Remove/Install Rear Shock Absorber - AR32.25-P-0110MEH

Model 167 

with code 489 (AIRMATIC Dual Control/semi-active air suspension) 

with code 490 (Electrohydraulic suspension) 

Shown on the left rear side of vehicle 

Fig 1: Rear Shock Absorber Components Location - Model 167 With Code 489; 490 (Left Side Shown)

Courtesy of MERCEDES-BENZ USA

Shown on the left rear side of vehicle 

Courtesy of MERCEDES-BENZ USA

Notice	Notes on threaded connections fastened using a tightening angle-based tightening process		AH00.00-P-0020-01A
Notice	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
Notice	Notes on self-locking nuts and bolts		AH00.00-P-0001-01KOA
Notice	Information on E-ACTIVE BODY CONTROL suspension		AH32.50-P-0002-01ME
Notice	Notes on air suspension		AH32.22-P-1000-01T
	Notes on HANDS-FREE ACCESS		AH80.61-P-0001-01A
	Notes on repair work on suspension		AH00.00-P-0100-01A
	components
	Notes on safety-relevant components		AH00.00-Z-0019-01A
	Remove/install
1	Remove right or left rear wheel and tire assembly.		AR40.10-P-1102ME
2	Transfer the pneumatic pressure of the air suspension bellows into the central reservoir using the diagnostic system.
		The complete wheels must not touch the ground. Otherwise the air suspension bellows may suffer initial damage and malfunction at a later stage. Select menu item "Actuations" in active suspension and damping system control unit.	AD00.00-P-2000-06ME
3	Empty hydraulic lines of electrohydraulic suspension using guided diagnosis.		AR32.50-P-0042ME
		The complete wheels must not touch the ground. Otherwise shock absorbers (5) may suffer initial damage and malfunction at a later stage
		It is essential that shutoff valves on shock absorber (5) are closed.
4	Detach hydraulic lines (6) of the electrohydraulic suspension from shock absorber (5).		AR32.50-P-0043ME
5	Switch off ignition and store transmitter key outside of transmitter range (min. 2 m).
6	Remove trim (1).
7	Remove rear fender liner.		AR88.10-P-1302ME
8	Raise wheel suspension slightly at supporting joint and support.
	000 588 10 62 00 Support plate		WS26.00-P-3309B
	000 588 11 62 00 Major assembly mount		WS01.00-P-0092B
9	Release and disconnect electrical connector (4).
10	Remove bolts (2).	Bolt/self-locking nut, shock absorber to frame floor assembly	*BA32.25-P-1002-03K
11	Remove bolt (3)	Screw/self-locking nut, shock absorber to spring link	*BA32.25-P-1001-03K
12	Remove shock absorber (5).
13	Check shock absorber (5).	If shock absorber (5) is to be reused.	AR32.25-P-0121ME
14	Install in the reverse order.