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Home >> Jeep >> 2020 >> Grand Cherokee Upland, RWD >> Repair and Diagnosis >> Engine Performance >> System >> 3.6L - DTCS P152D To P2167 >> DTC Troubleshooting >> P1609-Internal Control Module Engine Oil Temperature Performance >> Possible Causes
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Possible Causes

Possible Causes
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE, 3.6L  . 

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