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Home >> Lexus >> 2013 >> GX 460 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Warning Systems >> Intuitive Parking Assist System (Diagnostic Codes & Circuit Tests) >> Intuitive Parking Assist System >> DTC U0100: Lost Communication with ECM; DTC U0140: Lost Communication with Body Control Module; DTC U0142: Lost Communication with Body Control Module "B"; DTC U0155: Lost Communication with Instrument Panel Cluster Control Module (Combination Meter) >> Procedure
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DTC U0100: Lost Communication with ECM; DTC U0140: Lost Communication with Body Control Module; DTC U0142: Lost Communication with Body Control Module "B"; DTC U0155: Lost Communication with Instrument Panel Cluster Control Module (Combination Meter): Procedure

  1. CHECK FOR DTC 
    1. Clear the DTCs. Refer to DTC CHECK / CLEAR [06/2012 - ] .
    2. Check for DTCs. Refer to DTC CHECK / CLEAR [06/2012 - ] .
      RESULT

      Result Proceed to
      DTC (CAN communication system DTC) is output A
      No DTC is output B

    B → See step   3 

    A → See step   2 

  2. GO TO CAN COMMUNICATION SYSTEM. Refer to  DIAGNOSIS SYSTEM [06/2012 - ] 
  3. USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2012 - ]