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Home >> Jeep >> 2024 >> Grand Cherokee Summit >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 73 (2.0L - DTCS P04B5 To P04D2) >> DTC Troubleshooting >> P04CE-Cooled EGR Temperature Sensor Circuit >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
LOW ENGINE COOLANT LEVEL
ENGINE COOLING SYSTEM TEMPERATURE TOO HIGH
LEAK IN THE EGR SYSTEM PLUMBING BETWEEN THE EGR VALVE AND THE EGR COOLER
ENGINE MECHANICAL CONDITION OR VACUUM LEAK/FUEL SYSTEM ISSUE CAUSING A LEAN CONDITION
EGR TEMPERATURE SENSOR

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