LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 85 (8P75PH Automatic Transmission - DTCS P1C6E-00 To P2880-00) >> DTC Troubleshooting >> P1DD0-00 TCM Monitoring Processor Performance - UNALLOWED Park Engagement >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
MANUAL PARK RELEASE (MPR) OBSTRUCTION
MANUAL PARK RELEASE (MPR) BINDING
TRANSMISSION CONTROL MODULE (TCM) SOFTWARE
TRANSMISSION CONTROL MODULE (TCM) ASSEMBLY
INTERNAL TRANSMISSION

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