Remove/Install Tire Pressure Sensor - AR40.15-S-0081E

Model 447, 448 

with code RY2 (Tire pressure monitoring at FA and RA, wireless) 

Fig 1: Tire Pressure Sensor Components Location - Model 447 With Code RY2

Courtesy of MERCEDES-BENZ USA

	Notes on using tester for tire pressure monitoring systems		AH40.15-P-0001-01A
	Remove
1	Remove respective wheel		AR40.10-S-1100E
2	Remove respective tire		AR40.10-S-1030E
3	Remove left front tire pressure sensor (A69/1) right front tire pressure sensor (A69/2) or right rear tire pressure sensor (A69/3) or left rear tire pressure sensor (A69/4)	The valve (1) is destroyed here.
4	Remove left front tire pressure sensor (A69/1) or right front tire pressure sensor (A69/2) or right rear tire pressure sensor (A69/3) or left rear tire pressure sensor (A69/4) from destroyed valve (1)
	Install
5	Mount new valve (1) to left front tire pressure sensor (A69/1) or right front tire pressure sensor (A69/2) or right rear tire pressure sensor (A69/3) or left rear tire pressure sensor (A69/4)
	Service Information: Notes on tire valves	The torque values specified on the left front tire pressure sensor (A69/1) or right front tire pressure sensor (A69/2) or right rear tire pressure sensor (A69/3) or left rear tire pressure sensor (A69/4) must always be complied with. Damage and malfunctions can otherwise occur.	SI40.00-S-0002A
6	Install left front tire pressure sensor (A69/1), right front tire pressure sensor (A69/2), right rear tire pressure sensor (A69/3) or left rear tire pressure sensor (A69/4) together with new valve (1) as shown	Install valve (1) carefully and do not tilt it. Damage and malfunctions can otherwise occur. Assembly tool	Fig 2
7	Mount respective tire		AR40.10-S-1030E
8	Balance respective wheel		AR40.10-S-1040E
9	Fit each wheel		AR40.10-S-1100E
	Check
10	Check function of tire pressure monitoring system

Fig 2: Identifying Assembly Tool (000 589 36 16 00)

Courtesy of MERCEDES-BENZ USA