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Home >> Lexus >> 2024 >> ES 250 Ultra Luxury >> Repair and Diagnosis (Single Page) >> Body & Frame >> Exterior Body Panels >> Power Trunk Lid System (Except Hybrid) - Diagnostic Codes & Symptom Tests >> POWER TRUNK LID SYSTEM (for Gasoline Model) >> DTC U0101-87: Lost Communication with TCM Missing Message; DTC U0122-87: Lost Communication with Vehicle Dynamics Control Module Missing Message; DTC U0142-87: Lost Communication with Body Control Module "B" Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0327-87: Software Incompatibility with Vehicle Security Control Module Missing Message [08/2021 - ] >> Procedure
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DTC U0101-87: Lost Communication with TCM Missing Message; DTC U0122-87: Lost Communication with Vehicle Dynamics Control Module Missing Message; DTC U0142-87: Lost Communication with Body Control Module "B" Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0327-87: Software Incompatibility with Vehicle Security Control Module Missing Message [08/2021 - ]: Procedure

  1. CLEAR DTC 
    1. Clear the DTCs.

      Body Electrical > Back Door > Clear DTCs 

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  2

  2. DTC REPRODUCTION TEST 
    1. Wait for approximately 10 seconds.

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  3

  3. CHECK FOR DTC 
    1. Check for DTCs.

      Body Electrical > Back Door > Trouble Codes 

      Result

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

    Result: 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ] 

    Result: 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [06/2018 - ]