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Re: Poisoned A/F ratio sensor
Posted to Technical Tips Forum on 3/16/2019 4 Replies

Hey everyone, we get these a lot.....leaking front timing covers are usually the culprit. The reason why the A/F fails/skewed readings is that the "reference" o2 (air), that is used as a comparison to the remaining 02 in the exhaust stream is taken through the... Login to read more.

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