Seat Temperature Element: Service and Repair

52 13 455 - Replacing heating elements for left or right front seat (basic)





Necessary preliminary tasks:
- Remove seat cover Replacing Seat Cover on Left or Right Front Seat (Normal/Manual)

Note:
Heating element is bonded to the foam section and cannot be separated from each other without incurring damaging.

Foam section and heating mat must be replaced.





Check new foam section:

- No obvious damage or material defects
- All trim wires present in foam
- No bubbles in foam section
- No dirt/contamination on foam or residual foam
- Pay attention to foam section on left and right
Check new heating mat:

- No obvious damage or material defects
- All tear-off film pieces presents
- Note variant by examining label on cable





Guide cable for backrest heating through foam hole.

Stick on main section (1):

- Pull adhesive film pieces off main section (1) and stick to upper edge of main section foam until flush
Stick on bead section (2):

- Pull adhesive film pieces off bead section (2) and stick on heating mat along bead section edges.
- Press down evenly in outwards direction





Guide cable for seat heating through foam hole.

Stick on main section (1):

- Pull adhesive film pieces off main section (1) and stick to upper edge of main section foam until flush
Stick on bead section (2):

- Pull adhesive film pieces off bead section (2) and stick on heating mat along bead section edges.
- Press down evenly in outwards direction





Check laying of heating mats:

- Heating mats laid without folds
- Heating mats correctly positioned
- All bonding surfaces stuck on

Note:
Carry out function check Performing Function Check with Adapter Cable (for Seat Repairs).