Remove, install vacuum control valve exhaust gas recirculation · ar1420p7000ff · Mercedes-Benz WIS

AR14.20-P-7000FF

Remove, install vacuum control valve exhaust gas recirculation

11.5.04

ENGINE 639.939 in MODEL 454.0

P09.41-2311-06

1 Connector

2 Screw

3 Screw

4 Vacuum hoses

Y27 EGR [ARF] switchover valve

 	Remove/Install
1	Remove water collector		AR83.25-P-1402FF
2	Unplug connector (1)
3	Detach screw (2).
4	Unscrew bolt (3).
5	Pull EGR switchover valve (Y27) upwards and out and pull out vacuum hoses (4)
6	Install in the reverse order
7	Read out fault memory
	Connect STAR DIAGNOSIS and read out fault memory		AD00.00-P-2000-04FF
		STAR DIAGNOSIS diagnosis system	*WH58.30-Z-1048-13A

Commercially available tools

Number	Designation
WH58.30-Z-1048-13A	STAR DIAGNOSIS diagnosis system, Compact Passenger Car	6511 1801 00