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Circuit Opening Relay Test

To check circuit opening relay, See Fig 1 & 21. Supra models circuit opening relay is located behind right kick panel, above ECU. Replace relay if defective.

NOTE: During cranking, there should be 12 volts present at "FP" terminal of circuit opening relay. This is the fuel pump (or fuel pump relay) line. See WIRING DIAGRAMS for wire color.
Fig 1: Testing Continuity of Circuit Opening Relay
G118918Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Testing Operation of Circuit Opening Relay
G118919Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002