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Thread: LTFT differences left to right

  1. #1
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    Default LTFT differences left to right

    How much should LTFT vary from bank to bank before you need to start looking for air leaks in the intake or exhaust? I am looking at one that is 7 and 14. has not been tuned yet.

    THANKS...
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  2. #2
    R.I.P Shawn, 1956-2011 WeathermanShawn's Avatar
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    Default

    Sometimes an air leak (exhaust).

    Also drivers side bank has that occasional EVAP purge..which can mess the driver-side Trim. EVAP can even mess up WOT.

    Lot of little things..but 7 to 14 Trim swing is pretty large..
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