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Circuit Opening Relay

  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 and Fig 2.
  2. Check circuit opening relay operation by applying battery voltage and ground and checking continuity between specified terminals. See Fig 1 and Fig 2. 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 information in WIRING DIAGRAMS article.
CIRCUIT OPENING RELAY LOCATION

Application Location
Corolla Bottom Center Of Dash, In Front Of Console, Near ECM
Fig 1: Testing Circuit Opening Relay (Continuity)
G92J27408Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Testing Circuit Opening Relay (Operation)
G92A27409Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002