Disassemble/Assemble Multifunction Steering Wheel - AR82.90-P-0010MFA
Model 118
up to model year 2022
with code U88 (AMG steering wheel buttons (AMG DRIVE UNIT))
Model 177, 247
up to model year 2021
with code U88 (AMG steering wheel buttons (AMG DRIVE UNIT))
Shown on model 118 with code U88 (AMG steering wheel buttons (AMG DRIVE UNIT))
Shown on model 118 with code U88 (AMG steering wheel buttons (AMG DRIVE UNIT))
Shown on model 118 with code U88 (AMG steering wheel buttons (AMG DRIVE UNIT))
Shown on model 118 with code U88 (AMG steering wheel buttons (AMG DRIVE UNIT))
| Notice | Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | |
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| Disassemble/assemble | |||
| 1.1 | Remove multifunction steering wheel (1) and place onto a suitable surface. | When replacing multifunction steering wheel (1). | AR46.10-P-0100MFA |
| 1.2 | Remove driver's airbag from multifunction steering wheel (1). | When replacing detachable parts on multifunction steering wheel (1). | AR91.60-P-0663MFA |
| 2 | Disconnect plug contact (2) from horn contact plate (S4/2). | ||
| 3 | Unscrew screws (3) and remove horn contact plate (S4/2) from multifunction steering wheel (1). | *BA46.10-P-1002-02F | |
| 4 | Unscrew screws (5) and unclip cover (4) from multifunction steering wheel (1). | Fig 1 | |
| 5 | Unscrew screws (6) and remove instrument cluster multifunction steering wheel button group (S163/1) and head unit multifunction steering wheel button group (S163/2) from cover (4). | When replacing cover (4), instrument cluster multifunction steering wheel button group (S163/1) or head unit multifunction steering wheel button group (S163/2). | |
| 6 | Unscrew screws (7) and remove steering wheel downshift button (S110/1) and steering wheel upshift button (S111/1) from multifunction steering wheel (1). | ||
| 7 | Unscrew screws (8) and unclip rear cover (9) from multifunction steering wheel (1). | Fig 1 | |
| 8 | Unscrew screws (10) and remove front cover (11) from multifunction steering wheel (1). | ||
| 9 | Assemble in the reverse order. |
STEERING WHEEL
| Number | Designation | Model 117, 118 | Model 177 | |
|---|---|---|---|---|
| BA46.10-P-1002-02F | Screw, mounting plate/contact plate to steering wheel | Nm | 7 | 6 |
STEERING WHEEL
| Number | Designation | Model 247 | |
|---|---|---|---|
| BA46.10-P-1002-02F | Screw, mounting plate/contact plate to steering wheel | Nm | 6 |