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Ignition Relay Test (Land Cruiser)

  1. Using an ohmmeter, check for continuity between ignition relay terminals No. 1 and 3. Ensure continuity does not exist between terminals No. 2 and 4. See STEP 1 in Fig 2.
  2. Ensure continuity does not exists between terminals No. 3 and 4. If ignition relay does not test as indicated, replace relay.
    NOTE: Ignition relay is located in relay box, above left kick panel.
  3. Check ignition relay operation. Apply battery voltage across terminals No. 1 and 3. Using an ohmmeter, check that continuity exists between terminals No. 2 and 4. See STEP 2 in Fig 2.
  4. Ensure continuity does not exists between terminals No. 3 and 4. If ignition relay does not test as indicated, replace relay.
Fig 1: Testing Engine Main Relay
G90C03014Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Testing Ignition Relay
G90F03015Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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