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Home >> Chrysler >> 2009 >> PT Cruiser Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0016 To P0133 - Gas >> P0116-Engine Coolant Temperature Sensor Circuit Performance >> Possible Causes

Possible Causes

Possible Causes 
EXCESSIVE RESISTANCE IN THE (K2) ECT SIGNAL CIRCUIT
EXCESSIVE RESISTANCE IN THE (K900) SENSOR GROUND CIRCUIT
ECT SENSOR
PCM

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

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