Pinpoint Test B: Window(S) Inoperative (Motor Noise Cannot Be Heard)

1. Operate the door window regulator motor as necessary

Is there a noise from the door window regulator motor when operated?

1. Yes  : GO to  B3.
2. No  : GO to  B2.

1. Using a multimeter, check the voltage to the door window regulator motor

Is the voltage greater than 10 volts?

1. Yes  : Install a new door window regulator motor as necessary. Refer to: FRONT DOOR WINDOW REGULATOR MOTOR  (Removal and Installation), REAR DOOR WINDOW REGULATOR MOTOR - STANDARD WHEEL BASE  (Removal and Installation), REAR DOOR WINDOW REGULATOR MOTOR - LONG WHEELBASE  (Removal and Installation).
2. No  : Repair the wiring harness. Test the system for normal operation

1. Check for any foreign material or obstruction in the door window seal

Is the door window seal free from foreign material?

1. Yes  : GO to  B4.
2. No  : Remove any foreign material from door window seal and lubricate the seal. Test the system for normal operation

1. Check that the door window seal is installed correctly

Is the door window seal installed correctly?

1. Yes  : GO to  B5.
2. No  : Install the door window seal correctly. Test the system for normal operation

1. Visually check that the door window seal is not worn in the door channels

Is the door window seal worn in the channels?

1. Yes  : Install a new door window seal as necessary. Adjust the door window referring to the door window setting procedure in this procedure. Test the system for normal operation
2. No  : Adjust the door window referring to the door window setting procedure in this procedure