Circuit Opening Relay

WARNING: This page is about a different car, the 1993 Toyota Celica. However, it is still accessible from the selected car via links, so may be relevant.

Ensure ignition is off. Remove circuit opening relay. See CIRCUIT OPENING RELAY LOCATION table. Using ohmmeter, check continuity between specified terminals. See Figure-49.
Check circuit opening relay operation by applying battery voltage and ground and checking continuity between specified terminals. See Figure-49. 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
Celica	Bottom Center Of Dash, In Front Of Console, Attached To ECM

Fig 1: Testing Circuit Opening Relay - Checking Continuity (Turbo)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 2: Testing Circuit Opening Relay - Checking Operation (Turbo)

Fig 3: Testing Circuit Opening Relay - Checking Continuity (1.6L & 2.2L)

Fig 4: Testing Circuit Opening Relay - Checking Operation (1.6L & 2.2L)