Check AIRmatic for leaks - AR32.22-P-8100TX

MODEL 219.3 with CODE (489) AIRmatic (semi-active air suspension) 

Fig 1: Checking AIRmatic For Leaks (1 Of 2)

Courtesy of MERCEDES-BENZ USA

Fig 2: Checking AIRmatic For Leaks (2 Of 2)

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Notes on AIRmatic		AH32.22-P-1000-02T
	Wait for approx. 10 to 15 min. after spraying the pressure line connections with leak detection spray. This allows smaller leaks to be detected (bubbles form). Larger leaks are visible immediately
1	Remove rear seat cushion (3)		AR91.12-P-1020TX
2	Remove right side trunk lining		AR68.30-P-4800TX
3.1	Remove front section of lower engine compartment paneling	Vehicles with gasoline engine	AR61.20-P-1105TX
3.2	Remove front section of bottom section of soundproofing	Vehicles with diesel engine	AR94.30-P-5300TX
4	Remove front section of fender liner in left front fender		AR88.10-P-1310TX
	Checking
5	Remove felt wrapping (5) from pressure line connector (4) and check if pressure lines (6) are inserted up to markings (arrows) in pressure line connector (4)	After completing leakage test, reinstall felt wrapping (5).
6	Spray leak detection spray onto pressurized line connection fitting (4)	Leak detection spray	*BR00.45-Z-1002-03A
		for USA If pressure line connector (4) is defective: ↓	*BR00.45-Z-1004-03A
		Repair AIRmatic compressed-air line.	AR32.22-P-2001-02TX
7	Use leakage spray on pressure line terminals on AIRmatic central reservoir charge valve (Y36/6), pressure line (1) on AIRmatic compressor unit (A9/1) and pressure line terminal (42a) on central reservoir (42)	If pressurized line connection fitting is defective: ↓
		Repair AIRmatic compressed-air line.	AR32.22-P-2001-02TX
8	Apply leakage spray to sealing compound area around the pressure line terminal (40a) front suspension strut (40), the pressure line terminal (41a) on the air springs (41) and on the rear axle hub (2)	If pressurized line connection fitting is defective: ↓
		Repair AIRmatic compressed-air line.	AR32.22-P-2001-02TX
9	Install in the reverse order