52 13 451 Replacing backrest heating element for left or right sports seat
Necessary preliminary tasks:
- Detach BACKREST COVER FROM PADDING
NOTE:
Heating element is partially bonded to foam section and they can be separated from each other without incurring damaged if handled carefully.
Carefully pull off heating element in marked area from foam section.
Check foam section :
- No obvious damage or material defects
- No bubbles in foam section
- No dirt/contamination on foam section 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:
Guide cable for backrest heating through foam hole.
Stick on heating element :
- Pull off adhesive decals from heating element and stick onto edge of foam part until flush
- Press down evenly in outwards direction
Check laying of heating element for :
- Heating element laid without folds
- Heating element correctly positioned
- All bonding surfaces stuck on
NOTE:
Carry out function test.