Clean the Air flow meter and check the knock sensor for cracks.
Also check for leaks in the intake between the air flow meter and throttle body. Extra air being introduced into the intake past the air flow meter will lean out the mixture and can cause pinging.
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RS Liberty - Because WRX's are only good for parts...
Last edited by Mister Two; 19-03-2009 at 02:49 PM.
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