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Power Window Main Relay

  1. Remove power window main relay, located behind instrument cluster.
  2. Using an ohmmeter, check continuity between power window main relay terminals No. 1 and 3. Continuity should exist. See Fig 1. Apply battery voltage to terminal No. 1 and ground terminal No. 3. Continuity should exist at terminals No. 2 and 4. If relay does not test as described, replace power window main relay.
Fig 1: Power Window Main Relay Terminal ID
G93I84853Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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