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Home >> Toyota >> 1993 >> T100 Base, RWD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Relays >> Circuit Opening Relay

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 1-14.
  2. Check circuit opening relay operation by applying battery voltage and ground and checking continuity between specified terminals. See Fig 1-14. 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
T100 Behind Passenger's Kick Panel, Above ECM
Fig 1: Testing Circuit Opening Relay - Check Continuity (Step 1)
G93D79908Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Testing Circuit Opening Relay - Check Continuity (Step 2)
G93E79909Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Testing Circuit Opening Relay - Check Operation
G93H79910Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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