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Fuel Pump Relay: Inspection: Inspection

  1. INSPECT FUEL PUMP RELAY ASSEMBLY 
    1. Check the resistance.
      Fig 1: Inspecting Fuel Pump Relay Operation
      GTY145166Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Using an ohmmeter, measure the resistance between the terminals.

        Standard resistance

        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.

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