One of the best techniques for diagnosing check engine lights or engine problems especially for lean or rich engine diagnostic trouble codes (DTC’s) is to ex…
One of the best techniques for diagnosing check engine lights or engine problems especially for lean or rich engine diagnostic trouble codes (DTC’s) is to ex…
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this video make me understand the trick of rich and lean conditions wow *-*
its all about fuel trims .
i was started learning car diagnose 2 years ago but i cannot find the
secret .
thanks matt you are the man .