Remove/install expansion reservoir - AR46.25-P-1000SX
MODEL 221 with ENGINE 272, 273, 275 except CODE (487) Active Body Control (ABC) without Electrohydraulic Power Steering (EHPS)
MODEL 216 with ENGINE 273 except CODE (487) Active Body Control (ABC) without Electrohydraulic Power Steering (EHPS)
| Remove/install | |||
| Before opening the hydraulic circuit of the power steering, thoroughly clean the area surrounding the separation point. Even minute particles of dirt, introduced into the hydraulic components, can result in malfunctions or damage to the power steering | |||
| 1.1 | Remove left engine intake air duct and front engine cover | Engine 272, 273 | |
| See "Remove/install air filter housing". | AR09.10-P-1150SX | ||
| 1.2 | Remove left-hand air filter housing | Engine 275 | AR09.10-P-1150LA |
| 2 | Detach coolant hose (6) from coolant pipe (7) | Vehicles with engine 273 and 4MATIC | |
| 3 | Separate couplings (7k) | Vehicles with engine 273 and 4MATIC | AR09.41-P-1311-01AL |
| 4 | Remove bolt (7s) and remove coolant pipe (7) | Vehicles with engine 273 and 4MATIC | |
| *BA20.10-P-1006-01U | |||
| 5 | Suction off oil from expansion reservoir (2) | Figure | |
| 6 | Remove reservoir (4) | AR82.35-P-6000SX | |
| 7 | Detach connecting line (3) from expansion reservoir (2) | Figure | |
| 8 | Pull clamp (2a) out to the side with |
Fig 5 | |
| Fig 6 | |||
| 9 | Unscrew bolts (2b) | *BA46.30-P-1008-01F | |
| 10 | Remove expansion reservoir (2) from connection fitting of power steering pump | ||
| 11 | Install in the reverse order | ||
| 12 | Fill power steering pump and bleed | AR46.30-P-0010SX |
COOLANT PUMP, COOLANT THERMOSTAT
| Number | Designation | Engine 273 | |
|---|---|---|---|
| BA20.10-P-1006-01U | Bolt connecting coolant pipe to cylinder head front cover | Nm | 9 |
POWER STEERING PUMP
| Number | Designation | Model 216 without code 487 | Model 221 without code 487 | |
|---|---|---|---|---|
| BA46.30-P-1008-01F | Bolt, power steering expansion reservoir to front cover at cylinder head | Nm | 9 | 9 |