Check Air Body Control For Leaktightness - AR32.22-P-8101FR

Model 257 with code 489 (AIR BODY CONTROL) 

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

Shown on model 257.361 

Courtesy of MERCEDES-BENZ USA

Topical note	Notes on AIR BODY CONTROL		AH32.22-P-1000-03LWO
	Note on calculation of tightening torque when using insertion or socket tools with various effective lengths		AH00.00-P-0015-01CW
	Remove
1	Remove cover (4) and cover (5)
2	Remove front engine compartment paneling		AR61.20-P-1105FR
3	Release front left fender liner in area of bumper		AR88.10-P-1301FR
4	Release front right fender liner in area of bumper	Model 257.361 with code 489 (AIR BODY CONTROL)	AR88.10-P-1301FR
	Check
5	Spray pressure line connections at AIR BODY CONTROL valve unit (Y36/6) with leak detection spray	Leak detection spray for China	*BR00.45-Z-1006-03A
		Leak location spray LUBRION article no. 626.04	*BR00.45-Z-1005-03A
		Leakage detection spray for USA	*BR00.45-Z-1004-03A
		Snoop Leak detection fluid	*BR00.45-Z-1003-03A
		Leak detection spray	*BR00.45-Z-1002-03A
6	Spray pressure line connections on AIR BODY CONTROL compressor (A9/1) with leak detection spray	Leak detection spray for China	*BR00.45-Z-1006-03A
		Leak location spray LUBRION article no. 626.04	*BR00.45-Z-1005-03A
		Leakage detection spray for USA	*BR00.45-Z-1004-03A
		Snoop Leak detection fluid	*BR00.45-Z-1003-03A
		Leak detection spray	*BR00.45-Z-1002-03A
7	Spray pressure line connections on front axle suspension strut (1) with leak detection spray	Leak detection spray for China	*BR00.45-Z-1006-03A
		Leak location spray LUBRION article no. 626.04	*BR00.45-Z-1005-03A
		Leakage detection spray for USA	*BR00.45-Z-1004-03A
		Snoop Leak detection fluid	*BR00.45-Z-1003-03A
		Leak detection spray	*BR00.45-Z-1002-03A
8	Spray pressure line connections at rear axle air spring (2) with leak detection spray	Leak detection spray for China	*BR00.45-Z-1006-03A
		Leak location spray LUBRION article no. 626.04	*BR00.45-Z-1005-03A
		Leakage detection spray for USA	*BR00.45-Z-1004-03A
		Snoop Leak detection fluid	*BR00.45-Z-1003-03A
		Leak detection spray	*BR00.45-Z-1002-03A
9	Spray pressure line connection on AIR BODY CONTROL central reservoir (3) with leak detection spray	Model 257.361 with code 489 (AIR BODY CONTROL)
		Leak detection spray for China	*BR00.45-Z-1006-03A
		Leak location spray LUBRION article no. 626.04	*BR00.45-Z-1005-03A
		Leakage detection spray for USA	*BR00.45-Z-1004-03A
		Snoop Leak detection fluid	*BR00.45-Z-1003-03A
		Leak detection spray	*BR00.45-Z-1002-03A
10	Spray leak detection spray onto area around dust boots at top and bottom of right and left front axle suspension strut (1)	Leak detection spray for China	*BR00.45-Z-1006-03A
		Leak location spray LUBRION article no. 626.04	*BR00.45-Z-1005-03A
		Leakage detection spray for USA	*BR00.45-Z-1004-03A
		Snoop Leak detection fluid	*BR00.45-Z-1003-03A
		Leak detection spray	*BR00.45-Z-1002-03A
11	Spray leak detection spray onto area around dust boots at top and bottom of right and left rear axle air spring (2)	Leak detection spray for China	*BR00.45-Z-1006-03A
		Leak location spray LUBRION article no. 626.04	*BR00.45-Z-1005-03A
		Leakage detection spray for USA	*BR00.45-Z-1004-03A
		Snoop Leak detection fluid	*BR00.45-Z-1003-03A
		Leak detection spray	*BR00.45-Z-1002-03A
12	Check sprayed areas for leak tightness	Wait approx. 10 to 15 min after spraying. This allows smaller leaks to be detected (bubbles form). Larger leaks are visible immediately.
		In the event of leakage
		Replace or repair corresponding components. Remove/install AIR BODY CONTROL central reservoir (3)	AR32.22-P-2023FR
		Model 257.361 with code 489 (AIR BODY CONTROL) Remove/install front axle suspension strut (1)	AR32.25-P-1017FRA
		Remove/install rear axle air spring (2)	AR32.22-P-1500FR
		Remove/install AIR BODY CONTROL compressor (A9/1)	AR32.22-P-2001FR
		Remove/install AIR BODY CONTROL valve unit (Y36/6)	AR32.22-P-2015FR
		Repair supply line connection for air suspension	AR32.22-P-2001-01FR
		Pressure line to compressor/valve unit (P)	*BA32.22-P-1004-03I
		Pressure line for air suspension on front axle/rear axle to valve unit Pressure line to air suspension	*BA32.22-P-1005-03I  *BA32.22-P-1006-03I
		Pressure line to pressure reservoir/valve unit (SP)	*BA32.22-P-1008-03I
		Box wrench bit	Fig 3
		Box wrench bit	Fig 2
		Knife	Fig 1
	Install
13	Fasten front right fender liner in area of bumper	Model 257.361 with code 489 (AIR BODY CONTROL)
			AR88.10-P-1301FR
14	Fasten front left fender liner in area of bumper		AR88.10-P-1301FR
15	Install front engine compartment paneling		AR61.20-P-1105FR
16	Install cover (4) and cover (5)

Fig 1: Identifying Knife (000 589 12 28 00)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Box Wrench Bit (140 589 00 03 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Box Wrench Bit (001 589 00 03 00)

Courtesy of MERCEDES-BENZ USA