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Home >> Chrysler >> 2012 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (3.6L - DTCS P1129 To P2245) >> Diagnosis And Testing >> P2181-Cooling System Performance >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
POSSIBLE CAUSES
LOW COOLANT LEVEL
THERMOSTAT
(K2) ECT SIGNAL CIRCUIT SHORTED TO VOLTAGE
(K2) ECT SIGNAL CIRCUIT SHORTED TO GROUND
(K2) ECT SIGNAL CIRCUIT SHORTED TO THE (K915) SENSOR GROUND CIRCUIT
(K2) ECT SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
(K915) SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
ENGINE COOLANT TEMPERATURE (ECT) SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .