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Circuit Opening Relay

WARNING: This page is about a different car, the 1993 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ensure ignition is off. Remove circuit opening relay. See CIRCUIT OPENING RELAY LOCATION  table. Using ohmmeter, check continuity between specified terminals. See Fig 1-13.
  2. Check circuit opening relay operation by applying battery voltage and ground and checking continuity between specified terminals. See Fig 1-13. Replace circuit opening relay if defective.
NOTE: Circuit opening relay may also be identified using appropriate illustration in THEORY/OPERATION article or wire color. See appropriate wiring diagram in WIRING DIAGRAMS article.
CIRCUIT OPENING RELAY LOCATION

Application Location
4Runner Behind Passenger's Kick Panel, Above ECM
Fig 1: Testing Circuit Opening Relay (1 Of 2)
G93D79908Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Testing Circuit Opening Relay (2 Of 2)
G93E79909Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Testing Circuit Opening Operation
G93H79910Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002