{"id":287341,"date":"2024-10-21T07:54:33","date_gmt":"2024-10-21T07:54:33","guid":{"rendered":"https:\/\/www.ziptuning.com\/zh\/?p=287341"},"modified":"2024-11-01T12:15:41","modified_gmt":"2024-11-01T12:15:41","slug":"p1400-exhaust-flap-control-circuit-malfunction-some-manufacturers","status":"publish","type":"post","link":"https:\/\/www.ziptuning.com\/zh\/blog\/p1400-exhaust-flap-control-circuit-malfunction-some-manufacturers\/","title":{"rendered":"P1400 &#8211; \u6392\u6c14\u6321\u677f\u63a7\u5236\u7535\u8def\u6545\u969c\uff08\u90e8\u5206\u5236\u9020\u5546\uff09"},"content":{"rendered":"<h2 id=\"what-is-the-p1400-code-\">\u4ec0\u4e48\u662f P1400 \u4ee3\u7801\uff1f<\/h2>\n<p>P1400 \u4ee3\u7801\u8868\u793a\u60a8\u7684\u8f66\u8f86\u7684\u5e9f\u6c14\u518d\u5faa\u73af\uff08EGR\uff09\u7cfb\u7edf\u5b58\u5728\u95ee\u9898\u3002\u8fd9\u662f\u4e00\u4e2a\u5236\u9020\u5546\u7279\u5b9a\u7684\u4ee3\u7801\uff0c\u56e0\u6b64\u5177\u4f53\u5b9a\u4e49\u53ef\u80fd\u4f1a\u6839\u636e\u60a8\u7684\u8f66\u8f86\u54c1\u724c\u548c\u578b\u53f7\u7565\u6709\u4e0d\u540c\u3002<\/p>\n<div class=\"workshop-experience-text\">\n<p>\u5728\u6211\u4eec\u7684\u8f66\u95f4\uff0c\u6211\u4eec\u7ecf\u5e38\u9047\u5230 P1400 \u4ee3\u7801\uff0c\u5c24\u5176\u662f\u5728\u5b9d\u9a6c\uff08BMW\uff09\u3001\u5965\u8fea\uff08Audi\uff09\u548c\u5927\u4f17\uff08Volkswagen\uff09\u7b49\u6b27\u6d32\u54c1\u724c\u4e0a\u3002\u5c31\u5728\u4e0a\u5468\uff0c\u4e00\u4f4d\u5ba2\u6237\u5e26\u7740\u4ed6\u4eec\u7684\u5b9d\u9a6c 840Ci \u6765\u4fee\u7406\uff0c\u53d1\u52a8\u673a\u6020\u901f\u4e0d\u7a33\uff0c\u5e76\u4e14\u51fa\u73b0\u4e86\u4ee4\u4eba\u8ba8\u538c\u7684\u53d1\u52a8\u673a\u6545\u969c\u706f\u3002\u6211\u4eec\u4f7f\u7528\u8bca\u65ad\u626b\u63cf\u4eea\u68c0\u67e5\u540e\uff0c\u53d1\u73b0\u4e86\u4e00\u4e2a\u5f85\u51b3\u7684 P1400 \u4ee3\u7801\u3002\u6211\u4eec\u8ffd\u8e2a\u5230\u662f\u4f4d\u4e8e\u7b2c1\u7f38\u7ec4\u7684\u9884\u50ac\u5316\u6c27\u4f20\u611f\u5668\u6545\u969c\uff0c\u8fd9\u662f\u8fd9\u4e9b V12 \u53d1\u52a8\u673a\u7684\u5e38\u89c1\u95ee\u9898\u3002\u66f4\u6362\u4e24\u4e2a\u9884\u50ac\u5316\u6c27\u4f20\u611f\u5668\u540e\uff0c\u95ee\u9898\u5f97\u4ee5\u89e3\u51b3\uff0c\u8f66\u8f86\u6062\u590d\u6b63\u5e38\u8fd0\u8f6c\u3002\u867d\u7136 P1400 \u4ee3\u7801\u5728\u67d0\u4e9b\u8f66\u578b\u4e0a\u53ef\u80fd\u6307\u793a EGR \u7cfb\u7edf\u95ee\u9898\uff0c\u4f46\u6839\u636e\u6211\u4eec\u5bf9\u6b27\u6d32\u54c1\u724c\u7684\u7ecf\u9a8c\uff0c\u5b83\u5f80\u5f80\u6307\u5411\u5bb9\u6613\u89e3\u51b3\u7684\u6c27\u4f20\u611f\u5668\u95ee\u9898\u3002<\/p>\n<\/div>\n<p>\u901a\u5e38\uff0cP1400 \u610f\u5473\u7740\u52a8\u529b\u603b\u6210\u63a7\u5236\u6a21\u5757\uff08PCM\uff09\u68c0\u6d4b\u5230 EGR \u7cfb\u7edf\u7684\u7535\u8def\u6545\u969c\u6216\u6027\u80fd\u95ee\u9898\u3002EGR \u7cfb\u7edf\u901a\u8fc7\u5c06\u90e8\u5206\u5e9f\u6c14\u91cd\u65b0\u5faa\u73af\u5230\u71c3\u70e7\u5ba4\uff0c\u5e2e\u52a9\u51cf\u5c11\u6c2e\u6c27\u5316\u7269\uff08NOx\uff09\u6392\u653e\u3002<\/p>\n<h2 id=\"urgency-and-severity\">\u7d27\u6025\u6027\u548c\u4e25\u91cd\u6027<\/h2>\n<p>\u5f53\u51fa\u73b0 P1400 \u4ee3\u7801\u65f6\uff0c\u60a8\u901a\u5e38\u53ef\u4ee5\u5728\u77ed\u671f\u5185\u7ee7\u7eed\u9a7e\u9a76\u8f66\u8f86\u3002\u7136\u800c\uff0c\u6700\u597d\u5c3d\u5feb\u5bf9\u95ee\u9898\u8fdb\u884c\u8bca\u65ad\u548c\u4fee\u7406\uff0c\u4ee5\u9632\u6b62\u5bf9\u53d1\u52a8\u673a\u7684\u6f5c\u5728\u635f\u574f\u5e76\u4fdd\u6301\u9002\u5f53\u7684\u6392\u653e\u6c34\u5e73\u3002<\/p>\n<p>\u867d\u7136 P1400 \u4ee3\u7801\u901a\u5e38\u4e0d\u662f\u7d27\u6025\u60c5\u51b5\uff0c\u4f46\u5b83\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4ee5\u4e0b\u95ee\u9898\uff1a<\/p>\n<ul>\n<li>\u6020\u901f\u4e0d\u7a33<\/li>\n<li>\u6020\u901f\u6216\u4f4e\u901f\u65f6\u7184\u706b<\/li>\n<li>\u6392\u653e\u91cf\u589e\u52a0<\/li>\n<li>\u71c3\u6cb9\u7ecf\u6d4e\u6027\u4e0b\u964d<\/li>\n<\/ul>\n<p>\u5efa\u8bae\u5c3d\u5feb\u7531\u4e13\u4e1a\u6280\u5e08\u8bca\u65ad\u4ee3\u7801\u5e76\u4fee\u590d\u6839\u672c\u95ee\u9898\u3002<\/p>\n<h2 id=\"parts-involved\">\u6d89\u53ca\u7684\u90e8\u4ef6<\/h2>\n<p>P1400 \u4ee3\u7801\u53ef\u80fd\u4e0e EGR \u7cfb\u7edf\u7684\u4e3b\u8981\u90e8\u4ef6\u6709\u5173\uff0c\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>EGR \u9600 &#8211; \u63a7\u5236\u5e9f\u6c14\u6d41\u91cf\u7684\u5f00\u95ed<\/li>\n<li>EGR \u7535\u78c1\u9600\/\u6267\u884c\u5668 &#8211; \u63a7\u5236 EGR \u9600<\/li>\n<li>DPFE\uff08\u538b\u529b\u53cd\u9988 EGR\uff09\u4f20\u611f\u5668 &#8211; \u76d1\u63a7 EGR \u6d41\u91cf<\/li>\n<li>\u771f\u7a7a\u7ba1\u548c\u8f6f\u7ba1<\/li>\n<li>\u7535\u6c14\u5e03\u7ebf\u548c\u8fde\u63a5\u5668<\/li>\n<\/ol>\n<h2 id=\"common-causes\">\u5e38\u89c1\u539f\u56e0<\/h2>\n<p>P1400 \u4ee3\u7801\u7684\u4e00\u4e9b\u5e38\u89c1\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>EGR \u9600\u5835\u585e\u6216\u5361\u4f4f\u5728\u6253\u5f00\u4f4d\u7f6e<\/li>\n<li>EGR \u7535\u78c1\u9600\u6216\u6267\u884c\u5668\u6545\u969c<\/li>\n<li>EGR \u771f\u7a7a\u7ba1\u6216\u8f6f\u7ba1\u6cc4\u6f0f<\/li>\n<li>DPFE \u4f20\u611f\u5668\u635f\u574f\u6216\u5931\u6548<\/li>\n<li>\u7535\u8def\u95ee\u9898\uff0c\u4f8b\u5982\u5f00\u8def\u3001\u77ed\u8def\u6216\u63a5\u89e6\u4e0d\u826f<\/li>\n<li>\u8fdb\u6c14\u6216\u6392\u6c14\u6b67\u7ba1\u57ab\u7247\u6cc4\u6f0f<\/li>\n<li>\u8fdb\u6c14\u9053\u6216 EGR \u901a\u9053\u5185\u8fc7\u591a\u7684\u78b3\u79ef\u805a<\/li>\n<li>\u7f55\u89c1\u60c5\u51b5\u4e0b\uff0cPCM \u6545\u969c<\/li>\n<\/ul>\n<h2 id=\"diagnosis-steps\">\u8bca\u65ad\u6b65\u9aa4<\/h2>\n<p>\u8981\u6b63\u786e\u8bca\u65ad P1400 \u4ee3\u7801\uff0c\u8bf7\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fdb\u884c\uff1a<\/p>\n<ol>\n<li>\u4f7f\u7528 OBD-II \u626b\u63cf\u4eea\u786e\u8ba4\u4ee3\u7801\u3002<\/li>\n<li>\u76ee\u89c6\u68c0\u67e5 EGR \u7cfb\u7edf\u7ec4\u4ef6\u662f\u5426\u6709\u660e\u663e\u7684\u635f\u574f\u3001\u88c2\u7f1d\u6216\u6cc4\u6f0f\u3002<\/li>\n<li>\u68c0\u67e5 EGR \u9600\u548c\u901a\u9053\u662f\u5426\u6709\u8fc7\u591a\u7684\u78b3\u79ef\u805a\u3002\u5982\u679c\u9700\u8981\uff0c\u8fdb\u884c\u6e05\u6d01\u3002<\/li>\n<li>\u4f7f\u7528\u771f\u7a7a\u6cf5\u6d4b\u8bd5 EGR \u9600\u7684\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n<li>\u68c0\u67e5 DPFE \u4f20\u611f\u5668\u7684\u7535\u538b\u548c\u8f6f\u7ba1\u8fde\u63a5\u3002<\/li>\n<li>\u786e\u8ba4 EGR \u7535\u78c1\u9600\/\u6267\u884c\u5668\u662f\u5426\u63a5\u6536\u5230\u7535\u6e90\u5e76\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n<li>\u68c0\u67e5\u7535\u8def\u5e03\u7ebf\u548c\u8fde\u63a5\u5668\u662f\u5426\u6709\u635f\u574f\u6216\u63a5\u89e6\u4e0d\u826f\uff0c\u5e76\u6839\u636e\u9700\u8981\u8fdb\u884c\u4fee\u590d\u3002<\/li>\n<li>\u5982\u679c\u6ca1\u6709\u53d1\u73b0\u5176\u4ed6\u6545\u969c\uff0c\u6000\u7591 PCM \u5931\u6548\u3002<\/li>\n<\/ol>\n<p>\u59cb\u7ec8\u67e5\u9605\u5de5\u5382\u8bca\u65ad\u7a0b\u5e8f\uff0c\u4ee5\u83b7\u53d6\u60a8\u8f66\u8f86\u7684\u8be6\u7ec6\u6b65\u9aa4\u3002<\/p>\n<h2 id=\"repair-solutions\">\u4fee\u590d\u65b9\u6848<\/h2>\n<p>P1400 \u4ee3\u7801\u7684\u4fee\u590d\u53ef\u80fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6e05\u6d01 EGR \u9600\u548c\u901a\u9053<\/li>\n<li>\u66f4\u6362\u6545\u969c\u7684 EGR \u9600\u3001\u7535\u78c1\u9600\u6216\u4f20\u611f\u5668<\/li>\n<li>\u4fee\u7406\u635f\u574f\u7684\u771f\u7a7a\u7ba1\u6216\u7535\u8def\u5e03\u7ebf<\/li>\n<li>\u66f4\u6362\u635f\u574f\u7684\u7535\u6c14\u8fde\u63a5\u5668<\/li>\n<li>\u6e05\u6d01\u8282\u6c14\u95e8\u4f53\u548c\u7a7a\u6c14\u6d41\u91cf\u8ba1\uff08MAF\uff09\u4f20\u611f\u5668<\/li>\n<li>\u66f4\u6362\u6cc4\u6f0f\u7684\u8fdb\u6c14\u6216\u6392\u6c14\u6b67\u7ba1\u57ab\u7247<\/li>\n<li>\u91cd\u5237\u6216\u66f4\u6362 PCM<\/li>\n<\/ul>\n<h2 id=\"repair-cost\">\u4fee\u7406\u6210\u672c<\/h2>\n<p>\u8bca\u65ad\u548c\u4fee\u7406 P1400 \u4ee3\u7801\u7684\u6210\u672c\u53ef\u80fd\u4ece\u6e05\u6d01 EGR \u9600\u7684\u5c0f\u4fee\uff08$80-100\uff09\u5230\u66f4\u6362\u4e3b\u8981\u90e8\u4ef6\uff08\u5982 EGR \u9600\u3001\u7535\u78c1\u9600\u6216 PCM\uff0c$400-800\uff09\u3002<\/p>\n<p>\u9884\u8ba1\u90e8\u4ef6\u6210\u672c\uff1a<\/p>\n<ul>\n<li>EGR \u9600\uff1a$70-450\uff08\u20ac50-320\uff09<\/li>\n<li>EGR \u7535\u78c1\u9600\uff1a$50-250\uff08\u20ac35-180\uff09<\/li>\n<li>DPFE \u4f20\u611f\u5668\uff1a$30-130\uff08\u20ac20-95\uff09<\/li>\n<li>\u771f\u7a7a\u7ba1\uff1a\u6bcf\u82f1\u5c3a\/30\u5398\u7c73 $2-25\uff08\u20ac1-18\uff09<\/li>\n<\/ul>\n<p>\u4eba\u5de5\u6210\u672c\u4f1a\u56e0\u5730\u70b9\u548c\u4fee\u7406\u5e97\u7c7b\u578b\u800c\u6709\u6240\u4e0d\u540c\u3002\u9884\u8ba1\u4e13\u4e1a\u8bca\u65ad\u548c\u7ef4\u4fee\u6bcf\u5c0f\u65f6\u7684\u8d39\u7528\u5728 $60-150\uff08\u20ac40-110\uff09\u4e4b\u95f4\u3002<\/p>\n<h2 id=\"related-issues\">\u76f8\u5173\u95ee\u9898<\/h2>\n<p>\u4e0e P1400 \u4ee3\u7801\u76f8\u5173\u7684\u5176\u4ed6\u95ee\u9898\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>P0402 &#8211; EGR \u6d41\u91cf\u8fc7\u591a<\/li>\n<li>P0405 &#8211; EGR \u4f20\u611f\u5668 A \u7535\u8def\u4f4e<\/li>\n<li>P0406 &#8211; EGR \u4f20\u611f\u5668 A \u7535\u8def\u9ad8<\/li>\n<li>\u5931\u706b<\/li>\n<li>P0171 \u6216 P0172 \u7b49\u7a00\/\u5bcc\u71c3\u6599\u4ee3\u7801<\/li>\n<\/ul>\n<p>\u5982\u679c\u60a8\u6709\u591a\u4e2a\u6545\u969c\u4ee3\u7801\uff0c\u8bf7\u6309\u7167\u5236\u9020\u5546\u7684\u8bca\u65ad\u7a0b\u5e8f\u987a\u5e8f\u8fdb\u884c\u4fee\u7406\u3002<\/p>\n<h2>\u6709\u5173 P1400 \u7684\u5e38\u89c1\u95ee\u9898\uff1a<\/h2>\n<h3 id=\"what-does-the-p1400-code-mean-\">P1400 \u4ee3\u7801\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h3>\n<p>P1400 \u4ee3\u7801\u8868\u793a\u8f66\u8f86\u7684\u5e9f\u6c14\u518d\u5faa\u73af\uff08EGR\uff09\u7cfb\u7edf\u51fa\u73b0\u95ee\u9898\u3002\u8fd9\u610f\u5473\u7740\u52a8\u529b\u603b\u6210\u63a7\u5236\u6a21\u5757\uff08PCM\uff09\u68c0\u6d4b\u5230 EGR \u7cfb\u7edf\u7684\u7535\u8def\u6545\u969c\u6216\u6027\u80fd\u95ee\u9898\u3002\u5177\u4f53\u5b9a\u4e49\u53ef\u80fd\u4f1a\u6839\u636e\u8f66\u8f86\u54c1\u724c\u548c\u578b\u53f7\u7565\u6709\u4e0d\u540c\u3002<\/p>\n<h3 id=\"is-it-safe-to-drive-with-a-p1400-code-\">\u5e26\u6709 P1400 \u4ee3\u7801\u7684\u8f66\u8f86\u53ef\u4ee5\u5b89\u5168\u9a7e\u9a76\u5417\uff1f<\/h3>\n<p>\u5f53\u51fa\u73b0 P1400 \u4ee3\u7801\u65f6\uff0c\u60a8\u901a\u5e38\u53ef\u4ee5\u5728\u77ed\u671f\u5185\u7ee7\u7eed\u9a7e\u9a76\u8f66\u8f86\u3002\u7136\u800c\uff0c\u6700\u597d\u5c3d\u5feb\u5bf9\u95ee\u9898\u8fdb\u884c\u8bca\u65ad\u548c\u4fee\u7406\uff0c\u4ee5\u9632\u6b62\u5bf9\u53d1\u52a8\u673a\u7684\u6f5c\u5728\u635f\u574f\u5e76\u4fdd\u6301\u9002\u5f53\u7684\u6392\u653e\u6c34\u5e73\u3002\u867d\u7136 P1400 \u4ee3\u7801\u4e0d\u662f\u7d27\u6025\u60c5\u51b5\uff0c\u4f46\u5b83\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6020\u901f\u4e0d\u7a33\u3001\u7184\u706b\u3001\u6392\u653e\u91cf\u589e\u52a0\u548c\u71c3\u6cb9\u7ecf\u6d4e\u6027\u4e0b\u964d\u3002<\/p>\n<h3 id=\"what-are-the-common-causes-of-a-p1400-code-\">P1400 \u4ee3\u7801\u7684\u5e38\u89c1\u539f\u56e0\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>P1400 \u4ee3\u7801\u7684\u4e00\u4e9b\u5e38\u89c1\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>EGR \u9600\u5835\u585e\u6216\u5361\u4f4f\u5728\u6253\u5f00\u4f4d\u7f6e<\/li>\n<li>EGR \u7535\u78c1\u9600\u6216\u6267\u884c\u5668\u6545\u969c<\/li>\n<li>EGR \u771f\u7a7a\u7ba1\u6216\u8f6f\u7ba1\u6cc4\u6f0f<\/li>\n<li>DPFE \u4f20\u611f\u5668\u635f\u574f\u6216\u5931\u6548<\/li>\n<li>\u7535\u8def\u95ee\u9898\uff0c\u4f8b\u5982\u5f00\u8def\u3001\u77ed\u8def\u6216\u63a5\u89e6\u4e0d\u826f<\/li>\n<li>\u8fdb\u6c14\u6216\u6392\u6c14\u6b67\u7ba1\u57ab\u7247\u6cc4\u6f0f<\/li>\n<li>\u8fdb\u6c14\u9053\u6216 EGR \u901a\u9053\u5185\u8fc7\u591a\u7684\u78b3\u79ef\u805a<\/li>\n<li>\u7f55\u89c1\u60c5\u51b5\u4e0b\uff0cPCM \u6545\u969c<\/li>\n<\/ul>\n<h3 id=\"how-do-you-diagnose-a-p1400-code-\">\u5982\u4f55\u8bca\u65ad P1400 \u4ee3\u7801\uff1f<\/h3>\n<p>\u8981\u6b63\u786e\u8bca\u65ad P1400 \u4ee3\u7801\uff1a<\/p>\n<ol>\n<li>\u4f7f\u7528 OBD-II \u626b\u63cf\u4eea\u786e\u8ba4\u4ee3\u7801\u3002<\/li>\n<li>\u76ee\u89c6\u68c0\u67e5 EGR \u7cfb\u7edf\u7ec4\u4ef6\u662f\u5426\u6709\u635f\u574f\u3001\u88c2\u7f1d\u6216\u6cc4\u6f0f\u3002<\/li>\n<li>\u68c0\u67e5 EGR \u9600\u548c\u901a\u9053\u662f\u5426\u6709\u8fc7\u591a\u7684\u78b3\u79ef\u805a\u3002\u5982\u679c\u9700\u8981\uff0c\u8fdb\u884c\u6e05\u6d01\u3002<\/li>\n<li>\u4f7f\u7528\u771f\u7a7a\u6cf5\u6d4b\u8bd5 EGR \u9600\u7684\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n<li>\u68c0\u67e5 DPFE \u4f20\u611f\u5668\u7684\u7535\u538b\u548c\u8f6f\u7ba1\u8fde\u63a5\u3002<\/li>\n<li>\u786e\u8ba4 EGR \u7535\u78c1\u9600\/\u6267\u884c\u5668\u662f\u5426\u63a5\u6536\u5230\u7535\u6e90\u5e76\u6b63\u5e38\u5de5\u4f5c\u3002<\/li>\n<li>\u68c0\u67e5\u7535\u8def\u5e03\u7ebf\u548c\u8fde\u63a5\u5668\u3002\u4fee\u590d\u4efb\u4f55\u635f\u574f\u3002<\/li>\n<li>\u5982\u679c\u6ca1\u6709\u53d1\u73b0\u5176\u4ed6\u6545\u969c\uff0c\u6000\u7591 PCM \u5931\u6548\u3002<\/li>\n<\/ol>\n<p>\u59cb\u7ec8\u67e5\u9605\u60a8\u7684\u8f66\u8f86\u7684\u5de5\u5382\u8bca\u65ad\u7a0b\u5e8f\u3002<\/p>\n<h3 id=\"what-parts-are-involved-with-the-egr-system-\">EGR \u7cfb\u7edf\u6d89\u53ca\u54ea\u4e9b\u90e8\u4ef6\uff1f<\/h3>\n<p>\u4e0e P1400 \u4ee3\u7801\u6709\u5173\u7684 EGR \u7cfb\u7edf\u7684\u4e3b\u8981\u7ec4\u4ef6\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>EGR \u9600 &#8211; \u63a7\u5236\u5e9f\u6c14\u6d41\u91cf\u7684\u5f00\u95ed<\/li>\n<li>EGR \u7535\u78c1\u9600\/\u6267\u884c\u5668 &#8211; \u63a7\u5236 EGR \u9600<\/li>\n<li>DPFE \u4f20\u611f\u5668 &#8211; \u76d1\u63a7 EGR \u6d41\u91cf<\/li>\n<li>\u771f\u7a7a\u7ba1\u548c\u8f6f\u7ba1<\/li>\n<li>\u7535\u6c14\u5e03\u7ebf\u548c\u8fde\u63a5\u5668<\/li>\n<\/ol>\n<h3 id=\"what-repairs-can-fix-a-p1400-code-\">\u54ea\u4e9b\u4fee\u590d\u63aa\u65bd\u53ef\u4ee5\u89e3\u51b3 P1400 \u4ee3\u7801\uff1f<\/h3>\n<p>P1400 \u4ee3\u7801\u7684\u4fee\u590d\u53ef\u80fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6e05\u6d01 EGR \u9600\u548c\u901a\u9053<\/li>\n<li>\u66f4\u6362\u6545\u969c\u7684 EGR \u9600\u3001\u7535\u78c1\u9600\u6216\u4f20\u611f\u5668<\/li>\n<li>\u4fee\u7406\u635f\u574f\u7684\u771f\u7a7a\u7ba1\u6216\u7535\u8def\u5e03\u7ebf<\/li>\n<li>\u66f4\u6362\u635f\u574f\u7684\u7535\u6c14\u8fde\u63a5\u5668<\/li>\n<li>\u6e05\u6d01\u8282\u6c14\u95e8\u4f53\u548c\u7a7a\u6c14\u6d41\u91cf\u8ba1\uff08MAF\uff09\u4f20\u611f\u5668<\/li>\n<li>\u66f4\u6362\u6cc4\u6f0f\u7684\u8fdb\u6c14\u6216\u6392\u6c14\u6b67\u7ba1\u57ab\u7247<\/li>\n<li>\u91cd\u5237\u6216\u66f4\u6362 PCM<\/li>\n<\/ul>\n<h3 id=\"how-much-does-it-cost-to-repair-a-p1400-code-\">\u4fee\u590d P1400 \u4ee3\u7801\u9700\u8981\u591a\u5c11\u8d39\u7528\uff1f<\/h3>\n<p>\u8bca\u65ad\u548c\u4fee\u7406 P1400 \u4ee3\u7801\u7684\u6210\u672c\u53ef\u80fd\u4ece\u6e05\u6d01 EGR \u9600\u7684\u5c0f\u4fee\uff08$80-100\uff09\u5230\u66f4\u6362\u4e3b\u8981\u90e8\u4ef6\uff08\u5982 EGR \u9600\u3001\u7535\u78c1\u9600\u6216 PCM\uff0c$400-800\uff09\u3002<\/p>\n<p>\u9884\u8ba1\u90e8\u4ef6\u6210\u672c\uff1a<\/p>\n<ul>\n<li>EGR \u9600\uff1a$70-450\uff08\u20ac50-320\uff09<\/li>\n<li>EGR \u7535\u78c1\u9600\uff1a$50-250\uff08\u20ac35-180\uff09<\/li>\n<li>DPFE \u4f20\u611f\u5668\uff1a$30-130\uff08\u20ac20-95\uff09<\/li>\n<li>\u771f\u7a7a\u7ba1\uff1a\u6bcf\u82f1\u5c3a\/30\u5398\u7c73 $2-25\uff08\u20ac1-18\uff09<\/li>\n<\/ul>\n<p>\u4eba\u5de5\u6210\u672c\u4f1a\u56e0\u5730\u70b9\u548c\u4fee\u7406\u5e97\u7c7b\u578b\u800c\u6709\u6240\u4e0d\u540c\u3002\u9884\u8ba1\u4e13\u4e1a\u8bca\u65ad\u548c\u7ef4\u4fee\u6bcf\u5c0f\u65f6\u7684\u8d39\u7528\u5728 $60-150\uff08\u20ac40-110\uff09\u4e4b\u95f4\u3002<\/p>\n<h3 id=\"can-i-drive-with-a-p1400-code-\">\u5e26\u6709 P1400 \u4ee3\u7801\u7684\u8f66\u8f86\u53ef\u4ee5\u7ee7\u7eed\u9a7e\u9a76\u5417\uff1f<\/h3>\n<p>\u867d\u7136 P1400 \u4ee3\u7801\u901a\u5e38\u4e0d\u9700\u8981\u7acb\u5373\u505c\u6b62\u9a7e\u9a76\uff0c\u4f46\u6700\u597d\u5c3d\u5feb\u8bca\u65ad\u548c\u4fee\u7406\u95ee\u9898\uff0c\u4ee5\u9632\u6b62\u53d1\u52a8\u673a\u7684\u6f5c\u5728\u635f\u574f\u5e76\u4fdd\u6301\u9002\u5f53\u7684\u6392\u653e\u6c34\u5e73\u3002EGR \u7cfb\u7edf\u95ee\u9898\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6020\u901f\u4e0d\u7a33\u3001\u7184\u706b\u3001\u6392\u653e\u91cf\u589e\u52a0\u548c\u71c3\u6cb9\u7ecf\u6d4e\u6027\u4e0b\u964d\u3002\u56e0\u6b64\uff0c\u5c3d\u65e9\u5904\u7406\u8be5\u4ee3\u7801\u3002<\/p>\n<h3 id=\"is-a-p1400-code-the-same-for-all-vehicles-\">P1400 \u4ee3\u7801\u5728\u6240\u6709\u8f66\u8f86\u4e0a\u90fd\u76f8\u540c\u5417\uff1f<\/h3>\n<p>\u4e0d\uff0cP1400 \u4ee3\u7801\u662f\u5236\u9020\u5546\u7279\u5b9a\u7684\u4ee3\u7801\u3002\u8fd9\u610f\u5473\u7740\u5176\u786e\u5207\u5b9a\u4e49\u3001\u6d89\u53ca\u7684\u90e8\u4ef6\u548c\u8bca\u65ad\u6b65\u9aa4\u53ef\u80fd\u56e0\u8f66\u8f86\u54c1\u724c\u548c\u578b\u53f7\u800c\u6709\u6240\u4e0d\u540c\u3002\u59cb\u7ec8\u67e5\u9605\u60a8\u7684\u8f66\u8f86\u7684\u5de5\u5382\u7ef4\u4fee\u4fe1\u606f\uff0c\u4ee5\u83b7\u53d6\u6700\u51c6\u786e\u7684 P1400 \u4ee3\u7801\u6545\u969c\u6392\u9664\u7ec6\u8282\u3002<\/p>\n<h3 id=\"what-tools-do-i-need-to-diagnose-a-p1400-code-\">\u8bca\u65ad P1400 \u4ee3\u7801\u9700\u8981\u54ea\u4e9b\u5de5\u5177\uff1f<\/h3>\n<p>\u8981\u6b63\u786e\u8bca\u65ad P1400 \u4ee3\u7801\uff0c\u60a8\u5c06\u9700\u8981\uff1a<\/p>\n<ul>\n<li>OBD-II \u626b\u63cf\u4eea\u4ee5\u8bfb\u53d6\u548c\u786e\u8ba4\u4ee3\u7801<\/li>\n<li>\u6570\u5b57\u4e07\u7528\u8868\u7528\u4e8e\u68c0\u67e5\u7535\u8def\u5e03\u7ebf\u548c\u4f20\u611f\u5668\u7535\u538b<\/li>\n<li>\u771f\u7a7a\u6cf5\u7528\u4e8e\u6d4b\u8bd5 EGR \u9600\u7684\u5de5\u4f5c<\/li>\n<li>\u57fa\u672c\u624b\u52a8\u5de5\u5177\u7528\u4e8e\u62c6\u5378\u548c\u68c0\u67e5 EGR \u7cfb\u7edf\u7ec4\u4ef6<\/li>\n<\/ul>\n<p>\u62e5\u6709\u60a8\u7684\u8f66\u8f86\u7684\u5de5\u5382\u7ef4\u4fee\u624b\u518c\u548c\u7535\u8def\u56fe\u4e5f\u6709\u52a9\u4e8e\u51c6\u786e\u7684\u8bca\u65ad\u548c\u7ef4\u4fee\u3002<\/p>\n<h3 id=\"can-a-clogged-air-filter-cause-a-p1400-code-\">\u5835\u585e\u7684\u7a7a\u6c14\u6ee4\u6e05\u5668\u4f1a\u5bfc\u81f4 P1400 \u4ee3\u7801\u5417\uff1f<\/h3>\n<p>\u867d\u7136\u4ec5\u9760\u5835\u585e\u7684\u7a7a\u6c14\u6ee4\u6e05\u5668\u4e0d\u592a\u53ef\u80fd\u76f4\u63a5\u5bfc\u81f4 P1400 \u4ee3\u7801\uff0c\u4f46\u5b83\u53ef\u80fd\u4f1a\u5bfc\u81f4 EGR \u7cfb\u7edf\u95ee\u9898\u3002\u810f\u7a7a\u6c14\u6ee4\u6e05\u5668\u4f1a\u9650\u5236\u6c14\u6d41\uff0c\u4f7f\u53d1\u52a8\u673a\u6df7\u5408\u6bd4\u53d8\u5f97\u66f4\u6d53\uff0c\u5e76\u589e\u52a0\u8fdb\u6c14\u9053\u548c EGR \u901a\u9053\u4e2d\u7684\u78b3\u79ef\u805a\u3002\u8fd9\u79cd\u79ef\u805a\u53ef\u80fd\u5bfc\u81f4 EGR \u9600\u5361\u4f4f\u6216\u6545\u969c\uff0c\u8fdb\u800c\u89e6\u53d1\u4ee3\u7801\u3002<\/p>\n<h3 id=\"will-cleaning-the-egr-valve-fix-a-p1400-code-\">\u6e05\u6d01 EGR \u9600\u80fd\u4fee\u590d P1400 \u4ee3\u7801\u5417\uff1f<\/h3>\n<p>\u6e05\u6d01 EGR \u9600\u548c\u901a\u9053\u901a\u5e38\u662f\u89e3\u51b3 P1400 \u4ee3\u7801\u7684\u7b2c\u4e00\u6b65\uff0c\u7279\u522b\u662f\u5728\u53d1\u73b0\u5927\u91cf\u78b3\u79ef\u805a\u7684\u60c5\u51b5\u4e0b\u3002\u7136\u800c\uff0c\u5982\u679c\u5b58\u5728\u5176\u4ed6\u6545\u969c\uff0c\u4f8b\u5982\u635f\u574f\u7684\u9600\u95e8\u3001\u6cc4\u6f0f\u7684\u8f6f\u7ba1\u6216\u7535\u8def\u5e03\u7ebf\u95ee\u9898\uff0c\u5355\u9760\u6e05\u6d01\u53ef\u80fd\u65e0\u6cd5\u4fee\u590d\u95ee\u9898\u3002\u9700\u8981\u8fdb\u884c\u5f7b\u5e95\u7684\u8bca\u65ad\u4ee5\u786e\u5b9a\u5e76\u4fee\u590d\u6839\u672c\u539f\u56e0\u3002<\/p>\n<h3 id=\"can-a-vacuum-leak-cause-a-p1400-code-\">\u771f\u7a7a\u6cc4\u6f0f\u4f1a\u5bfc\u81f4 P1400 \u4ee3\u7801\u5417\uff1f<\/h3>\n<p>\u662f\u7684\uff0cEGR \u7cfb\u7edf\u4e2d\u7684\u771f\u7a7a\u6cc4\u6f0f\u80af\u5b9a\u4f1a\u5bfc\u81f4 P1400 \u4ee3\u7801\u3002EGR \u9600\u901a\u5e38\u901a\u8fc7\u8f6f\u7ba1\u548c\u7535\u78c1\u9600\u7531\u53d1\u52a8\u673a\u771f\u7a7a\u63a7\u5236\u3002\u5982\u679c\u771f\u7a7a\u8f6f\u7ba1\u5f00\u88c2\u3001\u65ad\u5f00\u6216\u6cc4\u6f0f\uff0c\u5b83\u4f1a\u963b\u6b62 EGR \u9600\u7684\u6b63\u5e38\u5de5\u4f5c\uff0c\u8fdb\u800c\u89e6\u53d1\u4ee3\u7801\u3002\u5728\u8bca\u65ad EGR \u95ee\u9898\u65f6\uff0c\u4ed4\u7ec6\u68c0\u67e5\u6240\u6709\u771f\u7a7a\u7ba1\u7ebf\u3002<\/p>\n<h3 id=\"what-does-the-dpfe-sensor-do-\">DPFE \u4f20\u611f\u5668\u7684\u4f5c\u7528\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>DPFE\uff08\u538b\u529b\u53cd\u9988 EGR\uff09\u4f20\u611f\u5668\u76d1\u63a7\u5e9f\u6c14\u518d\u5faa\u73af\u7cfb\u7edf\u4e2d\u7684\u5e9f\u6c14\u6d41\u91cf\u3002\u5b83\u901a\u8fc7\u6d4b\u91cf EGR \u5165\u53e3\u548c\u51fa\u53e3\u7aef\u53e3\u4e4b\u95f4\u7684\u538b\u5dee\u6765\u786e\u5b9a EGR \u6d41\u91cf\u901f\u7387\u3002\u8be5\u4fe1\u606f\u88ab\u53d1\u9001\u5230 PCM \u4ee5\u63a7\u5236 EGR \u9600\u7684\u64cd\u4f5c\u3002DPFE \u4f20\u611f\u5668\u5931\u6548\u53ef\u80fd\u5bfc\u81f4 EGR \u6d41\u91cf\u4e0d\u6b63\u786e\uff0c\u5e76\u89e6\u53d1 P1400 \u4ee3\u7801\u3002<\/p>\n<h3 id=\"can-a-p1400-code-cause-a-failed-emissions-test-\">P1400 \u4ee3\u7801\u4f1a\u5bfc\u81f4\u6392\u653e\u6d4b\u8bd5\u5931\u8d25\u5417\uff1f<\/h3>\n<p>\u662f\u7684\uff0cP1400 \u4ee3\u7801\u8868\u660e EGR \u7cfb\u7edf\u5b58\u5728\u95ee\u9898\uff0c\u800c EGR \u7cfb\u7edf\u662f\u5173\u952e\u7684\u6392\u653e\u63a7\u5236\u88c5\u7f6e\u3002EGR \u7cfb\u7edf\u6545\u969c\u53ef\u80fd\u5bfc\u81f4 NOx 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