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International Automotive Technicians Network
Re: An unanswered riddle
Posted to Technical Discussion Forum on 9/26/1999 8 Replies

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Lance,

Isn't this an intrusive test that has gone awry? The rear O2 sensor must have passed it's monitor,otherwise the PCM wouldn't have tried to richen the mixture to the point where the engine die... Login to read more.

8 Replies Received (View Replies)