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Home >> Lexus >> 2017 >> IS 300 F Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 158 (Engine Control System (2GR-FKS) - Diagnostic Codes (7 Of 7)) >> SFI System >> DTC U0104-87: Lost Communication with Cruise Control Module Missing Message [10/2017 - ] >> Procedure

DTC U0104-87: Lost Communication with Cruise Control Module Missing Message [10/2017 - ]: Procedure

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  1. CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC U0104-87) 
    1. Connect the Techstream to the DLC3.
    2. Turn the engine switch on (IG).
    3. Turn the Techstream on.
    4. Enter the following menus: System Select / Health Check.
    5. Read the DTCs.

      Result

      Result Proceed to
      DTC U0104-87 is output A
      DTC U0104-87 and other DTCs are output B

      HINT: 

      If any DTCs other than U0104-87 are output, troubleshoot those DTCs first.

    Result: 

    GO TO CAN COMMUNICATION SYSTEM. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2016 - 09/2018]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [09/2018 - ] 

    Result: 

    GO TO DTC CHART