FixVault

On-Vehicle Inspection

  1. INSPECT MIR HTR RELAY 
    1. Measure the resistance of the DEFOG relay.

      Standard 

    TESTER CONDITION SPECIFIED CONDITION TABLE

    Tester Condition Specified Condition
    1 - 2 Below 1 ohms
    3 - 5 10 k ohms or higher
    (when battery voltage is not applied between terminals)
    3 - 5 Below 1 ohms
    (when battery voltage is applied to terminals 1 and 2)

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

    Fig 1: Inspecting MIR HTR Relay Connector Terminals
    G04050876Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002