Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Jeep >> 2018 >> Cherokee Trailhawk, 3.2L Eng VIN X >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> (Drivetrain Control Module (DTCM) - Electrical Diagnostics) >> DTC Troubleshooting >> U0420-00-Invalid Data Received From Power Steering Control Module

U0420-00-Invalid Data Received From Power Steering Control Module

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