FixVault

On-Vehicle Inspection

  1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    CAUTION: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
  2. REMOVE IG1 RELAY 
    1. Remove the IG1 relay from the instrument panel junction block.
  3. INSPECT RELAY 
    1. Measure resistance of the IG1 relay.

      Standard resistance 

      TESTER CONNECTION SPECIFIED CONDITION

      Tester Connection Specified Condition
      3-5 10 kΩ or higher
      3-5 Below 1 Ω (when battery voltage Is applied to terminals 1 and 2)

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

    Fig 1: Identifying IG1 Relay Terminals
    G05183857Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSTALL IG1 RELAY 
  5. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL