Remove/install crossmember under instrument panel - AR62.30-P-1250MCU
MODEL 451.3/4
| Removing | |||
| Risk of fire and explosion caused by machining/treating magnesium components | Keep away from ignition sources and open flames. | AS60.00-Z-0006-01R | |
| Notes on bolted connections with self tapping screws | AH00.00-P-0007-01SM | ||
| 1 | Remove center mounting console reinforcement | AR68.20-P-2340MCU | |
| 2 | Remove bottom section of dashboard on driver's side | On vehicles as of 31.8.10 except vehicles with code (P02) car2go with instrument panel up to production date 30.8.10. | AR68.10-P-1501MCC |
| 3 | Loosen steering column tube from crossmember (1), tie upward with cable tie and cover with rag. | AR46.10-P-0400MCU | |
| 4 | Mark installation position of crossmember (1) on both A-pillars with suitable pen. | Only if markings are not removed during further repair, such as repair on A-pillar. |
|
| 5 | Remove front CBS | AR88.00-P-1010MCC | |
| 6 | Unscrew nuts (2) from brackets (3) and remove bracket (3). | ||
| 7 | Remove protective foils above bolts (4, 5, 6, 7) | ||
| 8 | Disconnect electrical connectors (8) from power window convenience feature control unit (N57/2) | On vehicles with code (V43) Power window | |
| 9 | Disconnect electrical connectors (14) from restraint systems control unit (N2/7) | ||
| 10 | Loosen wiring harness on crossmember (1) and expose. | ||
| 11 | Unscrew bolts (13) on vertical strut (12) from crossmember (1). | ||
| 12 | Unscrew bolts (16) on diagonal strut (15) from crossmember (1). | ||
| 13 | Close doors | ||
| 14 | Unscrew bolts (6, 7) | ||
| 15 | Unscrew bolts (4, 5) | ||
| 16 | Open doors, slide assembly wedge (10) downward and remove crossmember (1) from vehicle with aid of helper. | ||
| 17 | Remove sheet metal nuts from crossmember (1). | When replacing crossmember (1). |
|
| 18 | Remove bolts (18) and remove power window convenience feature control unit (N57/2) | When replacing crossmember (1) on vehicles with code (V43) Power window. | |
| 19 | Remove bolts (19) and remove restraint systems control unit (N2/7) | When replacing crossmember (1). | |
| Install | |||
| 20 | Position restraint system control unit (N2/7) on crossmember (1) and tighten bolts (19) according to tightening sequence (a, b, c) | If crossmember (1) was replaced. | |
| 21 | Position power window convenience feature control unit (N57/2) on crossmember (1) and tighten bolts (18) | If crossmember (1) was replaced on vehicles with code (V43) Power windows. | |
| 22 | Install sheet metal nuts on crossmember (1) | If crossmember (1) was replaced. |
|
| 23 | Position and fasten crossmember (1). | If markings for positioning crossmember (1) are present. | AR62.30-P-1250-01MCC |
| *BA62.30-P-1001-02B | |||
| Fig 4 | |||
| Fig 5 | |||
| If markings for positioning crossmember (1) are not present. | AR62.30-P-1250-01MCF | ||
| Outer edge of crossmember (area, lower bearing shell) to firewall | *BE62.30-P-1001-01A | ||
| Outer edge of crossmember (area, rear H-profile) to firewall | *BE62.30-P-1002-01A | ||
| Lower edge of crossmember (area, lower H-profile) to carrier vehicle floor | *BE62.30-P-1003-01A | ||
| *BA62.30-P-1001-02B | |||
| Fig 4 | |||
| Fig 5 | |||
| 24 | Loosen knurled screw (9) and remove push-in device (11) | Fig 5 | |
| 25 | Open door | ||
| 26 | Tighten bolts (16) on diagonal strut (15) on crossmember (1). | *BA62.30-P-1010-02B | |
| 27 | Tighten bolts (13) on vertical strut (12) on crossmember (1). | *BA62.30-P-1002-02B | |
| 28 | Route wiring harness along crossmember (1) and fasten | ||
| 29 | Connect electrical connectors (8) to power window convenience feature control unit (N57/2) | On vehicles with code (V43) Power window | |
| 30 | Connect electrical connectors (14 to restraint systems control unit (N2/7) | ||
| 31 | Install protective foils above bolts (4, 5, 6, 7). | ||
| 32 | Position brackets (3) and tighten with nuts (2). | ||
| 33 | Install front CBS | AR88.00-P-1010MCC | |
| 34 | Install jacket tube | AR46.10-P-0400MCU | |
| 35 | Install dashboard bottom section on driver side | On vehicles as of 31.8.10 except vehicles with code (P02) car2go with instrument panel up to production date 30.8.10. | AR68.10-P-1501MCC |
| 36 | Install center console reinforcement. | AR68.20-P-2340MCU |
CROSSMEMBER
| Number | Designation | Model 451.3/4 | |
|---|---|---|---|
| BE62.30-P-1001-01A | Outer edge of crossmember (area, lower bearing shell) to firewall | mm | 230 |
| BE62.30-P-1002-01A | Outer edge of crossmember (area, rear H-profile) to firewall | mm | 334 |
| BE62.30-P-1003-01A | Lower edge of crossmember (area, lower H-profile) to carrier vehicle floor | mm | 323 |
FRONT END ASSEMBLY WITH FRONT REINFORCEMENT
| Number | Designation | Model 451.3/4 | |
|---|---|---|---|
| BA62.30-P-1001-02B | Bolt for crossmember on A-pillars | Nm | 25 |
| BA62.30-P-1002-02B | Bolt for vertical strut to crossmember | Nm | 8 |
| BA62.30-P-1010-02B | Bolt for diagonal strut on crossmember | Nm | 10 |