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Home >> Chrysler >> 2009 >> 300 C, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 246 (Emissions Control System) >> Description >> Non Monitored Circuits >> Cylinder Compression
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Cylinder Compression

WARNING: This page is about a different car, the 2008 Dodge Magnum, 2008 Dodge Charger, and 2008 Chrysler 300. However, it is still accessible from the selected car via links, so may be relevant.

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.