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Home >> Jeep >> 2021 >> Gladiator Mojave, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 101 ((Active Cruise Control Module (Acc) - Electrical Diagnostics)) >> DTC Troubleshooting >> U0420-29-Invalid Data Received From Power Steering Control Module "A" - Signal Invalid

U0420-29-Invalid Data Received From Power Steering Control Module "A" - Signal Invalid

WARNING: This page is about a different car, the 2022 Chrysler Voyager and 2022 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.

The COMMUNICATION DIAGNOSTIC PROCEDURE MUST  be performed before replacing any component(s) or module(s). Perform the COMMUNICATION DIAGNOSTIC PROCEDURE. Refer to COMMUNICATION DIAGNOSTIC PROCEDURE .

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