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Fuel Pump Relay: Inspection

  1. INSPECT FUEL PUMP RELAY ASSEMBLY 
    1. Check the resistance.
      1. Using an ohmmeter, measure the resistance between the terminals.

        Standard 

        TESTER CONNECTIONS AND SPECIFIED CONDITIONS

        Tester Connection Specified Condition
        3 - 4 Below 1 Ω
        3 - 5 10 kΩ or higher
        3 - 4 10 kΩ or higher
        (Apply battery voltage to terminals 1 and 2)
        3 - 5 Below 1 Ω
        (Apply battery voltage to terminals 1 and 2)

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

        Fig 1: Measuring Resistance Between Terminals Using Ohmmeter
        G04407437Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002