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#1 |
Senior Member
![]() ![]() ![]() ![]() 注册日期: Feb 2011
帖子: 161
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需要大牛出手!我的02 Impala LS 报P0446错很久了。每次发生都是刚启动车,一分钟内engine灯亮,我一般都是用code scanner灭掉,好象也不影响开。我先后换了Evaporative emission Canister purge solenoid(engine上面那个)和vapor Canister vent valve(左后轮后面,加油口附近,网上很多地方说这个code绝大多数情况就是这个坏了),还是时不时报错,请问下面还有什么地方需要查?
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只看该作者 #2 |
西出阳关
![]() ![]() ![]() ![]() 注册日期: May 2012
住址: Markham, ON
帖子: 117
声望: 0
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Causes A code P0446 could mean one or more of the following has happened: Faulty vent valve Open, short or excessive resistance on Vent valve control circuit Blockage of vent valve Bad PCM Possible Solutions With a P0446 OBD-II trouble code, here are some things to try: Replace Vent valve Repair open, short, or resistance problem in control circuit Repair open, or short, or resistance problem in power circuit Replace PCM |
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