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IG Power Source Circuit [03/2014 - ]: Procedure

  1. CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - BATTERY) 
    1. Disconnect the F36 multiplex tilt and telescopic ECU connector.
      GTY356795Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Switch Condition Specified Condition
      F36-8 (IG) - Body ground Engine switch on (IG) 11 to 14 V
      TEXT IN ILLUSTRATION

      *1 Rear view of wire harness connector
      (to Multiplex Tilt and Telescopic ECU)

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK: Go to next step 

  2. CHECK HARNESS AND CONNECTOR (MULTIPLEX TILT AND TELESCOPIC ECU - BODY GROUND) 
    1. Measure the resistance according to the value(s) in the table below.
      GTY263605Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Standard Resistance

      Tester Connection Condition Specified Condition
      F36-11 (GND) - Body ground Always Below 1 Ω
      TEXT IN ILLUSTRATION

      *1 Rear view of wire harness connector
      (to Multiplex Tilt and Telescopic ECU)

    NG → REPAIR OR REPLACE HARNESS OR CONNECTOR 

    OK → See step   3 

  3. REPLACE MULTIPLEX TILT AND TELESCOPIC ECU. Refer to  REMOVAL [03/2014 - ]