Remove/install airbag unit on steering wheel - AR91.60-P-0660RA
MODEL 171.4 as of 3/3/08
MODEL 219.3 as of 3/3/08
MODEL 230.4 as of 1/29/08
Shown on removed steering wheel for model 230.470
Shown on model 230
| Risk of injury during testing and repair operations related to pyrotechnical components | Do not expose pyrotechnical components to temperatures above 100°C or 212°F. Disconnect current supply when working on such components. | AS91.00-Z-0008-01A | |
| Information on preventing damage to electronic components due to electrostatic discharge | AH54.00-P-0001-01A | ||
| Information, assessment and legal requirements when working with, handling and storing pyrotechnical components | AH91.00-Z-0000-10A | ||
| Remove/install | |||
| 1 | Adjust driver seat and steering column all the way back | ||
| 2 | Switch on ignition and store transmitter key outside of transmission range (min. 2 m) | ||
| 3 | Disconnect battery ground line | Model 219.3 | AR54.10-P-0003TX |
| Model 171.4 | AR54.10-P-0003V | ||
| Model 230.4 except code P99 (Special model "AMG Black Series") |
AR54.10-P-0003R | ||
| Model 230.4 with code P99 (Special model "AMG Black Series") |
AR54.10-P-0003RBS | ||
| 4 | Remove brace cover (9) from steering wheel (2) | Model 230.4 as of 1/29/08 | |
| Figure | |||
| 5 | Insert screwdriver bit into openings (arrows) at back of steering wheel (2) and remove screws/bolts from driver airbag (1) | ||
with code 494 (US version) Screw/bolt, airbag to steering wheel |
*BA91.60-P-1007-01G | ||
with code 809 (Model year 2009) Bolt, airbag to steering wheel |
*BA91.60-P-1001-01A | ||
except code 494 (US version) Bolt, airbag to steering wheel |
*BA91.60-P-1001-01J | ||
| Figure | |||
| 6 | Remove driver airbag (1) from steering wheel (2) until electrical connectors (4) are accessible | ||
| 7 | Release and disconnect electrical connections (4) | ||
| 8 | Release and disconnect electrical connection (5) | ||
| 9 | Release and disconnect electrical connection (6) | ||
| 10 | Unclip lock tabs (3) and disconnect electrical connectors (7) | Fig 4 | |
| 11 | Remove driver airbag (1) from steering wheel (2) | ||
| 12 | Install in the reverse order | ||
| Check | |||
| 13 | Check and erase vehicle fault memory using the diagnostic system | When replacing the driver airbag (1). | |
| Model 219.3 | AD00.00-P-2000-04TX | ||
| Model 171.4, 219.3, 230.4 | AD00.00-P-2000-04A |
AIRBAG
| Number | Designation | Model 171 | Model 230 | |
|---|---|---|---|---|
| BA91.60-P-1001-01A | Bolt, airbag to steering wheel | Nm | 8 | 8 |
AIRBAG
| Number | Designation | MODEL 219.3 except CODE 494 | |
|---|---|---|---|
| BA91.60-P-1001-01J | Bolt, airbag to steering wheel | Nm | 7 |
AIRBAG
| Number | Designation | MODEL 219.3 with CODE 494 | |
|---|---|---|---|
| BA91.60-P-1007-01G | Screw/bolt, airbag to steering wheel | Nm | 7 |