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Home >> Jeep >> 2021 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 24 (8HP75 Automatic Transmission - DTCS P0219-00 To P1D78-00) >> Diagnosis And Testing >> P07E4-00: Unable To Engage Park >> Theory Of Operation

Theory Of Operation

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

The purpose of the diagnostic is to detect a disengaged park pawl when the PARK position is commanded and the conditions to engage PARK are met.

A binding or obstructed Manual Park Release (MPR) can cause this DTC to set.