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Home >> Jeep >> 2024 >> Grand Cherokee Summit >> Repair and Diagnosis >> External Pages >> Different car >> Section 22 (5.7L - DTCS P025D To P0307) >> DTC Troubleshooting >> P0298-Engine Oil Temperature Too High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2024 Jeep Grand Cherokee L. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
ENGINE OIL
COOLING SYSTEM NOT OPERATING TO SPECIFICATION
HIGH RESISTANCE IN THE EOT SIGNAL CIRCUIT
HIGH RESISTANCE IN THE SENSOR GROUND CIRCUIT
ENGINE OIL TEMPERATURE SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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