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Home >> Lexus >> 2017 >> CT 200h Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> LEXUS ENFORM System (Diagnostic Codes & Circuit Tests) >> LEXUS ENFORM System >> DTC U0142: Lost Communication with Body Control Module "B"; DTC U0155: Meter ECU Communication; DTC U0163: Lost Communication with Navigation Control Module [08/2014 - ] >> Procedure

DTC U0142: Lost Communication with Body Control Module "B"; DTC U0155: Meter ECU Communication; DTC U0163: Lost Communication with Navigation Control Module [08/2014 - ]: Procedure

  1. CHECK DTC 
    1. Clear the DTCs (See article. Refer to DTC CHECK / CLEAR [08/2014 - ] ).
    2. Recheck for DTCs and check that no DTCs are output.

      OK

      No DTCs are output.

      HINT: 

      • If CAN communication system DTCs are stored, they may also be stored for other systems.
      • If the CAN communication system has been inspected and repaired, these DTCs will not be output when rechecking for DTCs.
      • If these DTCs are output frequently, duplicate the conditions that cause the problem symptoms and perform the inspection again, even though the DTC was not output when rechecking for DTCs (See article. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2014 - ] ).

    Result:  OK

    OK 

    USE SIMULATION METHOD TO CHECK 

    (See article. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2014 - ] )

    Result:  NG

    NG 

    GO TO CAN COMMUNICATION SYSTEM 

    (See article. Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2014 - ] )