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Home >> Fiat >> 2021 >> 500X Pop >> Repair and Diagnosis >> Engine Performance >> System >> 1.3L - DTCS P0121 To P02EE >> DTC Troubleshooting >> P0198-Engine Oil Temperature Sensor Circuit High >> Possible Causes

Possible Causes

Possible Causes
EOT SIGNAL CIRCUIT SHORTED TO VOLTAGE
EOT SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
SENSOR GROUND CIRCUIT OPEN/HIGH RESISTANCE
ENGINE OIL TEMPERATURE (EOT) SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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

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