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Home >> Jeep >> 2023 >> Cherokee Trailhawk >> Repair and Diagnosis >> Engine Performance >> System >> 2.0L - DTCS P152F To P1E7C >> DTC Troubleshooting >> P1E26-Internal Control Module Cooled EGR Temperature Performance >> Possible Causes
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Possible Causes

Possible Causes
EGR TEMPERATURE SENSOR FAULTS
PCM SOFTWARE UPDATE
POWERTRAIN CONTROL MODULE (PCM)

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

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