{"id":287248,"date":"2024-10-18T10:07:10","date_gmt":"2024-10-18T10:07:10","guid":{"rendered":"https:\/\/www.ziptuning.com\/zh\/?p=287248"},"modified":"2024-11-01T09:13:28","modified_gmt":"2024-11-01T09:13:28","slug":"p0473-exhaust-pressure-sensor-high","status":"publish","type":"post","link":"https:\/\/www.ziptuning.com\/zh\/blog\/p0473-exhaust-pressure-sensor-high\/","title":{"rendered":"P0473 &#8211; \u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u9ad8\u7535\u538b"},"content":{"rendered":"<p>P0473 \u4ee3\u7801\u662f\u4e00\u4e2a\u901a\u7528\u7684\u52a8\u529b\u7cfb\u7edf\/\u53d1\u52a8\u673a\u8bca\u65ad\u6545\u969c\u4ee3\u7801\uff0c\u8868\u793a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u7535\u8def\u5b58\u5728\u95ee\u9898\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u5b83\u8868\u793a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cA\u201d\u7535\u8def\u68c0\u6d4b\u5230\u9ad8\u8f93\u5165\u4fe1\u53f7\u3002<\/p>\n<div class=\"workshop-experience-text\">\n<p>\u5728\u6211\u4eec\u7684\u8f66\u95f4\uff0c\u6211\u4eec\u6ce8\u610f\u5230 P0473 \u4ee3\u7801\u7ecf\u5e38\u51fa\u73b0\u5728\u5404\u79cd\u6b27\u6d32\u54c1\u724c\u7684\u8f66\u578b\u4e2d\uff0c\u5c24\u5176\u662f\u5965\u8fea\u3001\u5b9d\u9a6c\u548c\u5927\u4f17\u7684\u8f66\u578b\u4e2d\u3002\u6211\u4eec\u6700\u5e38\u5728\u914d\u5907\u53ef\u53d8\u55b7\u5634\u6da1\u8f6e\u589e\u538b\u5668\u548c\u67f4\u6cb9\u9897\u7c92\u6355\u96c6\u5668\u7684\u67f4\u6cb9\u53d1\u52a8\u673a\u4e2d\u770b\u5230\u6b64\u4ee3\u7801\u3002\u5728\u6211\u4eec\u7684\u7ecf\u9a8c\u4e2d\uff0c\u4ee3\u7801\u901a\u5e38\u7531\u6545\u969c\u7684\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u3001\u5835\u585e\u7684\u4f20\u611f\u5668\u7ba1\u8def\u6216\u5e03\u7ebf\u95ee\u9898\u89e6\u53d1\u3002\u867d\u7136\u5728\u4e00\u4e9b\u7f8e\u6d32\u548c\u4e9a\u6d32\u8f66\u578b\u4e2d\u5076\u5c14\u4e5f\u4f1a\u51fa\u73b0\u6b64\u4ee3\u7801\uff0c\u4f46\u6211\u4eec\u53d1\u73b0\u5b83\u5728\u6b27\u6d32\u8f66\u8f86\u4e2d\u66f4\u4e3a\u666e\u904d\u3002\u901a\u5e38\u8be5\u4ee3\u7801\u4e0d\u4f1a\u5bfc\u81f4\u7acb\u5373\u7684\u9a7e\u9a76\u95ee\u9898\uff0c\u4f46\u6211\u4eec\u59cb\u7ec8\u5efa\u8bae\u5c3d\u65e9\u5904\u7406\uff0c\u4ee5\u9632\u6b62\u6392\u6c14\u7cfb\u7edf\u635f\u574f\u6216\u71c3\u6cb9\u6548\u7387\u4e0b\u964d\u3002<\/p>\n<\/div>\n<h2 id=\"urgency-assessment\">\u7d27\u6025\u8bc4\u4f30<\/h2>\n<p>P0473 \u4ee3\u7801\u901a\u5e38\u4e0d\u88ab\u8ba4\u4e3a\u662f\u4e00\u4e2a\u7acb\u5373\u7684\u4e25\u91cd\u95ee\u9898\u3002\u867d\u7136\u5b83\u53ef\u80fd\u4f1a\u5f71\u54cd\u8f66\u8f86\u6027\u80fd\uff0c\u4f46\u901a\u5e38\u4e0d\u4f1a\u7acb\u5373\u9020\u6210\u5b89\u5168\u98ce\u9669\u3002\u9a7e\u9a76\u5458\u901a\u5e38\u53ef\u4ee5\u7ee7\u7eed\u9a7e\u9a76\u8f66\u8f86\uff0c\u4f46\u5e94\u5c3d\u5feb\u68c0\u67e5\u548c\u4fee\u7406\uff0c\u4ee5\u9632\u6b62\u6392\u6c14\u7cfb\u7edf\u635f\u574f\u6216\u71c3\u6cb9\u6548\u7387\u4e0b\u964d\u3002<\/p>\n<h2 id=\"technical-description\">\u6280\u672f\u63cf\u8ff0<\/h2>\n<p>\u5f53\u52a8\u529b\u7cfb\u7edf\u63a7\u5236\u6a21\u5757 (PCM) \u68c0\u6d4b\u5230\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u7684\u7535\u538b\u8bfb\u6570\u9ad8\u4e8e\u9884\u671f\u8303\u56f4\u65f6\uff0c\u5c31\u4f1a\u89e6\u53d1 P0473 \u4ee3\u7801\u3002\u8be5\u4f20\u611f\u5668\u76d1\u63a7\u6392\u6c14\u7cfb\u7edf\u4e2d\u7684\u538b\u529b\uff0c\u8fd9\u5bf9\u4e8e\u4f18\u5316\u53d1\u52a8\u673a\u6027\u80fd\u548c\u6392\u653e\u63a7\u5236\u81f3\u5173\u91cd\u8981\uff0c\u5c24\u5176\u662f\u5728\u6da1\u8f6e\u589e\u538b\u548c\u67f4\u6cb9\u53d1\u52a8\u673a\u4e2d\u3002<\/p>\n<h2 id=\"applicability\">\u9002\u7528\u6027<\/h2>\n<p>P0473 \u662f\u4e00\u4e2a\u901a\u7528\u7684 OBD-II \u4ee3\u7801\uff0c\u9002\u7528\u4e8e\u5404\u79cd\u914d\u5907\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u7684\u8f66\u8f86\u3002\u5b83\u901a\u5e38\u51fa\u73b0\u5728\u4ee5\u4e0b\u8f66\u578b\u4e2d\uff1a<\/p>\n<ul>\n<li>\u914d\u5907 6.0L \u67f4\u6cb9\u53d1\u52a8\u673a\u7684\u798f\u7279\u5361\u8f66\uff082005 \u5e74\u4ee5\u540e\uff09<\/li>\n<li>\u6240\u6709\u798f\u7279 EcoBoost \u53d1\u52a8\u673a<\/li>\n<li>\u914d\u5907 6.7L \u67f4\u6cb9\u53d1\u52a8\u673a\u7684 Cummins \u5361\u8f66\uff082007 \u5e74\u4ee5\u540e\uff09<\/li>\n<li>\u914d\u5907 3.0L \u53d1\u52a8\u673a\u7684\u5954\u9a70\u8f66\u8f86\uff082007 \u5e74\u4ee5\u540e\uff09<\/li>\n<li>\u914d\u5907 3.0L 6 \u7f38\u67f4\u6cb9\u53d1\u52a8\u673a\u7684\u65e5\u4ea7\u76ae\u5361\uff082015 \u5e74\u4ee5\u540e\uff09<\/li>\n<\/ul>\n<h2 id=\"components-involved\">\u6d89\u53ca\u7684\u90e8\u4ef6<\/h2>\n<p>\u4e0e P0473 \u4ee3\u7801\u76f8\u5173\u7684\u4e3b\u8981\u90e8\u4ef6\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\uff1a\u6d4b\u91cf\u6392\u6c14\u7cfb\u7edf\u4e2d\u7684\u538b\u529b<\/li>\n<li>\u5e03\u7ebf\u548c\u8fde\u63a5\u5668\uff1a\u4f20\u9012\u4f20\u611f\u5668\u4fe1\u53f7\u5230 PCM<\/li>\n<li>\u52a8\u529b\u7cfb\u7edf\u63a7\u5236\u6a21\u5757 (PCM)\uff1a\u89e3\u91ca\u4f20\u611f\u5668\u6570\u636e\u5e76\u7ba1\u7406\u53d1\u52a8\u673a\u64cd\u4f5c<\/li>\n<\/ol>\n<p>\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u5728\u53d1\u52a8\u673a\u7ba1\u7406\u4e2d\u8d77\u7740\u5173\u952e\u4f5c\u7528\uff0c\u5c24\u5176\u662f\u5728\u914d\u5907\u53ef\u53d8\u55b7\u5634\u6da1\u8f6e\u589e\u538b\u5668\u548c\u67f4\u6cb9\u9897\u7c92\u6355\u96c6\u5668 (DPF) \u7684\u8f66\u8f86\u4e2d\u3002<\/p>\n<h2 id=\"common-causes\">\u5e38\u89c1\u539f\u56e0<\/h2>\n<p>\u89e6\u53d1 P0473 \u4ee3\u7801\u7684\u6700\u5e38\u89c1\u539f\u56e0\u5305\u62ec\uff1a<\/p>\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\u635f\u574f\u6216\u8150\u8680<\/li>\n<li>\u677e\u52a8\u6216\u635f\u574f\u7684\u8fde\u63a5\u5668<\/li>\n<li>\u4fe1\u53f7\u7ebf\u7684\u77ed\u8def\u5230\u7535\u538b<\/li>\n<li>PCM \u6545\u969c\uff08\u7f55\u89c1\uff09<\/li>\n<\/ol>\n<h2 id=\"diagnostic-procedure\">\u8bca\u65ad\u6b65\u9aa4<\/h2>\n<p>\u8981\u8bca\u65ad P0473 \u4ee3\u7801\uff0c\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u64cd\u4f5c\uff1a<\/p>\n<ol>\n<li>\u4f7f\u7528 OBD-II \u626b\u63cf\u4eea\u786e\u8ba4 P0473 \u4ee3\u7801\uff0c\u5e76\u68c0\u67e5\u662f\u5426\u6709\u76f8\u5173\u4ee3\u7801\u3002<\/li>\n<li>\u68c0\u67e5\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u53ca\u5176\u5e03\u7ebf\u662f\u5426\u6709\u660e\u663e\u635f\u574f\u6216\u8150\u8680\u3002<\/li>\n<li>\u4f7f\u7528\u4e07\u7528\u8868\u68c0\u67e5\u4f20\u611f\u5668\u7684\u63a5\u5730\u8fde\u63a5\u3002<\/li>\n<li>\u5728\u70b9\u706b\u6253\u5f00\u65f6\u6d4b\u91cf\u4f20\u611f\u5668\u8fde\u63a5\u5668\u5904\u7684\u7535\u538b\u3002\u5e94\u5728\u5236\u9020\u5546\u89c4\u5b9a\u7684\u8303\u56f4\u5185\uff08\u901a\u5e38\u4e3a 0.5-4.5V\uff09\u3002<\/li>\n<li>\u4f7f\u7528\u793a\u6ce2\u5668\u68c0\u67e5\u4f20\u611f\u5668\u4fe1\u53f7\u4e2d\u7684\u5f02\u5e38\u7535\u538b\u6a21\u5f0f\u3002<\/li>\n<li>\u5982\u679c\u6240\u6709\u6d4b\u8bd5\u5747\u901a\u8fc7\uff0c\u8003\u8651\u66f4\u6362\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u3002<\/li>\n<\/ol>\n<h2 id=\"solutions\">\u89e3\u51b3\u65b9\u6848<\/h2>\n<p>\u6839\u636e\u8bca\u65ad\uff0c\u89e3\u51b3\u65b9\u6848\u53ef\u80fd\u5305\u62ec\uff1a<\/p>\n<ol>\n<li>\u66f4\u6362\u6545\u969c\u7684\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668<\/li>\n<li>\u4fee\u7406\u6216\u66f4\u6362\u635f\u574f\u7684\u5e03\u7ebf<\/li>\n<li>\u6e05\u6d01\u6216\u66f4\u6362\u8150\u8680\u7684\u8fde\u63a5\u5668<\/li>\n<li>\u66f4\u65b0 PCM \u8f6f\u4ef6\uff08\u5982\u679c\u9002\u7528\uff09<\/li>\n<li>\u5728\u7f55\u89c1\u60c5\u51b5\u4e0b\uff0c\u66f4\u6362 PCM<\/li>\n<\/ol>\n<h2 id=\"prevention\">\u9884\u9632<\/h2>\n<p>\u4e3a\u9632\u6b62\u672a\u6765\u518d\u6b21\u51fa\u73b0 P0473 \u4ee3\u7801\uff1a<\/p>\n<ol>\n<li>\u5b9a\u671f\u68c0\u67e5\u6392\u6c14\u7cfb\u7edf\u7ec4\u4ef6\u662f\u5426\u635f\u574f\u6216\u8150\u8680<\/li>\n<li>\u786e\u4fdd\u6b63\u786e\u7ef4\u62a4\u53d1\u52a8\u673a\u548c\u6392\u6c14\u7cfb\u7edf<\/li>\n<li>\u5728\u9700\u8981\u4fee\u7406\u65f6\u4f7f\u7528\u9ad8\u8d28\u91cf\u7684\u66ff\u6362\u96f6\u4ef6<\/li>\n<li>\u907f\u514d\u66b4\u9732\u5728\u53ef\u80fd\u635f\u574f\u4f20\u611f\u5668\u6216\u5e03\u7ebf\u7684\u6781\u7aef\u73af\u5883\u6761\u4ef6\u4e0b<\/li>\n<\/ol>\n<h2 id=\"repair-costs\">\u4fee\u7406\u8d39\u7528<\/h2>\n<p>P0473 \u4ee3\u7801\u7684\u4f30\u8ba1\u4fee\u7406\u8d39\u7528\uff1a<\/p>\n<ul>\n<li>\u8bca\u65ad\u8d39\uff1a75-150 \u7f8e\u5143\uff0863-126 \u6b27\u5143\uff09<\/li>\n<li>\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u66f4\u6362\uff1a150-300 \u7f8e\u5143\uff08126-252 \u6b27\u5143\uff09<\/li>\n<li>\u5e03\u7ebf\u4fee\u7406\uff1a100-300 \u7f8e\u5143\uff0884-252 \u6b27\u5143\uff09<\/li>\n<li>PCM \u66f4\u6362\uff08\u5982\u6709\u5fc5\u8981\uff09\uff1a500-1000 \u7f8e\u5143\uff08420-840 \u6b27\u5143\uff09<\/li>\n<\/ul>\n<p>\u4eba\u5de5\u6210\u672c\u53ef\u80fd\u56e0\u8f66\u8f86\u54c1\u724c\u548c\u578b\u53f7\u800c\u5f02\u3002<\/p>\n<h2 id=\"related-issues\">\u76f8\u5173\u95ee\u9898<\/h2>\n<p>P0473 \u4ee3\u7801\u901a\u5e38\u4e0e\u5176\u4ed6\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u76f8\u5173\u7684\u4ee3\u7801\u4e00\u8d77\u51fa\u73b0\uff1a<\/p>\n<ul>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0470-exhaust-pressure-sensor-malfunction\/\" title=\"P0470\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cA\u201d\u7535\u8def\u6545\u969c\">P0470\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cA\u201d\u7535\u8def\u6545\u969c<\/a><\/li>\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\u201cA\u201d\u7535\u8def\u8303\u56f4\/\u6027\u80fd\u95ee\u9898\">P0471\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cA\u201d\u7535\u8def\u8303\u56f4\/\u6027\u80fd\u95ee\u9898<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0472-exhaust-pressure-sensor-low\/\" title=\"P0472\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cA\u201d\u7535\u8def\u4f4e\u7535\u538b\">P0472\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cA\u201d\u7535\u8def\u4f4e\u7535\u538b<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/p0474-exhaust-pressure-sensor-intermittent\/\" title=\"P0474\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cA\u201d\u7535\u8def\u95f4\u6b47\u6027\u95ee\u9898\">P0474\uff1a\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u201cA\u201d\u7535\u8def\u95f4\u6b47\u6027\u95ee\u9898<\/a><\/li>\n<\/ul>\n<h2 id=\"technical-specifications\">\u6280\u672f\u89c4\u683c<\/h2>\n<p>\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u7684\u6b63\u5e38\u5de5\u4f5c\u8303\u56f4\u56e0\u8f66\u8f86\u800c\u5f02\uff0c\u4f46\u901a\u5e38\u4e3a\uff1a<\/p>\n<ul>\n<li>\u7535\u538b\u8303\u56f4\uff1a0.5-4.5V<\/li>\n<li>\u538b\u529b\u8303\u56f4\uff1a0-500 kPa\uff080-72.5 psi\uff09<\/li>\n<\/ul>\n<p>\u5de5\u7a0b\u5e08\u548c\u6280\u5e08\u5e94\u59cb\u7ec8\u67e5\u9605\u5236\u9020\u5546\u7684\u5177\u4f53\u6570\u636e\uff0c\u4ee5\u83b7\u53d6\u7cbe\u786e\u7684\u89c4\u683c\u548c\u8bca\u65ad\u7a0b\u5e8f\u3002<\/p>\n<h2 id=\"p0473-code-faq\">\u5173\u4e8e P0473 \u4ee3\u7801\u7684\u5e38\u89c1\u95ee\u9898<\/h2>\n<h3>P0473 \u4ee3\u7801\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h3>\n<p>P0473 \u8868\u793a\u201c\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u2018A\u2019\u7535\u8def\u9ad8\u7535\u538b\u201d\u72b6\u6001\uff0c\u610f\u5473\u7740\u53d1\u52a8\u673a\u63a7\u5236\u6a21\u5757\u68c0\u6d4b\u5230\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u7684\u7535\u538b\u9ad8\u4e8e\u9884\u671f\u503c\u3002<\/p>\n<h3>\u89e3\u51b3 P0473 \u4ee3\u7801\u7684\u7d27\u8feb\u6027\u5982\u4f55\uff1f<\/h3>\n<p>\u867d\u7136\u4e0d\u662f\u7acb\u5373\u7d27\u6025\u7684\uff0c\u4f46\u5efa\u8bae\u5c3d\u65e9\u68c0\u67e5\u95ee\u9898\uff0c\u4ee5\u9632\u6b62\u6392\u6c14\u7cfb\u7edf\u635f\u574f\u6216\u71c3\u6cb9\u6548\u7387\u4e0b\u964d\u3002<\/p>\n<h3>P0473 \u4ee3\u7801\u7684\u5e38\u89c1\u75c7\u72b6\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>\u5e38\u89c1\u75c7\u72b6\u5305\u62ec\u6545\u969c\u706f\u4eae\u8d77\u3001\u53d1\u52a8\u673a\u6027\u80fd\u4e0b\u964d\uff0c\u4ee5\u53ca\u5728\u67f4\u6cb9\u8f66\u8f86\u4e2d\u6392\u6c14\u7cfb\u7edf\u518d\u751f\u56f0\u96be\u3002<\/p>\n<h3>P0473 \u662f\u901a\u7528\u4ee3\u7801\u8fd8\u662f\u5236\u9020\u5546\u7279\u5b9a\u4ee3\u7801\uff1f<\/h3>\n<p>P0473 \u662f\u4e00\u4e2a\u901a\u7528\u7684 OBD-II \u4ee3\u7801\uff0c\u9002\u7528\u4e8e\u591a\u79cd\u8f66\u578b\uff0c\u7279\u522b\u662f\u90a3\u4e9b\u914d\u5907\u6da1\u8f6e\u589e\u538b\u53d1\u52a8\u673a\u7684\u8f66\u578b\u3002<\/p>\n<h3>\u54ea\u4e9b\u8f66\u8f86\u5e38\u89c1 P0473 \u4ee3\u7801\uff1f<\/h3>\n<p>\u6b64\u4ee3\u7801\u5e38\u89c1\u4e8e\u914d\u5907 6.0L \u67f4\u6cb9\u53d1\u52a8\u673a\u7684\u798f\u7279\u5361\u8f66\u3001\u798f\u7279 EcoBoost \u53d1\u52a8\u673a\u30016.7L \u67f4\u6cb9\u53d1\u52a8\u673a\u7684 Cummins \u5361\u8f66\u4ee5\u53ca\u4e00\u4e9b\u914d\u5907\u67f4\u6cb9\u53d1\u52a8\u673a\u7684\u5954\u9a70\u548c\u65e5\u4ea7\u8f66\u578b\u3002<\/p>\n<h3>P0473 \u4ee3\u7801\u6d89\u53ca\u54ea\u4e9b\u7ec4\u4ef6\uff1f<\/h3>\n<p>\u4e3b\u8981\u6d89\u53ca\u7684\u90e8\u4ef6\u662f\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u3001\u5176\u5e03\u7ebf\u548c\u8fde\u63a5\u5668\u4ee5\u53ca\u52a8\u529b\u7cfb\u7edf\u63a7\u5236\u6a21\u5757 (PCM)\u3002<\/p>\n<h3>P0473 \u4ee3\u7801\u7684\u6700\u5e38\u89c1\u539f\u56e0\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>\u5e38\u89c1\u539f\u56e0\u5305\u62ec\u6545\u969c\u7684\u6392\u6c14\u538b\u529b\u4f20\u611f\u5668\u3001\u635f\u574f\u7684\u5e03\u7ebf\u6216\u8fde\u63a5\u5668\u3001\u77ed\u8def\u4ee5\u53ca\u7f55\u89c1\u7684 PCM \u95ee\u9898\u3002<\/p>\n<h3>P0473 \u4ee3\u7801\u5982\u4f55\u8bca\u65ad\uff1f<\/h3>\n<p>\u8bca\u65ad\u901a\u5e38\u5305\u62ec\u4f7f\u7528 OBD-II \u626b\u63cf\u4eea\u3001\u76ee\u89c6\u68c0\u67e5\u5e03\u7ebf\u548c\u8fde\u63a5\u5668\u3001\u6d4b\u8bd5\u4f20\u611f\u5668\u7684\u7535\u538b\u8f93\u51fa\u4ee5\u53ca\u68c0\u67e5\u76f8\u5173\u4ee3\u7801\u3002<\/p>\n<h3>P0473 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\u7f8e\u5143\u4e4b\u95f4\u3002<\/p>\n<h3>\u6211\u53ef\u4ee5\u81ea\u5df1\u6e05\u9664 P0473 \u4ee3\u7801\u5417\uff1f<\/h3>\n<p>\u867d\u7136\u53ef\u4ee5\u4f7f\u7528 OBD-II \u626b\u63cf\u4eea\u6e05\u9664\u4ee3\u7801\uff0c\u4f46\u5982\u679c\u6ca1\u6709\u89e3\u51b3\u6839\u672c\u95ee\u9898\uff0c\u4ee3\u7801\u53ef\u80fd\u4f1a\u518d\u6b21\u51fa\u73b0\u3002<\/p>\n<h3>\u6709\u54ea\u4e9b\u9884\u9632\u63aa\u65bd\u53ef\u4ee5\u907f\u514d P0473 \u4ee3\u7801\uff1f<\/h3>\n<p>\u5b9a\u671f\u7ef4\u62a4\u6392\u6c14\u7cfb\u7edf\u548c\u5c0f\u5fc3\u5904\u7406\u7535\u6c14\u90e8\u4ef6\u53ef\u4ee5\u5e2e\u52a9\u9632\u6b62\u6b64\u95ee\u9898\u3002<\/p>\n<h3>P0473 \u4ee3\u7801\u4f1a\u5f71\u54cd\u6211\u7684\u8f66\u8f86\u6392\u653e\u5417\uff1f<\/h3>\n<p>\u662f\u7684\uff0c\u7279\u522b\u662f\u5728\u914d\u5907\u9897\u7c92\u6355\u96c6\u5668\u7684\u67f4\u6cb9\u8f66\u8f86\u4e2d\uff0c\u6b64\u4ee3\u7801\u53ef\u80fd\u5f71\u54cd\u6392\u653e\u63a7\u5236\u3002<\/p>\n<h3>P0473 \u4ee3\u7801\u4e0e EGR 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