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Home >> Chrysler >> 2007 >> PT Cruiser Base, 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Emission Control System >> Description >> Non Monitored Circuits >> Cylinder Compression
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Cylinder Compression

The PCM cannot detect uneven, low or high engine cylinder compression. Low compression lowers O2 content in the exhaust. Leading to fuel system, oxygen sensor or misfire detection fault.

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