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Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 80 (8HP75 Automatic Transmission - DTCS P1DCE-00 To U1489-00) >> DTC Troubleshooting >> P1DD0-00-TCM Monitoring Processor Performance - UNALLOWED Park Engagement >> Theory Of Operation

Theory Of Operation

WARNING: This page is about a different variant/trim than selected.

The purpose of this diagnostic is to detect an unwanted disengagement of the Parking Lock.

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