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Home › Jeep › 2021 › Cherokee Altitude, FWD › Repair and Diagnosis › Engine Performance › System › 2.4L - DTCS P1048 To P1D73 › DTC Troubleshooting › P1609-Internal Control Module Engine Oil Temperature Performance › When Monitored

When Monitored

This diagnostic runs continuously when the following condition is met:

With the ignition on.