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Home >> Lexus >> 2019 >> GS 350 Base, AWD >> Repair and Diagnosis (Single Page) >> Suspension >> Electronic Suspension >> Adaptive Variable Suspension System - Diagnostic Codes >> Adaptive Variable Suspension System >> DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication With TCM; DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U0130: Lost Communication with VGRS [09/2014 - ] >> Procedure
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DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication With TCM; DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0124: Lost Communication with Lateral Acceleration Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U0130: Lost Communication with VGRS [09/2014 - ]: Procedure

  1. CHECK FOR DTC 
    1. Clear the DTCs (Refer to DTC CHECK / CLEAR [09/2014 - ] ).
    2. Turn the engine switch off.
    3. Drive the vehicle at a speed of 30 km/h (19 mph) or more for 10 seconds or more.
    4. Check for DTCs (Refer to DTC CHECK / CLEAR [09/2014 - ] ).
      RESULT

      Result Proceed to
      DTC is not output A
      DTC is output B

      HINT: 

      If a CAN communication malfunction DTC and a related sensor malfunction DTC are output at the same time, the CAN communication malfunction must be repaired before troubleshooting the sensor malfunction DTC.

    Result: 

    USE SIMULATION METHOD TO CHECK 

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

    Result: 

    GO TO CAN COMMUNICATION SYSTEM (HOW TO PROCEED WITH TROUBLESHOOTING) 

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