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Home >> Jeep >> 2009 >> Compass Limited, ED3, AWD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P2127 To P2308 (Gas) >> P2184-Engine Coolant Temperature Sensor 2 Circuit Low >> Possible Causes

Possible Causes

Possible Causes 
INTERMITTENT DTC
(K222) ECT 2 SIGNAL CIRCUIT SHORTED TO GROUND
(K222) ECT 2 SIGNAL CIRCUIT SHORTED TO (K915) SENSOR GROUND
(K222) ECT 2 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
ENGINE COOLANT TEMPERATURE SENSOR 2
POWERTRAIN CONTROL MODULE (PCM)

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