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Home >> Chrysler >> 2006 >> PT Cruiser Base, 2D Convertible, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> 1.6L Engine - DTCS P0132 To P0302 >> Diagnosis And Testing >> P0137-1/2 O2 Sensor Shorted To Ground >> Possible Causes
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Possible Causes

Possible Causes 
INTERMITTENT CONDITION
O2 SENSOR OPERATION
O2 SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
O2 SENSOR SIGNAL CIRCUIT SHORTED TO SENSOR GROUND CIRCUIT
O2 SENSOR SIGNAL SHORTED TO HEATER GROUND CIRCUIT
PCM
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