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Home >> Jeep >> 2018 >> Grand Cherokee Trackhawk >> Repair and Diagnosis >> Engine Performance >> System >> 6.2L - DTCS P0141 To P0441 >> DTC Troubleshooting >> P0198-Engine Oil Temperature Sensor Circuit High >> Possible Causes
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Possible Causes

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

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