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Headlight Relay

  1. Ensure ignition is off. Remove headlight relay. Headlight relay is located in fuse/relay box at driver's side front corner of engine compartment and is marked as HEAD relay. See Figure.
  2. Note identification of electrical terminals on headlight relay. See Fig 1. Using ohmmeter, check that no continuity exists between terminals No. 2 and 5 on headlight relay. Check that continuity exists between terminals No. 1 and 3 on headlight relay.
  3. Using jumper wires, apply battery voltage and ground to terminals No. 1 and 3 on headlight relay. Check that continuity now exists between terminals No. 2 and 5 on headlight relay. See Fig 1. Replace headlight relay if defective.
    Fig 1: Identifying Electrical Terminals On Headlight Relay
    G00014917Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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