Remove/install hydraulic cylinder for trunk lid actuation - AR77.37-P-3550RK
MODEL 231
Depicted on left side
Shown on right side of removed cover panel (2)
| Risk of injury. Moving parts can pinch, crush or, in extreme cases even sever extremities. | No parts of the body or limbs should be within the operating area of the mechanism when the components are moving. | AS00.00-Z-0009-01A | |
| Risk of injury caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. | No parts of the body or limbs should be within the operating area when the components are moving. | AS00.00-Z-0011-01A | |
| Risk of injury to skin or eyes from hydraulic fluid spraying out under pressure. Risk of poisoning from swallowing hydraulic fluid. | Depressurize hydraulic system completely before starting any work on it. Wear protective clothing and safety glasses. | AS00.00-Z-0013-01A | |
| Notes on sensor system for trunk lid opening/closing | AH80.61-P-0001-01A | ||
| Remove/install | |||
| 1 | Remove rear center section paneling (1) | AR68.30-P-4785RK | |
| 2 | Remove tubular frame limit switch (S186) | Only on left hydraulic cylinder (4). | AR77.39-P-3721RK |
| 3 | Lift upper retainer (7) with suitable screwdriver and remove hydraulic cylinder (4) from tubular frame (9) | Do not remove upper retainer (7). Otherwise tension is lost. |
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| 4 | Lift lower retainer (8) with suitable screwdriver and remove hydraulic cylinder (4) from rear center section (10) | Do not remove lower retainer (8). Otherwise tension is lost. |
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| 5 | Remove hydraulic cylinder (4) with hydraulic lines connected (6) | The hydraulic lines (6) are very sensitive and should not be kinked. Otherwise the hydraulic lines (6) can be damaged. |
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| 6 | Move safety clips (5) with suitable tool (arrows) and remove upper and lower hydraulic line (6) from hydraulic cylinder (4) | The hydraulic lines (6) are very sensitive and should not be kinked. Otherwise the hydraulic lines (6) can be damaged. Place rag below hydraulic line connections (6). Immediately plug hydraulic lines (6). Collect hydraulic oil flowing out in suitable vessel. Otherwise the vehicle interior can be soiled by hydraulic oil running out. |
Figure |
| 7 | Install in the reverse order | ||
| Check | |||
| 8 | Check oil level of hydraulic unit, correct if necessary | AR77.37-P-3501RK |