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Circuit Opening Relay

  1. Ensure ignition is off. Remove circuit opening relay. See CIRCUIT OPENING RELAY LOCATION  table. See Fig 1.
    CIRCUIT OPENING RELAY LOCATION

    Application Relay Location
    1.8L Below Passenger's Side Of Instrument Panel, Underneath Carpet, Near Center Console, Attached To Rear Of ECM
  2. To check circuit opening relay continuity, use ohmmeter to check continuity between specified terminals. See Fig 2.
  3. To check circuit opening relay operation, apply battery voltage and ground to relay and use ohmmeter to check continuity between specified terminals. See Fig 2. Replace circuit opening relay if defective.
Fig 1: Locating Circuit Opening Relay Or EFI Main Relay
G97F06269Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Testing Circuit Opening Relay
G97E06259Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002