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On-Vehicle Inspection

  1. REMOVE COWL TOP VENTILATOR LOUVER RH  . Refer to REMOVAL - Step 1
  2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    WARNING: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
    NOTE: After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery terminal.
  3. REMOVE CIRCUIT OPENING RELAY (C/OPN) 
    1. Remove the circuit opening relay from the engine room No. 2 relay block.
  4. INSPECT CIRCUIT OPENING RELAY 
    Fig 1: Inspecting Circuit Opening Relay
    GTY138828Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Measure the resistance according to the value(s) in the table below.

      Standard resistance

      Tester Connection Condition Specified Condition
      3 - 5 when no battery voltage is applied to terminals 1 and 2 10 kΩ or higher
      3 - 5 when battery voltage is applied to terminals 1 and 2 Below 1 Ω

      If the result is not as specified, replace the relay.

  5. INSTALL CIRCUIT OPENING RELAY 
  6. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL 
  7. INSTALL COWL TOP VENTILATOR LOUVER RH  . Refer to INSTALLATION - Step 11
  8. PERFORM INITIALIZATION 
    1. Perform initialization. Refer to INITIALIZATION .
      NOTE: Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.
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