{"id":288233,"date":"2024-10-28T08:36:39","date_gmt":"2024-10-28T08:36:39","guid":{"rendered":"https:\/\/www.ziptuning.com\/zh\/?p=288233"},"modified":"2024-11-04T07:04:30","modified_gmt":"2024-11-04T07:04:30","slug":"spn-520373-aftertreatment-outlet-nox-sensor","status":"publish","type":"post","link":"https:\/\/www.ziptuning.com\/zh\/blog\/spn-520373-aftertreatment-outlet-nox-sensor\/","title":{"rendered":"SPN 520373 &#8211; \u540e\u5904\u7406\u51fa\u53e3NOx\u4f20\u611f\u5668"},"content":{"rendered":"<h2 id=\"urgency-and-driving-considerations\">\u7d27\u6025\u7a0b\u5ea6\u4e0e\u9a7e\u9a76\u6ce8\u610f\u4e8b\u9879<\/h2>\n<p>SPN 520373\u8868\u793a\u540e\u5904\u7406\u51fa\u53e3NOx\u4f20\u611f\u5668\u51fa\u73b0\u6545\u969c\uff0c\u8fd9\u662f\u9009\u62e9\u6027\u50ac\u5316\u8fd8\u539f(SCR)\u7cfb\u7edf\u4e2d\u7684\u5173\u952e\u90e8\u4ef6\u3002\u867d\u7136\u4e0d\u9700\u8981\u7acb\u5373\u5173\u95ed\u8f66\u8f86\uff0c\u4f46\u53ca\u65f6\u5173\u6ce8\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p><strong>\u9a7e\u9a76\u5efa\u8bae\uff1a<\/strong><\/p>\n<ul>\n<li>\u77ed\u65f6\u95f4\u9a7e\u9a76\u662f\u53ef\u884c\u7684\uff0c\u4f46\u957f\u65f6\u95f4\u8fd0\u884c\u53ef\u80fd\u4f1a\u589e\u52a0\u6392\u653e\u91cf\uff0c\u751a\u81f3\u53ef\u80fd\u5bf9\u53d1\u52a8\u673a\u9020\u6210\u635f\u574f\u3002<\/li>\n<li>\u5c3d\u5feb\u5b89\u6392\u7ef4\u4fee\u9884\u7ea6\u3002<\/li>\n<li>\u6ce8\u610f\u53d1\u52a8\u673a\u6027\u80fd\u53ef\u80fd\u4e0b\u964d\uff0c\u71c3\u6cb9\u6548\u7387\u964d\u4f4e\u3002<\/li>\n<\/ul>\n<div class=\"workshop-experience-text\">\n<p>\u5728\u6211\u4eec\u7684\u8f66\u95f4\u4e2d\uff0c\u6211\u4eec\u9047\u5230\u8fc7\u591a\u8d77SPN 520373\u6545\u969c\u7801\u95ee\u9898\uff0c\u5c24\u5176\u662f\u6b27\u6d32\u6c7d\u8f66\u54c1\u724c\u5982\u6c83\u5c14\u6c83\u3001\u6885\u8d5b\u5fb7\u65af-\u5954\u9a70\u548c\u66fc\u6069\u5361\u8f66\u66f4\u5e38\u89c1\u3002\u6211\u4eec\u53d1\u73b0\uff0c\u8fd9\u4e2a\u95ee\u9898\u5728\u914d\u5907SCR\u7cfb\u7edf\u7684\u67f4\u6cb9\u53d1\u52a8\u673a\u4e2d\u5c24\u4e3a\u666e\u904d\u3002\u6839\u636e\u7ecf\u9a8c\uff0c\u6545\u969c\u901a\u5e38\u662f\u7531\u4e8eNOx\u4f20\u611f\u5668\u635f\u574f\u5f15\u8d77\u7684\uff0c\u4f46\u4e5f\u6709\u90e8\u5206\u539f\u56e0\u662f\u7ebf\u675f\u95ee\u9898\u6216\u6392\u6c14\u6cc4\u6f0f\u3002\u6211\u4eec\u6ce8\u610f\u5230\u6885\u8d5b\u5fb7\u65af\u8f66\u578b\u5bf9\u8fd9\u4e00\u6545\u969c\u5c24\u4e3a\u654f\u611f\uff0c\u5373\u4f7f\u4f20\u611f\u5668\u8bfb\u6570\u7a0d\u5fae\u8d85\u51fa\u6807\u51c6\u4e5f\u7ecf\u5e38\u9700\u8981\u66f4\u6362\uff0c\u800c\u6c83\u5c14\u6c83\u5361\u8f66\u5219\u8f83\u4e3a\u8010\u53d7\uff0c\u6709\u65f6\u65e0\u9700\u5e72\u9884\u4fbf\u80fd\u5728\u51e0\u6b21\u9a7e\u9a76\u5faa\u73af\u540e\u81ea\u52a8\u6e05\u9664\u6545\u969c\u7801\u3002\u603b\u4f53\u800c\u8a00\uff0c\u867d\u7136SPN 520373\u5e76\u975e\u6b27\u6d32\u8f66\u578b\u7279\u6709\uff0c\u4f46\u5728\u8fd9\u4e9b\u54c1\u724c\u4e2d\u51fa\u73b0\u7684\u9891\u7387\u786e\u5b9e\u9ad8\u4e8e\u7f8e\u56fd\u6216\u4e9a\u6d32\u54c1\u724c\u3002<\/p>\n<\/div>\n<h2 id=\"detailed-code-information\">\u8be6\u7ec6\u4ee3\u7801\u4fe1\u606f<\/h2>\n<p>SPN 520373\u662f\u4e00\u4e2a\u4e0eSCR\u7cfb\u7edfNOx\u4f20\u611f\u5668\u529f\u80fd\u76f8\u5173\u7684\u901a\u7528\u4ee3\u7801\uff0c\u5e38\u89c1\u4e8e\u4f7f\u7528SCR\u6280\u672f\u7684\u5404\u7c7b\u8f66\u8f86\u5236\u9020\u5546\u3002<\/p>\n<p><strong>\u6d89\u53ca\u7684\u5173\u952e\u90e8\u4ef6\uff1a<\/strong><\/p>\n<ol>\n<li>\u540e\u5904\u7406\u51fa\u53e3NOx\u4f20\u611f\u5668<\/li>\n<li>\u67f4\u6cb9\u6392\u653e\u6db2(DEF)\u7cfb\u7edf<\/li>\n<li>SCR\u50ac\u5316\u5242<\/li>\n<\/ol>\n<p><strong>\u90e8\u4ef6\u4f5c\u7528\uff1a<\/strong><\/p>\n<ul>\n<li>NOx\u4f20\u611f\u5668\u6d4b\u91cf\u540e\u5904\u7406\u5e9f\u6c14\u4e2d\u7684\u6c2e\u6c27\u5316\u7269\u542b\u91cf\u3002<\/li>\n<li>DEF\u7cfb\u7edf\u6ce8\u5165\u5c3f\u7d20\u6eb6\u6db2\u4ee5\u51cf\u5c11NOx\u6392\u653e\u3002<\/li>\n<li>SCR\u50ac\u5316\u5242\u4fc3\u8fdbNOx\u8f6c\u5316\u4e3a\u65e0\u5bb3\u7684\u6c2e\u6c14\u548c\u6c34\u3002<\/li>\n<\/ul>\n<h2 id=\"common-causes\">\u5e38\u89c1\u539f\u56e0<\/h2>\n<ol>\n<li>NOx\u4f20\u611f\u5668\u6545\u969c<\/li>\n<li>\u7ebf\u675f\u6216\u8fde\u63a5\u5668\u95ee\u9898<\/li>\n<li>DEF\u6db2\u8d28\u95ee\u9898\u6216\u6c61\u67d3<\/li>\n<li>SCR\u50ac\u5316\u5242\u9000\u5316<\/li>\n<li>\u53d1\u52a8\u673a\u63a7\u5236\u6a21\u5757(ECM)\u8f6f\u4ef6\u95ee\u9898<\/li>\n<\/ol>\n<h2 id=\"diagnostic-procedure\">\u8bca\u65ad\u6b65\u9aa4<\/h2>\n<ol>\n<li>\u8fde\u63a5OBD-II\u626b\u63cf\u4eea\uff0c\u786e\u8ba4SPN 520373\u4ee3\u7801\u3002<\/li>\n<li>\u68c0\u67e5\u662f\u5426\u6709\u5176\u4ed6\u76f8\u5173\u6545\u969c\u4ee3\u7801\u3002<\/li>\n<li>\u68c0\u67e5NOx\u4f20\u611f\u5668\u7684\u7ebf\u675f\u548c\u8fde\u63a5\u662f\u5426\u6709\u635f\u574f\u6216\u8150\u8680\u3002<\/li>\n<li>\u9a8c\u8bc1DEF\u6db2\u7684\u8d28\u91cf\u548c\u6db2\u4f4d\u3002<\/li>\n<li>\u4f7f\u7528\u4e07\u7528\u8868\u6d4b\u8bd5NOx\u4f20\u611f\u5668\u7535\u8def\u7684\u7535\u538b\u548c\u7535\u963b\u662f\u5426\u6b63\u5e38\u3002<\/li>\n<li>\u76ee\u89c6\u68c0\u67e5SCR\u50ac\u5316\u5242\u662f\u5426\u6709\u635f\u574f\u8ff9\u8c61\u3002<\/li>\n<li>\u4f7f\u7528\u9ad8\u7ea7\u8bca\u65ad\u5de5\u5177\u5206\u6790NOx\u4f20\u611f\u5668\u6570\u636e\u548cSCR\u7cfb\u7edf\u6027\u80fd\u3002<\/li>\n<\/ol>\n<h2 id=\"solutions\">\u89e3\u51b3\u65b9\u6848<\/h2>\n<ol>\n<li>\u66f4\u6362\u635f\u574f\u7684NOx\u4f20\u611f\u5668<\/li>\n<li>\u4fee\u590d\u6216\u66f4\u6362\u635f\u574f\u7684\u7ebf\u675f<\/li>\n<li>\u7528\u9ad8\u8d28\u91cf\u6db2\u4f53\u6e05\u6d17\u5e76\u91cd\u65b0\u52a0\u6ce8DEF\u7cfb\u7edf<\/li>\n<li>\u66f4\u6362\u9000\u5316\u7684SCR\u50ac\u5316\u5242<\/li>\n<li>\u5fc5\u8981\u65f6\u66f4\u65b0ECM\u8f6f\u4ef6<\/li>\n<\/ol>\n<h2 id=\"prevention\">\u9884\u9632\u63aa\u65bd<\/h2>\n<ol>\n<li>\u5b9a\u671f\u7ef4\u62a4SCR\u7cfb\u7edf<\/li>\n<li>\u4f7f\u7528\u7b26\u5408ISO 22241\u6807\u51c6\u7684\u9ad8\u8d28\u91cfDEF\u6db2\u4f53<\/li>\n<li>\u53ca\u65f6\u5904\u7406\u68c0\u67e5\u53d1\u52a8\u673a\u8b66\u793a\u706f<\/li>\n<li>\u5b9a\u671f\u8fdb\u884c\u7cfb\u7edf\u626b\u63cf<\/li>\n<\/ol>\n<h2 id=\"repair-costs\">\u7ef4\u4fee\u8d39\u7528<\/h2>\n<p><strong>\u90e8\u4ef6\u8d39\u7528\uff1a<\/strong><\/p>\n<ul>\n<li>NOx\u4f20\u611f\u5668\uff1a$200 &#8211; $600 (\u20ac170 &#8211; \u20ac510)<\/li>\n<li>SCR\u50ac\u5316\u5242\uff1a$1,000 &#8211; $3,000 (\u20ac850 &#8211; \u20ac2,550)<\/li>\n<li>DEF\u6db2\u4f53\uff1a\u6bcf2.5\u52a0\u4ed1(9.5\u5347) $20 &#8211; $50 (\u20ac17 &#8211; \u20ac43)<\/li>\n<\/ul>\n<p><strong>\u4eba\u5de5\u8d39\u7528\uff1a<\/strong><\/p>\n<ul>\n<li>\u8bca\u65ad\u65f6\u95f4\uff1a1-2\u5c0f\u65f6<\/li>\n<li>\u4f20\u611f\u5668\u66f4\u6362\uff1a1-3\u5c0f\u65f6<\/li>\n<li>\u50ac\u5316\u5242\u66f4\u6362\uff1a3-6\u5c0f\u65f6<\/li>\n<\/ul>\n<p><strong>\u603b\u8d39\u7528\u4f30\u7b97\uff1a<\/strong>\u6839\u636e\u6240\u9700\u7ef4\u4fee\u9879\u76ee\uff0c\u603b\u8d39\u7528\u7ea6\u4e3a$300 &#8211; $4,000 (\u20ac255 &#8211; \u20ac3,400)<\/p>\n<h2 id=\"repair-guide\">\u7ef4\u4fee\u6307\u5357<\/h2>\n<ol>\n<li>\u65ad\u5f00\u7535\u6c60<\/li>\n<li>\u627e\u5230\u6545\u969cNOx\u4f20\u611f\u5668\uff08\u901a\u5e38\u5728SCR\u50ac\u5316\u5242\u9644\u8fd1\uff09<\/li>\n<li>\u65ad\u5f00\u7535\u6c14\u8fde\u63a5\u5668<\/li>\n<li>\u4f7f\u7528\u4e13\u7528\u5957\u7b52\u6216\u6273\u624b\u62c6\u4e0b\u4f20\u611f\u5668<\/li>\n<li>\u5b89\u88c5\u65b0\u4f20\u611f\u5668\uff0c\u786e\u4fdd\u9002\u5f53\u7684\u626d\u77e9\uff08\u901a\u5e3840-50 Nm\u621629.5-36.9 ft-lbs\uff09<\/li>\n<li>\u91cd\u65b0\u8fde\u63a5\u7535\u6c14\u8fde\u63a5\u5668<\/li>\n<li>\u6e05\u9664\u6545\u969c\u4ee3\u7801\u5e76\u6267\u884c\u7cfb\u7edf\u91cd\u7f6e<\/li>\n<li>\u8bd5\u9a7e\u786e\u8ba4\u6b63\u5e38\u64cd\u4f5c<\/li>\n<\/ol>\n<h2 id=\"related-issues-and-fault-codes\">\u76f8\u5173\u95ee\u9898\u53ca\u6545\u969c\u4ee3\u7801<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/spn-3226-aftertreatment-1-outlet-nox\/\" title=\"SPN 3226\uff08\u540e\u5904\u74061\u51fa\u53e3NOx\u4f20\u611f\u5668\u7535\u8def\uff09\">SPN 3226\uff08\u540e\u5904\u74061\u51fa\u53e3NOx\u4f20\u611f\u5668\u7535\u8def\uff09<\/a><\/li>\n<li><a href=\"https:\/\/www.ziptuning.com\/zh\/blog\/spn-3216-aftertreatment-1-intake-nox\/\" title=\"SPN 3216\uff08\u540e\u5904\u74061\u8fdb\u6c14NOx\u4f20\u611f\u5668\u7535\u8def\uff09\">SPN 3216\uff08\u540e\u5904\u74061\u8fdb\u6c14NOx\u4f20\u611f\u5668\u7535\u8def\uff09<\/a><\/li>\n<li>SPN 1080\uff08DEF\u6cb9\u7bb1\u6db2\u4f4d\uff09<\/li>\n<li>SPN 3361\uff08SCR\u50ac\u5316\u5242\u6548\u7387\uff09<\/li>\n<\/ul>\n<p>\u8fd9\u4e9b\u76f8\u5173\u4ee3\u7801\u901a\u5e38\u6307\u793aSCR\u7cfb\u7edf\u7684\u66f4\u5e7f\u6cdb\u95ee\u9898\uff0c\u53ef\u80fd\u9700\u8981\u5168\u9762\u7684\u8bca\u65ad\u548c\u7ef4\u4fee\u3002<\/p>\n<p>\u901a\u8fc7\u53ca\u65f6\u3001\u5f7b\u5e95\u5730\u89e3\u51b3SPN 520373\u95ee\u9898\uff0c\u5de5\u7a0b\u5e08\u548c\u673a\u68b0\u5e08\u53ef\u4ee5\u786e\u4fddSCR\u7cfb\u7edf\u7684\u6700\u4f73\u6027\u80fd\uff0c\u4fdd\u6301\u6392\u653e\u5408\u89c4\u6027\uff0c\u5e76\u9632\u6b62\u6f5c\u5728\u7684\u53d1\u52a8\u673a\u635f\u574f\u3002<\/p>\n<h2 id=\"spn-520373-comprehensive-faq\">SPN 520373 \u7efc\u5408\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/h2>\n<h3>SPN 520373 \u8868\u793a\u4ec0\u4e48\uff1f<\/h3>\n<p>SPN 520373\u8868\u793a\u540e\u5904\u7406\u51fa\u53e3NOx\u4f20\u611f\u5668\u51fa\u73b0\u6545\u969c\uff0c\u8fd9\u662f\u9009\u62e9\u6027\u50ac\u5316\u8fd8\u539f(SCR)\u7cfb\u7edf\u4e2d\u7684\u4e00\u4e2a\u5173\u952e\u90e8\u4ef6\u3002<\/p>\n<h3>\u5728SPN 520373\u5904\u4e8e\u6d3b\u52a8\u72b6\u6001\u65f6\u7ee7\u7eed\u9a7e\u9a76\u662f\u5426\u5b89\u5168\uff1f<\/h3>\n<p>\u77ed\u65f6\u95f4\u9a7e\u9a76\u662f\u53ef\u4ee5\u7684\uff0c\u4f46\u4e0d\u5efa\u8bae\u957f\u65f6\u95f4\u9a7e\u9a76\u3002\u5c3d\u5feb\u5b89\u6392\u7ef4\u4fee\u9884\u7ea6\uff0c\u4ee5\u9632\u6b62\u6392\u653e\u589e\u52a0\u548c\u53d1\u52a8\u673a\u635f\u574f\u3002<\/p>\n<h3>\u4e0eSPN 520373\u76f8\u5173\u7684\u5173\u952e\u90e8\u4ef6\u6709\u54ea\u4e9b\uff1f<\/h3>\n<p>\u5173\u952e\u90e8\u4ef6\u5305\u62ec\u540e\u5904\u7406\u51fa\u53e3NOx\u4f20\u611f\u5668\u3001\u67f4\u6cb9\u6392\u653e\u6db2(DEF)\u7cfb\u7edf\u548cSCR\u50ac\u5316\u5242\u3002<\/p>\n<h3>SPN 520373\u7684\u5e38\u89c1\u539f\u56e0\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>\u5e38\u89c1\u539f\u56e0\u5305\u62ecNOx\u4f20\u611f\u5668\u6545\u969c\u3001\u7ebf\u675f\u95ee\u9898\u3001DEF\u6c61\u67d3\u3001SCR\u50ac\u5316\u5242\u9000\u5316\u4ee5\u53caECM\u8f6f\u4ef6\u95ee\u9898\u3002<\/p>\n<h3>\u5982\u4f55\u8bca\u65adSPN 520373\uff1f<\/h3>\n<p>\u9996\u5148\u8fde\u63a5OBD-II\u626b\u63cf\u4eea\uff0c\u7136\u540e\u68c0\u67e5\u7ebf\u675f\u3001DEF\u6db2\u8d28\u91cf\uff0c\u6d4b\u8bd5NOx\u4f20\u611f\u5668\u7535\u8def\uff0c\u5e76\u68c0\u67e5SCR\u50ac\u5316\u5242\u3002<\/p>\n<h3>SPN 520373\u7684\u6f5c\u5728\u89e3\u51b3\u65b9\u6848\u662f\u4ec0\u4e48\uff1f<\/h3>\n<p>\u89e3\u51b3\u65b9\u6848\u53ef\u80fd\u5305\u62ec\u66f4\u6362NOx\u4f20\u611f\u5668\u3001\u4fee\u590d\u7ebf\u675f\u3001\u6e05\u6d17DEF\u7cfb\u7edf\u3001\u66f4\u6362SCR\u50ac\u5316\u5242\u6216\u66f4\u65b0ECM\u8f6f\u4ef6\u3002<\/p>\n<h3>\u5982\u4f55\u9884\u9632SPN 520373\u7684\u53d1\u751f\uff1f<\/h3>\n<p>\u5b9a\u671f\u7ef4\u62a4SCR\u7cfb\u7edf\uff0c\u4f7f\u7528\u9ad8\u8d28\u91cfDEF\u6db2\u4f53\uff0c\u53ca\u65f6\u5904\u7406\u68c0\u67e5\u53d1\u52a8\u673a\u706f\u8b66\u793a\uff0c\u5e76\u8fdb\u884c\u7cfb\u7edf\u5b9a\u671f\u626b\u63cf\u53ef\u5e2e\u52a9\u9884\u9632\u6b64\u95ee\u9898\u3002<\/p>\n<h3>SPN 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