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On-Vehicle Inspection

  1. INSPECT CLOCK ASSEMBLY (w/o Navigation System) 
    1. Disconnect the J54 connector.
    2. Measure the voltage according to the value(s) in TESTER CONNECTION SPECIFIED CONDITION TABLE  .

      Standard voltage: 

      TESTER CONNECTION SPECIFIED CONDITION TABLE

      Tester Connection Condition Specified Condition
      J54-4 (IG+) - Body ground Engine switch off Below 1 V
      Engine switch on (IG) 10 to 14 V
      J54-5 (ACC) - Body ground Engine switch off Below 1 V
      Engine switch on (IG) 10 to 14 V
      J54-14 (B) - Body ground Always 10 to 14 V
    3. Measure the resistance according to the value(s) in TESTER CONNECTION SPECIFIED CONDITION TABLE  .

      Standard resistance: 

      TESTER CONNECTION SPECIFIED CONDITION TABLE

      Tester Connection Condition Specified Condition
      J54-8 (E) - Body ground Always Below 1 ohms

      HINT:

      If the value is not as specified, repair or replace wire harness or connector.

    Fig 1: Identifying J54 Connector
    G04050672Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT CLOCK ASSEMBLY (w/ Navigation System) 
    1. Disconnect the J53 connector.
    2. Measure the voltage according to the value(s) in TESTER CONNECTION SPECIFIED CONDITION TABLE  .

      Standard voltage: 

      TESTER CONNECTION SPECIFIED CONDITION TABLE

      Tester Connection Condition Specified Condition
      J53-5 (ACC) - Body ground Engine switch off Below 1 V
      Engine switch on (IG) 10 to 14 V
      J53-6 (B) - Body ground Always 10 to 14 V
      J53-11 (IG+) - Body ground Engine switch off Below 1 V
      Engine switch on (IG) 10 to 14 V
    3. Measure the resistance according to the value(s) in TESTER CONNECTION SPECIFIED CONDITION TABLE  .

      Standard resistance: 

      TESTER CONNECTION SPECIFIED CONDITION TABLE

      Tester Connection Condition Specified Condition
      J53-2 (E) - Body ground Always Below 1 ohms

      HINT:

      If the value is not as specified, repair or replace wire harness or connector.

    Fig 2: Identifying J53 Connector
    G04050673Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002