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Home >> Fiat >> 2018 >> 500X Lounge, FWD >> Repair and Diagnosis >> Engine Performance >> System >> 2.4L - DTCS P150D To P2246 >> DTC Troubleshooting >> P1609-Internal Control Module Engine Oil Temperature Performance >> Possible Causes

Possible Causes

Possible Causes
ECT SENSOR, WIRING, OR CONNECTORS
MAP SENSOR, WIRING, OR CONNECTORS
FUEL DELIVERY SYSTEM
ENGINE MECHANICAL SYSTEM
IGNITION SYSTEM
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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