Remove/Install Lumbar Support Air Cushion On Front Seat - AR91.25-P-1450MFA
WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2023 Mercedes-Benz CLA45 AMG, 2023 Mercedes-Benz CLA35 AMG, 2023 Mercedes-Benz CLA250, 2022 Mercedes-Benz CLA45 AMG, and 2022 Mercedes-Benz CLA35 AMG. However, it is still accessible from the selected car via links, so may be relevant.
Model 118, 177, 247
with code U22 (Lumbar support adjustment)
except code 555 (AMMG-Performance Seat)
Model 243
with code U22 (Lumbar support adjustment)
Shown on driver's seat with code 7U3 (Seat type variant 3)
| Risk of injury caused by scraping or cutting body parts on sharp vehicle parts | Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels. |
AS00.00-Z-0017-01A | |
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Remove/install | |||
| 1 | Remove cover together with padding from seat backrest. | Model 118, 177, 247 with code U22 (Lumbar support adjustment) except code 555 (AMG-Performance Seat) Model 243 with code U22 (Lumbar support adjustment) |
|
| Model 118, 177, 247 with code 7U1 (Manually adjustable front seats) with code U22 (Lumbar support adjustment) except code 555 (AMG-Performance Seat) |
AR91.10-P-8656MFC | ||
| Model 118 with code 7U3 (Sport seats, front) with code U22 (Lumbar support adjustment) except code 555 (AMG-Performance Seat) Model 177 with code 7U3 (Seat model variant 3) with code U22 (Lumbar support adjustment) except code 555 (AMG-Performance Seat) |
AR91.10-P-8656MFB | ||
| Model 118, 177, 247 with code 7U2 (Luxury front seats) with code U22 (Lumbar support adjustment) except code 555 (AMG-Performance Seat) Model 243 with code 7U2 (Luxury front seats) with code U22 (Lumbar support adjustment) |
AR91.10-P-8656MFA | ||
| 2 | Release and disconnect electrical connection (3). | ||
| 3 | Release and disconnect electrical connector (2) at driver's seat lumbar support pneumatic pump (M25/4) or front passenger seat lumbar support pneumatic pump (M25/5). | ||
| 4 | Unclip tabs (1) of expansion rivets (4) and release air cushion (6) from spring element (5). | ||
| 5 | Guide air cushion (6) out of spring element (5). | ||
| 6 | Install in the reverse order. |