{"id":287242,"date":"2024-10-18T09:56:37","date_gmt":"2024-10-18T09:56:37","guid":{"rendered":"https:\/\/www.ziptuning.com\/zh\/?p=287242"},"modified":"2024-11-01T09:11:23","modified_gmt":"2024-11-01T09:11:23","slug":"p0472-exhaust-pressure-sensor-low","status":"publish","type":"post","link":"https:\/\/www.ziptuning.com\/zh\/blog\/p0472-exhaust-pressure-sensor-low\/","title":{"rendered":"P0472 &#8211; \u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u4f4e\u7535\u538b"},"content":{"rendered":"<p>OBD-II\u8bca\u65ad\u6545\u969c\u4ee3\u7801P0472\u8868\u793a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cA\u201d\u7535\u8def\u4e2d\u7684\u4f4e\u7535\u538b\u72b6\u6001\u3002\u8fd9\u4e2a\u4ee3\u7801\u5bf9\u4e8e\u5de5\u7a0b\u5e08\u548c\u673a\u68b0\u5e08\u6765\u8bf4\u975e\u5e38\u91cd\u8981\uff0c\u56e0\u4e3a\u5b83\u76f4\u63a5\u5f71\u54cd\u53d1\u52a8\u673a\u6027\u80fd\u548c\u6392\u653e\u63a7\u5236\u3002<\/p>\n<h2 id=\"urgency-assessment\">\u7d27\u6025\u6027\u8bc4\u4f30<\/h2>\n<p>\u867d\u7136P0472\u4e0d\u662f\u4e00\u4e2a\u7acb\u5373\u9700\u8981\u5904\u7406\u7684\u5173\u952e\u95ee\u9898\uff0c\u4f46\u4e0d\u5e94\u5ffd\u89c6\u3002\u8f66\u8f86\u901a\u5e38\u53ef\u4ee5\u7ee7\u7eed\u9a7e\u9a76\uff0c\u4f46\u957f\u65f6\u95f4\u64cd\u4f5c\u53ef\u80fd\u5bfc\u81f4\u53d1\u52a8\u673a\u6027\u80fd\u4e0b\u964d\u3001\u71c3\u6cb9\u6548\u7387\u964d\u4f4e\uff0c\u5e76\u53ef\u80fd\u5bf9\u6392\u6c14\u7cfb\u7edf\u9020\u6210\u635f\u574f\u3002\u5efa\u8bae\u5c3d\u65e9\u89e3\u51b3\u6b64\u95ee\u9898\u4ee5\u9632\u6b62\u8fdb\u4e00\u6b65\u7684\u5e76\u53d1\u75c7\u3002<\/p>\n<div class=\"workshop-experience-text\">\n<p>\u5728\u6211\u4eec\u7684\u8f66\u95f4\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u770b\u5230P0472\u4ee3\u7801\u51fa\u73b0\u5728\u5404\u79cd\u6b27\u6d32\u54c1\u724c\u7684\u8f66\u578b\u4e0a\uff0c\u5c24\u5176\u662f\u5927\u4f17\u3001\u5965\u8fea\u548c\u5b9d\u9a6c\u8f66\u578b\u3002\u6b64\u95ee\u9898\u5728\u67f4\u6cb9\u53d1\u52a8\u673a\uff0c\u7279\u522b\u662f\u5e26\u6709\u53ef\u53d8\u55b7\u5634\u6da1\u8f6e\u589e\u538b\u5668\u7684\u53d1\u52a8\u673a\u4e2d\u5c24\u4e3a\u5e38\u89c1\u3002\u6211\u4eec\u53d1\u73b0\uff0c\u5f88\u591a\u60c5\u51b5\u4e0b\u95ee\u9898\u4e0e\u5e03\u7ebf\u95ee\u9898\u6216\u6545\u969c\u7684\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u6709\u5173\uff0c\u800c\u4e0d\u662f\u673a\u68b0\u6545\u969c\u3002\u4f8b\u5982\uff0c\u5728\u6700\u8fd1\u7684\u4e00\u8f86\u5b9d\u9a6c320d\u4e2d\uff0c\u6211\u4eec\u53d1\u73b0\u4f20\u611f\u5668\u8fde\u63a5\u5668\u4e0a\u7684\u8150\u8680\u5bfc\u81f4\u95f4\u6b47\u6027\u4f4e\u7535\u538b\u8bfb\u6570\u3002\u5728\u5965\u8feaA3 TDI\u8f66\u578b\u4e2d\uff0c\u6211\u4eec\u901a\u5e38\u901a\u8fc7\u6e05\u6d01\u548c\u91cd\u65b0\u8fde\u63a5\u4f20\u611f\u5668\u8fde\u63a5\u89e3\u51b3\u4e86\u95ee\u9898\u3002\u7136\u800c\uff0c\u5728\u4e00\u4e9b\u5927\u4f17\u9ad8\u5c14\u592b\u8f66\u578b\u4e2d\uff0c\u6211\u4eec\u4e0d\u5f97\u4e0d\u66f4\u6362\u6574\u4e2a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u624d\u80fd\u6c38\u4e45\u89e3\u51b3\u4ee3\u7801\u95ee\u9898\u3002\u603b\u4f53\u6765\u770b\uff0cP0472\u5f80\u5f80\u662f\u7531\u4e8e\u7535\u6c14\u95ee\u9898\u5f15\u53d1\u7684\uff0c\u5c24\u5176\u662f\u5728\u6b27\u6d32\u8f66\u8f86\u4e2d\u3002<\/p>\n<\/div>\n<h2 id=\"code-description\">\u4ee3\u7801\u8bf4\u660e<\/h2>\n<p>P0472\u88ab\u5b9a\u4e49\u4e3a\u201c\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u2018A\u2019\u7535\u8def\u4f4e\u7535\u538b\u201d\u3002\u5f53\u53d1\u52a8\u673a\u63a7\u5236\u6a21\u5757\uff08ECM\uff09\u68c0\u6d4b\u5230\u6765\u81ea\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u7684\u7535\u538b\u8bfb\u6570\u4f4e\u4e8e\u9884\u671f\u8303\u56f4\u65f6\uff0c\u6b64\u4ee3\u7801\u4f1a\u88ab\u89e6\u53d1\u3002\u8be5\u4f20\u611f\u5668\u76d1\u6d4b\u6392\u6c14\u7cfb\u7edf\u4e2d\u7684\u6392\u6c14\u538b\u529b\uff0c\u4e3aECM\u63d0\u4f9b\u91cd\u8981\u6570\u636e\uff0c\u4ee5\u786e\u4fdd\u53d1\u52a8\u673a\u7684\u9ad8\u6548\u8fd0\u884c\u548c\u6392\u653e\u63a7\u5236\u3002<\/p>\n<h2 id=\"applicability\">\u9002\u7528\u6027<\/h2>\n<p>P0472\u662f\u4e00\u4e2a\u901a\u7528\u52a8\u529b\u7cfb\u7edf\u4ee3\u7801\uff0c\u9002\u7528\u4e8e\u6240\u6709\u914d\u5907OBD-II\u7cfb\u7edf\u7684\u8f66\u8f86\uff0c\u65e0\u8bba\u54c1\u724c\u6216\u578b\u53f7\u3002\u7136\u800c\uff0c\u5177\u4f53\u7684\u8bca\u65ad\u7a0b\u5e8f\u548c\u7ef4\u4fee\u65b9\u6cd5\u53ef\u80fd\u56e0\u8f66\u8f86\u5236\u9020\u5546\u548c\u53d1\u52a8\u673a\u7c7b\u578b\u800c\u5f02\u3002<\/p>\n<h2 id=\"components-involved\">\u76f8\u5173\u90e8\u4ef6<\/h2>\n<p>\u4e3b\u8981\u6d89\u53ca\u7684\u90e8\u4ef6\u662f\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\uff0c\u4e5f\u79f0\u4e3a\u6392\u6c14\u80cc\u538b\u4f20\u611f\u5668\u3002\u8be5\u4f20\u611f\u5668\u901a\u5e38\u4f4d\u4e8e\u53d1\u52a8\u673a\u51fa\u53e3\u5904\uff0c\u4e00\u4e9b\u8f66\u8f86\u5728\u67f4\u6cb9\u9897\u7c92\u8fc7\u6ee4\u5668\uff08DPF\uff09\u4e4b\u524d\u6216\u6392\u653e\u63a7\u5236\u88c5\u7f6e\u51fa\u53e3\u5904\u4e5f\u914d\u6709\u989d\u5916\u7684\u4f20\u611f\u5668\u3002<\/p>\n<p><strong>\u529f\u80fd<\/strong>\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u6d4b\u91cf\u6392\u6c14\u7cfb\u7edf\u4e2d\u7684\u6392\u6c14\u538b\u529b\u3002\u5728\u6c7d\u6cb9\u53d1\u52a8\u673a\u4e2d\uff0c\u5b83\u6709\u52a9\u4e8e\u68c0\u6d4b\u53ef\u80fd\u7684\u8fc7\u70ed\u60c5\u51b5\uff0c\u800c\u5728\u67f4\u6cb9\u53d1\u52a8\u673a\u4e2d\uff0c\u5b83\u5728\u76d1\u63a7DPF\u518d\u751f\u5468\u671f\u65b9\u9762\u8d77\u7740\u5173\u952e\u4f5c\u7528\u3002<\/p>\n<p><strong>\u4ea4\u4e92<\/strong>\uff1a\u4f20\u611f\u5668\u76f4\u63a5\u4e0eECM\u901a\u4fe1\uff0c\u63d0\u4f9b\u7528\u4e8e\u8c03\u6574\u53d1\u52a8\u673a\u53c2\u6570\u548c\u63a7\u5236\u6392\u653e\u7cfb\u7edf\u7684\u6570\u636e\u3002<\/p>\n<h2 id=\"common-causes\">\u5e38\u89c1\u539f\u56e0<\/h2>\n<ol>\n<li>\u6545\u969c\u7684\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668<\/li>\n<li>\u4f20\u611f\u5668\u7535\u8def\u4e2d\u7684\u5e03\u7ebf\u6216\u8fde\u63a5\u5668\u95ee\u9898<\/li>\n<li>\u6392\u6c14\u7cfb\u7edf\u5835\u585e\u6216\u6cc4\u6f0f<\/li>\n<li>ECM\u6216\u8f6f\u4ef6\u76f8\u5173\u95ee\u9898<\/li>\n<li>\u4f20\u611f\u5668\u8fde\u63a5\u5668\u7684\u8150\u8680\u6216\u635f\u574f<\/li>\n<li>\u7531\u4e8e\u50ac\u5316\u8f6c\u6362\u5668\u6216DPF\u5835\u585e\u5bfc\u81f4\u7684\u6392\u6c14\u80cc\u538b\u8fc7\u5927<\/li>\n<\/ol>\n<h2 id=\"diagnostic-procedure\">\u8bca\u65ad\u6b65\u9aa4<\/h2>\n<ol>\n<li>\u8fde\u63a5OBD-II\u626b\u63cf\u5de5\u5177\uff0c\u68c0\u7d22\u6240\u6709\u5b58\u50a8\u7684\u4ee3\u7801\u548c\u51bb\u7ed3\u5e27\u6570\u636e\u3002<\/li>\n<li>\u68c0\u67e5\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u7684\u7ebf\u675f\u548c\u8fde\u63a5\u5668\uff0c\u662f\u5426\u6709\u635f\u574f\u3001\u8150\u8680\u6216\u677e\u52a8\u7684\u8fde\u63a5\u3002<\/li>\n<li>\u68c0\u67e5\u6392\u6c14\u7cfb\u7edf\u662f\u5426\u6709\u5835\u585e\u6216\u6cc4\u6f0f\u3002<\/li>\n<li>\u4f7f\u7528\u6570\u5b57\u4e07\u7528\u8868\u6d4b\u8bd5\u4f20\u611f\u5668\u7684\u7535\u6e90\u7535\u8def\uff1a\n<ul>\n<li>\u65ad\u5f00\u4f20\u611f\u5668\u7ebf\u675f<\/li>\n<li>\u5c06\u4e07\u7528\u8868\u8bbe\u7f6e\u4e3a\u76f4\u6d41\u7535\u538b<\/li>\n<li>\u6d4b\u8bd5\u7535\u6e90\u5f15\u811a\uff08\u901a\u5e38\u4e3a5V\uff09<\/li>\n<li>\u5982\u679c\u7535\u538b\u4e0d\u6b63\u786e\uff0c\u68c0\u67e5\u5e03\u7ebf\u95ee\u9898\u6216ECM\u6545\u969c<\/li>\n<\/ul>\n<\/li>\n<li>\u6d4b\u8bd5\u4f20\u611f\u5668\u7684\u63a5\u5730\u7535\u8def\u662f\u5426\u8fde\u901a\u3002<\/li>\n<li>\u5982\u679c\u6240\u6709\u7535\u8def\u6d4b\u8bd5\u6b63\u5e38\uff0c\u66f4\u6362\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u3002<\/li>\n<li>\u6e05\u9664\u4ee3\u7801\u5e76\u8fdb\u884c\u8def\u8bd5\u4ee5\u786e\u8ba4\u4fee\u590d\u6548\u679c\u3002<\/li>\n<\/ol>\n<h2 id=\"solutions\">\u89e3\u51b3\u65b9\u6848<\/h2>\n<ol>\n<li>\u4fee\u590d\u6216\u66f4\u6362\u635f\u574f\u7684\u5e03\u7ebf\u548c\u8fde\u63a5\u5668\u3002<\/li>\n<li>\u6e05\u6d01\u8150\u8680\u7684\u7aef\u5b50\u5e76\u786e\u4fdd\u8fde\u63a5\u826f\u597d\u3002<\/li>\n<li>\u66f4\u6362\u6545\u969c\u7684\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u3002<\/li>\n<li>\u6e05\u9664\u6392\u6c14\u7cfb\u7edf\u7684\u5835\u585e\u5e76\u4fee\u590d\u4efb\u4f55\u6cc4\u6f0f\u3002<\/li>\n<li>\u66f4\u65b0ECM\u8f6f\u4ef6\uff08\u5982\u679c\u53ef\u7528\uff09\u3002<\/li>\n<li>\u5728\u6781\u5c11\u6570\u60c5\u51b5\u4e0b\uff0c\u66f4\u6362ECM\uff08\u5982\u679c\u5176\u4ed6\u89e3\u51b3\u65b9\u6848\u65e0\u6548\uff09\u3002<\/li>\n<\/ol>\n<h2 id=\"prevention\">\u9884\u9632\u63aa\u65bd<\/h2>\n<ol>\n<li>\u5b9a\u671f\u68c0\u67e5\u548c\u6e05\u6d01\u6392\u6c14\u7cfb\u7edf\u7ec4\u4ef6\u3002<\/li>\n<li>\u4f7f\u7528\u4f18\u8d28\u71c3\u6cb9\u5e76\u9075\u5faa\u63a8\u8350\u7684\u7ef4\u62a4\u8ba1\u5212\u3002<\/li>\n<li>\u53ca\u65f6\u5904\u7406\u6545\u969c\u706f\uff0c\u9632\u6b62\u95ee\u9898\u6269\u5c55\u3002<\/li>\n<li>\u4fdd\u62a4\u7ebf\u675f\uff0c\u9632\u6b62\u53d7\u70ed\u548c\u78e8\u635f\u3002<\/li>\n<\/ol>\n<h2 id=\"repair-costs\">\u7ef4\u4fee\u6210\u672c<\/h2>\n<ul>\n<li>\u8bca\u65ad\u8d39\u7528\uff1a$75-$150\uff08\u20ac63-\u20ac126\uff09<\/li>\n<li>\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u66f4\u6362\u8d39\u7528\uff1a\n<ul>\n<li>\u96f6\u4ef6\uff1a$50-$200\uff08\u20ac42-\u20ac168\uff09<\/li>\n<li>\u4eba\u5de5\uff1a$50-$100\uff08\u20ac42-\u20ac84\uff09<\/li>\n<\/ul>\n<\/li>\n<li>\u603b\u4f30\u8ba1\u8d39\u7528\uff1a$175-$450\uff08\u20ac147-\u20ac378\uff09<\/li>\n<\/ul>\n<p>\u5177\u4f53\u8d39\u7528\u53ef\u80fd\u56e0\u8f66\u8f86\u54c1\u724c\u3001\u578b\u53f7\u548c\u6240\u5728\u5730\u533a\u800c\u6709\u6240\u4e0d\u540c\u3002<\/p>\n<h2 id=\"diy-repair-guide\">DIY\u7ef4\u4fee\u6307\u5357<\/h2>\n<ol>\n<li>\u9996\u5148\u786e\u4fdd\u5b89\u5168\uff1a\u786e\u4fdd\u53d1\u52a8\u673a\u51b7\u5374\u5e76\u65ad\u5f00\u7535\u6c60\u3002<\/li>\n<li>\u627e\u5230\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\uff08\u53c2\u8003\u8f66\u8f86\u624b\u518c\uff09\u3002<\/li>\n<li>\u65ad\u5f00\u4f20\u611f\u5668\u7684\u7535\u6c14\u8fde\u63a5\u5668\u3002<\/li>\n<li>\u4f7f\u7528\u9002\u5f53\u7684\u5957\u7b52\u6216\u6273\u624b\u62c6\u5378\u4f20\u611f\u5668\u3002<\/li>\n<li>\u5b89\u88c5\u65b0\u4f20\u611f\u5668\uff0c\u786e\u4fdd\u8fbe\u5230\u6b63\u786e\u7684\u626d\u77e9\u89c4\u8303\u3002<\/li>\n<li>\u91cd\u65b0\u8fde\u63a5\u7535\u6c14\u8fde\u63a5\u5668\u548c\u7535\u6c60\u3002<\/li>\n<li>\u4f7f\u7528OBD-II\u626b\u63cf\u5de5\u5177\u6e05\u9664\u4ee3\u7801\u3002<\/li>\n<li>\u8fdb\u884c\u8def\u8bd5\u4ee5\u786e\u8ba4\u4fee\u590d\u6548\u679c\u3002<\/li>\n<\/ol>\n<p>\u6240\u9700\u5de5\u5177\uff1aOBD-II\u626b\u63cf\u5de5\u5177\u3001\u6570\u5b57\u4e07\u7528\u8868\u3001\u9002\u5f53\u7684\u5957\u7b52\u548c\u6273\u624b\u3001\u626d\u77e9\u6273\u624b\u3002<\/p>\n<h2 id=\"related-issues\">\u76f8\u5173\u95ee\u9898<\/h2>\n<ul>\n<li>\u53d1\u52a8\u673a\u6027\u80fd\u4e0b\u964d<\/li>\n<li>\u71c3\u6cb9\u6548\u7387\u964d\u4f4e<\/li>\n<li>\u6020\u901f\u4e0d\u7a33\u6216\u7184\u706b<\/li>\n<li>\u6392\u6c14\u70df\u96fe\u8fc7\u591a<\/li>\n<li>DPF\u518d\u751f\u95ee\u9898\uff08\u67f4\u6cb9\u53d1\u52a8\u673a\uff09<\/li>\n<\/ul>\n<h2 id=\"associated-fault-codes\">\u76f8\u5173\u6545\u969c\u4ee3\u7801<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0471-exhaust-pressure-sensor-range-performance\/\" title=\"P0471\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u8303\u56f4\/\u6027\u80fd\">P0471\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u8303\u56f4\/\u6027\u80fd<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0473-exhaust-pressure-sensor-high\/\" title=\"P0473\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201c\u7535\u8def\u9ad8\u201d\">P0473\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201c\u7535\u8def\u9ad8\u201d<\/a><\/li>\n<li>P0475\uff1a\u6392\u6c14\u538b\u529b\u63a7\u5236\u9600\u6545\u969c<\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p2033-exhaust-gas-temperature-sensor-circuit-bank-1-sensor-2\/\" title=\"P2033\uff1a\u6392\u6c14\u6e29\u5ea6\u4f20\u611f\u5668\u7535\u8def\u4f4e\uff08\u7b2c\u4e00\u6392\u6c14\u4f20\u611f\u56682\uff09\">P2033\uff1a\u6392\u6c14\u6e29\u5ea6\u4f20\u611f\u5668\u7535\u8def\u4f4e\uff08\u7b2c\u4e00\u6392\u6c14\u4f20\u611f\u56682\uff09<\/a><\/li>\n<li>P247A\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cB\u201d\u7535\u8def<\/li>\n<\/ul>\n<p>\u7406\u89e3\u5e76\u89e3\u51b3P0472\u4ee3\u7801\u5bf9\u4fdd\u6301\u53d1\u52a8\u673a\u6027\u80fd\u548c\u6392\u653e\u63a7\u5236\u81f3\u5173\u91cd\u8981\u3002\u5de5\u7a0b\u5e08\u548c\u673a\u68b0\u5e08\u5e94\u7cfb\u7edf\u5730\u89e3\u51b3\u8be5\u95ee\u9898\uff0c\u8003\u8651\u6392\u6c14\u7cfb\u7edf\u7684\u7535\u6c14\u548c\u673a\u68b0\u65b9\u9762\u3002<\/p>\n<h2 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