Inspection Procedure

Inspect Fuse (Power)
1. Remove the fuse from the instrument panel J/B assy.
2. Check the continuity.
  Standard: Continuity
1. OK: Go to Next Step
2. NG: Replace Fuse
Inspect Instrument Panel Junction Block Assy
1. Remove the power window relay.
2. Turn the ignition switch ON.
3. Check the voltage between the J/B terminals 1 and 2.
  Standard: 10 - 14 V
1. OK: Go to Next Step
2. NG: Replace Instrument Panel Junction Block Assy
Inspect Power Window Relay (Power)
1. Remove the relay from the backside of the instrument panel J/B assy.
2. Check the continuity.
  Standard:
  
  Fig 3: Power Window Relay Specifications Table
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. OK: Go to Next Step
2. NG: Replace Power Window Relay
Check Harness And Connector (Terminal B2, BW or E)
1. Disconnect the D17 master switch connector.
2. Check the voltage or continuity between each terminal of the wire harness side connector and body ground.
  Standard:
  
  Fig 5: D17 Master Switch Connector Specifications Table
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
1. OK: Go to Next Step
2. NG: Repair Or Replace Harness And Connector
Check Harness And Connector (Terminal B)
1. Turn the ignition switch ON.
2. Check the voltage between terminal 6 of the wire harness side connector and the body ground.
  Standard: 10 - 14 V
1. OK: Replace Power Window Regulator Master Switch Assy
2. NG: Repair Or Replace Harness And Connector (Power Window Relay >--< Master Switch)