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Diagnostic Procedure

DOOR GLASS OTHER THAN DRIVER'S DOOR CANNOT BE OPERATED (CANNOT BE OPERATED USING POWER WINDOW MAIN SWITCH OR EACH SUBSWITCH) (POWER WINDOW SYSTEM) DIAGNOSTIC PROCEDURE

Step Inspection Action
1 POWER WINDOW MOTOR CONNECTOR INSPECTION
  • Switch the ignition off.
  • Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  • Disconnect the power window motor connector.
  • Inspect the connector engagement and connection condition and inspect the terminals for damage, deformation, corrosion, or disconnection.
  • Is the connector normal?
Yes Go to the next step.
No Repair or replace the connector, then go to Step 5.
2 POWER WINDOW SUBSWITCH CONNECTOR INSPECTION
  • Disconnect the power window subswitch connector.
  • Inspect the connector engagement and connection condition and inspect the terminals for damage, deformation, corrosion, or disconnection.
  • Is the connector normal?
Yes Go to the next step.
No Repair or replace the connector, then go to Step 5.
3 POWER WINDOW MOTOR TERMINALS E AND F INSPECTION
  • Reconnect the disconnected connectors.
  • Connect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
  • Measure the voltage at power window motor terminals E and F while operating the power window subswitch.
    • Terminal E during close operation
      • Terminal F during open operation
  • Is the voltage B+?
Yes Replace the power window motor, then go to Step 5.
(See FRONT POWER WINDOW MOTOR REMOVAL/INSTALLATION .)
(See REAR POWER WINDOW MOTOR REMOVAL/INSTALLATION .)
No Go to the next step.
4 POWER WINDOW SUBSWITCH INSPECTION Yes Refer to the Power Window System Wiring Diagram [Power Window System]  wiring diagram and verify if there is a common connector between the following terminals.
  • Power window subswitch terminal A and power window motor terminal F
  • Power window subswitch terminal D and power window motor terminal E

If there is a common connector:
  • Inspect the common connector and terminals for corrosion, damage, or disconnection and the common wiring harnesses for an open or short circuit to determine the malfunctioning location.
  • Repair or replace the malfunctioning location.

If there is no common connector:
  • Repair or replace the wiring harness which has an open or short circuit.

Go to the next step.
No Replace the power window subswitch, then go to the next step.
(See POWER WINDOW SUBSWITCH REMOVAL/INSTALLATION .)
5 VERIFY IF MALFUNCTION CAUSE IS CORRECTED
  • Does the power window system operate normally?
Yes Troubleshooting completed. (Explain the problem to the customer.)
No Verify the malfunction symptom in the symptom troubleshooting chart and perform the other applicable malfunction diagnosis.