LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Jeep >> 2024 >> Gladiator Nighthawk, Part Time T/Case Control, Automatic Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Park Assist Module (PAM) (PTS/PAM) - DTCS U0131-00 To U0438-00 >> DTC Troubleshooting >> U0420-00-Invalid Data Received From Power Steering Control Module "A"
April 5, 2026: LEMON Manuals is launched! Read the announcement.

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

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 .