52 13 451 Replacing Backrest Heating Element For Left or Right Sports Seat

52 13 451 Replacing Backrest Heating Element For Left Or Right Sports Seat







Necessary preliminary work:
- Detach backrest cover from padding







NOTE: Heating element is partially bonded to foam part and they can be separated from each other without incurring damaged if handled carefully.

Carefully pull off heating element in marked area from foam part.







Check foam part:
- No obvious damage or material defects
- No bubbles in foam part
- No dirt contamination on foam part or residual foam

Check heating mat:
- No obvious damage or material defects
- All tear-off film pieces presents
- Note version by examining label on cable







Installation note:
Guide cable for backrest heating through foam hole.

Stick on heating element:
- Pull off adhesive film from heating element and stick onto edge of foam part until flush
- Press down evenly in outwards direction







Check routing of heating element for:
- Heating element laid without folds
- Heating element correctly positioned
- All bonding surfaces stuck on

NOTE: Carry out functional check.