Hi guys I have a misfire on my 2002 wrx changed spark plugs gapped correct coil packs, grounds are good,camshaft sensor replaced, crankshaft sensor replaced, tbps replaced, I dont know but my short term fuel trim is 18-22 and lt ftrm is 0 what could be causing.the misfires any ideas
Did you touch the intake in any manner? And by intake I mean from the filter to the turbo.
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