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Home >> Chrysler >> 2009 >> PT Cruiser Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0016 To P0133 - Gas >> P0125-Insufficient Coolant Temp For Closed-Loop Fuel Control >> Possible Causes

Possible Causes

Possible Causes 
LOW COOLANT LEVEL
THERMOSTAT
ECT SENSOR

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  . 

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