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EFI Relay: Inspection

  1. INSPECT EFI RELAY 
    1. Inspect EFI relay
      1. Using an ohmmeter, measure the resistance between the terminals.
        Fig 1: Identifying EFI Relay Terminals
        G04996554Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        Resistance 

        RESISTANCE SPECIFIED CONDITIONS

        Tester Connection Specified Condition
        1D-4 - 1D-6 10 kΩ or higher
        1D-4 - 1D-6 Below 1 Ω (Apply battery voltage to terminals 1H-10 and 1H-2)

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

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