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Door Lock Control Relay

  1. Disconnect the relay connector. Inspect the connector on the wire harness side. See Fig 1, Fig 2 or Fig 3 .
  2. Connect the positive (+) lead from the battery to terminal 2. Connect the negative (-) lead to terminal 3. Check that solenoid operates unlock direction. Then, reverse the polarity, check that the solenoids operate lock direction. If any operation is correct, replace the relay.
Fig 1: Identifying Door Lock Relay Wire Harness Side Terminals
G00114852Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Checking Continuity (Except FX Series)
G00114853Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Checking Continuity (FX Series)
G00114854Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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