Remove/Install Soft Top Hydraulic Pump - AR77.37-P-1000LWR
WARNING: This page is about a different car, the 2023 Mercedes-Benz C300, 2022 Mercedes-Benz C300, 2021 Mercedes-Benz C300, 2020 Mercedes-Benz C300, and 2019 Mercedes-Benz C300. However, it is still accessible from the selected car via links, so may be relevant.
Model 205.4
| 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 | |
| Remove/Install | |||
| 1 | Open trunk lid | ||
| 2 | Switch off ignition and store transmitter key outside of transmission range (min. 2 m) | After a waiting time of min. 20 s the hydraulic is depressurized. |
|
| 3 | Remove left luggage compartment lining | AR68.30-P-4800LWR | |
| 4 | Remove paneling from spare wheel well | ||
| 5 | Separate electrical connections (1) | ||
| 6 | Remove bracket (2), unscrew nuts (3) and lay bracket (4) down to side with electrical lines connected | ||
| 7 | Remove soundproofing (5) from soft top control hydraulic unit (A7/5) | ||
| 8 | Expose electrical lines from soft top control hydraulic unit (A7/5) | ||
| 9 | Disconnect hydraulic lines from soft top control hydraulic unit (A7/5) | AR77.37-P-1000-04LWR | |
Bolt, connection plate to hydraulic unit |
*BA77.37-P-1002-01D | ||
Record plug |
Fig 2 | ||
| 10 | Remove soft top control hydraulic unit (A7/5) from vehicle | The hydraulic pump is integrated into the soft to control hydraulic unit (A7/5) and cannot be replaced separately. |
|
| 11 | Install in the reverse order | ||
| 12 | Check oil level in soft top compartment hydraulic unit (A7/5), correct | AR77.37-P-3501LCA |
SOFT TOP HYDRAULIC SYSTEM
| Number | Designation | Model 205.4 | |
|---|---|---|---|
| BA77.37-P-1002-01D | Bolt, connection plate to hydraulic unit | Nm | 4 |