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Home >> Fiat >> 2014 >> 500 Turbo >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (1.4L - I4 Non-Turbo - DTCS P0016-00 To P0354-00 - 500 & 500C) >> Diagnosis And Testing >> P0117-00-Engine Coolant Temperature Sensor 1 Circuit Low >> Possible Causes

Possible Causes

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Possible Causes
ECT SIGNAL CIRCUIT SHORTED TO GROUND
ECT SIGNAL CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT
ENGINE COOLANT TEMPERATURE (ECT) SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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