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Re: p0420, Camry 2.4
Posted to Technical Discussion Forum on 2/13/2013 9 Replies

Good morning all I have been involved with Fuel & Emission Control Systems for 40+ years. Often diagnosing problems can be very elusive. Over the years we have encountered many instances where the o2 and A/F sensors will not set a code but are contributing to ... Login to read more.

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