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Power Windows Audi 90 B4

Windows 3 illustrations ~199 words

DESCRIPTION

The power window system consists of a control panel, 3 remote operating switches, window motor, wiring harness and connectors. Mechanical components include a regulator, carrier assembly and typical window hardware. (Scheme 1)

OPERATION

The power windows can be operated at all times when the ignition is in the on. When the ignition is off, the power windows can be operated only when the driver's door is closed. The control panel located in the driver's armrest operates all windows. The rear windows will operate only when the safety switch in control panel is deactivated.

Scheme 1

Scheme 1: OPERATION

WINDOW MOTOR

Disconnect window motor wiring harness connector. Connect battery voltage to connector terminals. Ensure motor works at both polarities.

Removal & Installation

Remove door trim. Remove window motor mounting screws. (Scheme 2) Disconnect wiring harness connector. Pry motor out of carrier assembly. To install, reverse removal procedure. Tighten mounting screws to 40 INCH lbs (4.5 Nm).

Scheme 2

Scheme 2: Removal & Installation

Use screwdriver to pry switch console from armrest. Remove wiring harness connectors. Carefully pry switch away from console at side tabs. (Scheme 3) Remove switch from console.

Scheme 3

Scheme 3: Removal & Installation

WIRING DIAGRAMS

See appropriate chassis wiring diagram in WIRING DIAGRAMS. console Side Tabs