Circuit Opening Relay

Ensure ignition is off. Remove circuit opening relay. See the CIRCUIT OPENING RELAY LOCATION table. Using ohmmeter, check continuity between specified terminals. See Fig 1-Fig 3 .
Check circuit opening relay operation by applying battery voltage and ground and checking continuity between specified terminals. See Fig 1-Fig 3 . 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 Glove Box, Near Passenger's Side Kick Panel, Above ECM

Fig 1: Testing Circuit Opening Relay (Step 1, Continuity)

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Fig 2: Testing Circuit Opening Relay (Step 2, Continuity)

Fig 3: Testing Circuit Opening Relay (Step 3, Continuity)