u7535\u6e90\u95ee\u9898\uff09<\/li>\n<li>\u635f\u574f\u7684\u7ebf\u675f\u6216\u8fde\u63a5\u5668<\/li>\n<li>\u5361\u4f4f\u6216\u53d7\u6c61\u67d3\u7684\u9600\u95e8\u673a\u5236<\/li>\n<li>ECM\u8f6f\u4ef6\u95ee\u9898\uff08\u7f55\u89c1\uff09<\/li>\n<li>\u6545\u969c\u7684ECM\uff08\u975e\u5e38\u7f55\u89c1\uff09<\/li>\n<\/ol>\n<h2 id=\"diagnostic-procedure\">\u8bca\u65ad\u7a0b\u5e8f<\/h2>\n<p>\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8bca\u65adP1446\u4ee3\u7801\uff1a<\/p>\n<ol>\n<li>\u626b\u63cf\u5176\u4ed6\u4ee3\u7801\u548c\u51bb\u7ed3\u5e27\u6570\u636e\u3002<\/li>\n<li>\u76ee\u89c6\u68c0\u67e5EVAP\u7cfb\u7edf\u7ec4\u4ef6\uff0c\u91cd\u70b9\u68c0\u67e5\u901a\u98ce\u63a7\u5236\u9600\u548c\u76f8\u5173\u7ebf\u8def\u3002<\/li>\n<li>\u68c0\u67e5\u901a\u98ce\u7ba1\u7ebf\u662f\u5426\u6709\u660e\u663e\u7684\u5835\u585e\u3002<\/li>\n<li>\u4f7f\u7528\u4e07\u7528\u8868\u9a8c\u8bc1\u9600\u95e8\u7684\u7535\u538b\u4f9b\u5e94\u662f\u5426\u6b63\u5e38\uff08\u901a\u5e38\u4e3a12V\uff09\u3002<\/li>\n<li>\u6d4b\u91cf\u9600\u95e8\u7535\u78c1\u9600\u7684\u7535\u963b\uff08\u901a\u5e38\u572820\u00b0C\/68\u00b0F\u65f6\u4e3a20-40\u6b27\u59c6\uff09\u3002<\/li>\n<li>\u4f7f\u7528\u793a\u6ce2\u5668\u89c2\u5bdfECM\u63a7\u5236\u9600\u95e8\u7684\u4fe1\u53f7\u3002<\/li>\n<li>\u8fdb\u884c\u70df\u96fe\u6d4b\u8bd5\uff0c\u68c0\u67e5\u7cfb\u7edf\u6cc4\u6f0f\uff08\u538b\u529b\u5e94\u57280.02 bar \/ 0.29 psi\u81f3\u5c11\u4fdd\u63012\u5206\u949f\uff09\u3002<\/li>\n<li>\u4f7f\u7528\u626b\u63cf\u5de5\u5177\u547d\u4ee4\u9600\u95e8\u6253\u5f00\u548c\u5173\u95ed\uff0c\u542c\u662f\u5426\u6709\u660e\u663e\u7684\u201c\u5494\u55d2\u201d\u58f0\u3002<\/li>\n<li>\u5982\u679c\u53ef\u80fd\uff0c\u62c6\u5378\u9600\u95e8\u5e76\u5728\u5de5\u4f5c\u53f0\u4e0a\u6d4b\u8bd5\u5176\u8fd0\u884c\u60c5\u51b5\u3002<\/li>\n<\/ol>\n<h2 id=\"solutions\">\u89e3\u51b3\u65b9\u6848<\/h2>\n<p>\u6839\u636e\u8bca\u65ad\u7ed3\u679c\uff0c\u53ef\u80fd\u7684\u4fee\u590d\u65b9\u6848\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\u66f4\u6362\u6545\u969c\u7684\u7f50\u901a\u98ce\u63a7\u5236\u9600<\/li>\n<li>\u4fee\u590d\u6216\u66f4\u6362\u635f\u574f\u7684\u7ebf\u8def<\/li>\n<li>\u6e05\u9664\u901a\u98ce\u7ba1\u7ebf\u4e2d\u7684\u5835\u585e<\/li>\n<li>\u66f4\u65b0ECM\u8f6f\u4ef6\uff08\u5982\u679c\u9002\u7528\uff09<\/li>\n<li>\u5728\u6781\u5c11\u6570\u60c5\u51b5\u4e0b\uff0c\u66f4\u6362ECM<\/li>\n<\/ol>\n<h2 id=\"prevention\">\u9884\u9632\u63aa\u65bd<\/h2>\n<p>\u907f\u514d\u5c06\u6765\u51fa\u73b0P1446\u4ee3\u7801\uff1a<\/p>\n<ol>\n<li>\u5b9a\u671f\u68c0\u67e5EVAP\u7cfb\u7edf\u7ec4\u4ef6\u662f\u5426\u6709\u635f\u574f\u6216\u78e8\u635f\u3002<\/li>\n<li>\u907f\u514d\u8fc7\u5ea6\u52a0\u6ee1\u71c3\u6cb9\u7bb1\u3002<\/li>\n<li>\u52a0\u6cb9\u540e\u786e\u4fdd\u6cb9\u7bb1\u76d6\u62e7\u7d27\u3002<\/li>\n<li>\u4f7f\u7528\u9ad8\u8d28\u91cf\u71c3\u6cb9\uff0c\u4ee5\u51cf\u5c11\u6c61\u67d3\u7269\u3002<\/li>\n<li>\u53ca\u65f6\u5904\u7406\u4efb\u4f55\u71c3\u6cb9\u7cfb\u7edf\u6216\u53d1\u52a8\u673a\u6027\u80fd\u95ee\u9898\u3002<\/li>\n<\/ol>\n<h2 id=\"repair-costs\">\u7ef4\u4fee\u8d39\u7528<\/h2>\n<p>\u9884\u8ba1\u8d39\u7528\uff08\u7f8e\u5143\/\u6b27\u5143\uff09\uff1a<\/p>\n<ul>\n<li>\u8bca\u65ad\u8d39\uff1a75-150\u7f8e\u5143 \/ 65-130\u6b27\u5143<\/li>\n<li>\u7f50\u901a\u98ce\u63a7\u5236\u9600\u66f4\u6362\uff1a150-300\u7f8e\u5143 \/ 130-260\u6b27\u5143<\/li>\n<li>\u7ebf\u8def\u4fee\u590d\uff1a100-200\u7f8e\u5143 \/ 85-175\u6b27\u5143<\/li>\n<li>ECM\u8f6f\u4ef6\u66f4\u65b0\uff1a100-150\u7f8e\u5143 \/ 85-130\u6b27\u5143<\/li>\n<\/ul>\n<p>\u52b3\u52a8\u529b\u8d39\u7387\u548c\u96f6\u4ef6\u4ef7\u683c\u53ef\u80fd\u56e0\u5730\u533a\u548c\u8f66\u578b\u4e0d\u540c\u800c\u6709\u6240\u53d8\u5316\u3002<\/p>\n<h2 id=\"diy-repair-guide\">DIY\u7ef4\u4fee\u6307\u5357<\/h2>\n<p>\u9002\u7528\u4e8e\u6709\u7ecf\u9a8c\u7684\u6280\u5e08\uff1a<\/p>\n<ol>\n<li>\u627e\u5230\u7f50\u901a\u98ce\u63a7\u5236\u9600\uff08\u901a\u5e38\u4f4d\u4e8eEVAP\u7f50\u9644\u8fd1\uff09\u3002<\/li>\n<li>\u65ad\u5f00\u7535\u6c60\u8d1f\u6781\u7aef\u5b50\u3002<\/li>\n<li>\u62d4\u4e0b\u9600\u95e8\u7684\u7535\u6c14\u8fde\u63a5\u5668\u3002<\/li>\n<li>\u62c6\u5378\u56fa\u5b9a\u9600\u95e8\u7684\u87ba\u6813\u6216\u5939\u5b50\u3002<\/li>\n<li>\u5c0f\u5fc3\u62c6\u5378\u9600\u95e8\uff0c\u6ce8\u610f\u5176\u5b89\u88c5\u65b9\u5411\u3002<\/li>\n<li>\u4ee5\u76f8\u540c\u7684\u65b9\u5411\u5b89\u88c5\u65b0\u9600\u95e8\u3002<\/li>\n<li>\u91cd\u65b0\u8fde\u63a5\u7535\u6c14\u8fde\u63a5\u5668\u5e76\u56fa\u5b9a\u9600\u95e8\u3002<\/li>\n<li>\u91cd\u65b0\u8fde\u63a5\u7535\u6c60\u5e76\u6e05\u9664\u4ee3\u7801\u3002<\/li>\n<li>\u8fdb\u884c\u70df\u96fe\u6d4b\u8bd5\uff0c\u4ee5\u786e\u4fdd\u5bc6\u5c01\u6b63\u5e38\u3002<\/li>\n<li>\u8bd5\u9a7e\u8f66\u8f86\u5e76\u76d1\u63a7\u4ee3\u7801\u662f\u5426\u518d\u6b21\u51fa\u73b0\u3002<\/li>\n<\/ol>\n<h2 id=\"related-issues\">\u76f8\u5173\u95ee\u9898<\/h2>\n<p>P1446\u53ef\u80fd\u4f34\u968f\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n<ul>\n<li>P0440-<a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0457-evap-system-leak-detected-fuel-cap-loose-off\/\" title=\"P0457\uff08\u5404\u79cdEVAP\u7cfb\u7edf\u4ee3\u7801\uff09\">P0457\uff08\u5404\u79cdEVAP\u7cfb\u7edf\u4ee3\u7801\uff09<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0171-system-too-lean-bank-1\/\" title=\"P0171\">P0171<\/a>\/<a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0174-system-too-lean-bank-2\/\" title=\"P0174\uff08\u7cfb\u7edf\u8fc7\u7a00\u4ee3\u7801\uff09\">P0174\uff08\u7cfb\u7edf\u8fc7\u7a00\u4ee3\u7801\uff09<\/a><\/li>\n<li>\u52a0\u6cb9\u56f0\u96be\u6216\u52a0\u6cb9\u5634\u201c\u5494\u55d2\u201d\u58f0<\/li>\n<\/ul>\n<h2 id=\"vehicle-specifics\">\u8f66\u8f86\u7279\u5b9a\u4fe1\u606f<\/h2>\n<p>\u867d\u7136P1446\u4e3b\u8981\u4e0e\u65e5\u4ea7\u548c\u82f1\u83f2\u5c3c\u8fea\u8f66\u8f86\u76f8\u5173\uff0c\u4f46\u5176\u4ed6\u54c1\u724c\u53ef\u80fd\u4f1a\u51fa\u73b0\u7c7b\u4f3c\u4ee3\u7801\uff08\u5982P0446\uff09\u3002\u7f50\u901a\u98ce\u63a7\u5236\u9600\u7684\u4f4d\u7f6e\u548c\u8bbe\u8ba1\u56e0\u8f66\u578b\u800c\u5f02\u3002\u8bf7\u59cb\u7ec8\u53c2\u8003\u7279\u5b9a\u8f66\u8f86\u7684\u670d\u52a1\u624b\u518c\uff0c\u4ee5\u83b7\u53d6\u51c6\u786e\u7684\u8bca\u65ad\u548c\u7ef4\u4fee\u7a0b\u5e8f\u3002<\/p>\n<h2 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