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Circuit Opening Relay: Inspection

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  1. INSPECT CIRCUIT OPENING RELAY 
    1. Inspect circuit opening relay
      1. Using an ohmmeter, measure the resistance between the terminals.
        Fig 1: Inspecting Circuit Opening Relay
        G04375258Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Resistance 

        TESTER CONNECTIONS AND SPECIFIED CONDITIONS

        Tester Connection Specified Condition
        1D-5 - 1D-3 10 k or higher
        1D-5 - 1D-3 Below 1
        (Apply battery voltage to terminals 1G-5 and 1H-9)

        If the result is not as specified, replace the engine room junction block assembly.

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