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Fuel Trim Confusion
Posted to Technical Discussion Forum on 3/10/2015 20 Replies

This vehicle is fixed. I am not sure I would have found the answer in a reasonable amount of time. The fuel trims had me going in the wrong direction. I admit the DirectHit guy reduced my diagnostic time significantly. The vehicle had a lean surge which shows ... Login to read more.

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car Vehicle Data

2012 Ford F-350 Super Duty XL 6.2L

VIN 1FT8W3B61C
Engine6.2 L
Trans6-speed Automatic (Electronic)

car Vehicle Data

2012 Ford F-350 Super Duty XL 6.2L

VIN 1FT8W3B61C
Engine6.2 L
Trans6-speed Automatic (Electronic)