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Home >> Lexus >> 2019 >> GS 350 Base, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Cruise Control Systems >> Lane Keeping Assist System (Diagnostic Codes & Circuit Tests) >> Lane-Keeping Assist System >> DTC U0125: Lost Communication with Yaw Rate Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0131: Lost Communication with Electric Power Steering ECU; DTC U1104: Lost Communication with Driving Support ECU; DTC U1119: Lost Communication with Object Recognition ECU (CAN) [09/2014 - 10/2015] >> Procedure
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DTC U0125: Lost Communication with Yaw Rate Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0131: Lost Communication with Electric Power Steering ECU; DTC U1104: Lost Communication with Driving Support ECU; DTC U1119: Lost Communication with Object Recognition ECU (CAN) [09/2014 - 10/2015]: Procedure

  1. CHECK CAN COMMUNICATION SYSTEM 
    1. Select "Bus Check" from the "System Select" (Refer to DIAGNOSIS SYSTEM [09/2014 - 10/2015] )
    2. Select "Communication Malfunction DTC" from the "Bus Check" screen, and then select "Enter" (Refer to DIAGNOSIS SYSTEM [09/2014 - 10/2015] )

      OK

      CAN communication system DTC is not output.

    Result: 

    OK 

    USE SIMULATION METHOD TO CHECK 

    (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 10/2015] )

    Result: 

    NG 

    GO TO CAN COMMUNICATION SYSTEM 

    (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [09/2014 - 10/2015] )