Power Windows: Removal & Installation BMW 3 series E46

Removal & Installation

1. If possible, lower power window. Disconnect negative battery cable. Remove door panelling. Pull off plastic sheet. Disconnect control module harness connectors. Remove control module retaining screws attaching control module to window motor. Remove control module.
2. To install, replace control module "O" ring and attach control module to window motor. To complete installation, reverse removal procedure. After installation is complete, perform power window regulator initialization. See «INITIALIZATION»(ref-96691-S15337030932001041900000) .

Remove door trim panel. Lower window about 12" (30 cm). Disconnect window motor electrical connector. Push clips aside. Hold door window and disconnect window lift arms. (Scheme 1) Twist and lift out door window. To install, reverse removal procedure. After installation is complete, perform power window regulator initialization. See INITIALIZATION.

Scheme 1

Removal

1. On 4-door models, remove window. See «WINDOW»(ref-96691-S10074270392001041900000). On 2-door and convertible models, clamp door window at raised position using wooden wedges. On all models, remove door or side panel.
2. Remove screw from inside door handle. (Scheme 2) Remove door handle. Remove bolts and grind off rivets (as necessary). Remove window motor. (Scheme 3)

Installation

To install, reverse removal procedure. Replace rivets with bolts, washers and nuts. After installation is complete, perform power window regulator initialization. See INITIALIZATION .

Scheme 2

Scheme 3