Remove/install air spring - AR32.22-P-1500GZ

MODEL 164 

Vehicle with air suspension 

Wheel removed to simplify the presentation. Shown on model 164.1 

Fig 1: Identifying Air Spring Components (Shown On Model 164.1) (1 Of 4)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 2: Identifying Air Spring Components (Shown On Model 164.1) (2 Of 4)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Identifying Air Spring Components (Shown On Model 164.1) (3 Of 4)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 4: Identifying Air Spring Components (Shown On Model 164.1) (4 Of 4)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Removing
	Risk of injury caused by moving parts that can pinch, crush or  , in extreme cases even sever  extremities.	Keep body parts and limbs well clear of moving parts.	AS00.00-Z-0009-01A
	Risk of death  caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between the columns of the lifting platform and position the four support plates at the lifting platform support points specified by the vehicle manufacturer.	AS00.00-Z-0010-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Raise vehicle with lifting platform	Raise vehicle far enough until the wheels are clear of the ground.	AR00.60-P-1000GZ
2	Empty air spring (3) with STAR DIAGNOSIS diagnostic system	STAR DIAGNOSIS diagnostic system	*WH58.30-Z-1048-13A
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
3	Turn key in ignition switch to position "0".	On vehicles with Keyless Go, code 889: Press keyless go start/stop button repeatedly until ignition is switched off
4	Raise vehicle with lifting platform		AR00.60-P-1000GZ
5	Remove cover (5)	Unscrew four plastic nuts (arrows B).
6	Unscrew threaded connection of air suspension pressure line (6) from the air spring (3)	Seal the opening in the pressure line for air suspension and the air spring (3).
		Socket	Fig 5
7	Carefully pull the air spring (3) downwards at its upper plastic frame (arrows C), until the air spring (3) detaches from the retaining clip (1)	Do not twist air spring (3) otherwise it will be damaged The retaining clip (1) must be replaced during installation as it is destroyed during removal.
8	Carefully push the air spring (3) together (arrow D), in the process press the air spring centering (4) out of the spring control arm (7) from below	Do not twist air spring (3) otherwise it will be damaged
9	Remove air spring (3) downwards at an angle (arrow E)
	Checking
10	Check air spring (3) and cover (2) for damage	Replace if necessary. If necessary remove the remains of the retaining clip (1) from the upper bore of the air spring (3).
	Install
	If the air spring (3) is not installed and filled according to the specifications, this can be predamaged and fail later
11	Mount cover (2) on the air spring (3)	The fixing spigots (8) must engage in the bores (arrows F) of the air spring (3). The curved section (arrow G) of the cover (2) must be positioned above the pressure line connection of the air spring (3).
12	Install new retaining clip (1) on the body	Remove the remains of the old retaining clip (3) from the body
13	Insert air spring (3)	Do not twist air spring (3) otherwise it will be damaged The air spring (3) must latch on the retaining clip (1) and be correctly positioned in the spring control arm (7)with the lug (arrow A) of the air spring centering system (4).
14	Screw the threaded connection of the air suspension pressure (6) on the air spring (3)		*BA32.22-P-1001-03B
		Socket	Fig 5
15	Fit on cover (5)	Screw on four plastic nuts (arrows B).
16	Lower vehicle with lifting platform	Only lower vehicle far enough that the wheels are still easily accessible.	AR00.60-P-1000GZ
17	Start engine and run	Before starting ensure that the transmission is in neutral! Use exhaust extraction!
18	Fill the air spring (3) using the STAR DIAGNOSIS diagnostic system	Ensure leaktightness of air suspension system.
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04A
		STAR DIAGNOSIS diagnostic system	*WH58.30-Z-1048-13A
19	Switch off engine and lower vehicle using the lifting platform

Fig 5: Identifying Wrench Socket (211 589 00 09 00)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.