changed the heater control valve, now the oil gauge goes crazy why? on 2002 Ford Explorer Sport Trac

ruff idle and the code says # 2 misfire and the oil pressure gauge jumps back and forth to high and low when you put it in drive and reverse... what would be the cause?

by in Texarkana, TX on March 03, 2013
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1 answer
ANSWER by , March 04, 2013
Sounds like you need to get compression checked on #2 cylinder.