LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2016 >> LS 460 Base, RWD >> Repair and Diagnosis (Single Page) >> Steering >> Power Steering >> Power Steering System - Diagnostic Codes & Symptom Tests >> Power Steering System >> DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0130: Lost Communication with Steering Effort Control Module; DTC U1104: Lost Communication with Driving Support ECU; DTC U1105: Lost Communication with Parking Assist ECU [09/2015 - ] >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0130: Lost Communication with Steering Effort Control Module; DTC U1104: Lost Communication with Driving Support ECU; DTC U1105: Lost Communication with Parking Assist ECU [09/2015 - ]: Procedure

  1. CHECK DTC 
    1. Using the Techstream, check for DTCs (Refer to DTC CHECK / CLEAR [09/2015 - ] ).

    Result:  NEXT

    NEXT 

    GO TO CAN COMMUNICATION SYSTEM 

    (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2015 - ] )