Remove/install rear axle pressure reservoir - AR32.50-P-0011RX (SL550, SL55AMG 2007-2008, SL63 AMG, SL600 2007-2009, SL65 2006-2011)

MODEL 230.470 /471 /472 /477 

MODEL 230.479 as of model year 2006 

Fig 1: Removing/Installing Rear Axle Pressure Reservoir

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Notes on fitting hydraulic lines and hoses		AH32.50-P-0001-02A
	Before opening the hydraulic system, thoroughly clean the area surrounding the separation point. Even the smallest dirt particles, introduced into the hydraulic components, can lead to malfunctions and a total failure of the hydraulic system
	Notes on Active Body Control suspension		AH32.50-P-0001-01N
1	Remove rear axle ABC valve unit (Y36/2)		AR32.50-P-0002RX
2	Remove bolt (3) and remove hydraulic line (8) from pressure reservoir (2)	Detach hydraulic line (8) at the earliest 10 minutes after switching off the engine, as only then is the ABC system completely unpressurized. Installation: Check sealing rings for damage and replace if necessary. Check support rings for damage and if necessary replace the complete hydraulic line (8).
			*BA32.50-P-1027-01A
3	Unscrew nuts (4) and remove pressure reservoir (2)	If necessary: ↓
		Dispose of pressure reservoir.	OS32.30-P-0620-01A
			*BA32.50-P-1025-01A
4	Install in the reverse order
5	Fill and bleed ABC system		AR32.50-P-0021N

ACTIVE BODY CONTROL SUSPENSION

Number	Designation		Model 230
BA32.50-P-1025-01A	Nut, rear axle pressure reservoir to valve unit bracket	Nm	10
BA32.50-P-1027-01A	Bolt, line to rear axle pressure reservoir	Nm	20