Circuit Opening Relay
- Ensure ignition is off. Remove circuit opening relay. See CIRCUIT OPENING RELAY LOCATION table.NOTE: Circuit opening relay may also be identified using appropriate illustration in THEORY/OPERATION - 1.8L article and wire color. See appropriate wiring diagram in WIRING DIAGRAMS article.CIRCUIT OPENING RELAY LOCATIONS
Application Relay Location Celica Below Passenger's Side Of Instrument Panel, Underneath Carpet, Near Center Console, Attached To Front Of ECM - To test circuit opening relay continuity, using ohmmeter, check continuity between specified terminals. See Fig 1 and Fig 2.
- To test circuit opening relay operation, apply battery voltage and ground to relay and use ohmmeter to check continuity between specified terminals. See Fig 1 and Fig 2. Replace circuit opening relay if defective.