Remove/install the tumble flap position sensor at intake manifold - AR09.20-P-1995GZA

ENGINE 272, 273 in MODEL 164, 251 

Fig 1: Identifying Tumble Flap And Resonance Flap Switchover Valve Remove/Install Components

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

21.8.09

Remove power electronics with power distributor

Step 1.2

AR08.10-P-0011GZH

	Remove/install
	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
1.1	Remove air filter housing	Except engine 272.973 in model 164.975	AR09.10-P-1150GZA
1.2	Remove power electronics with power distributor	Engine 272.973 in model 164.975	AR08.10-P-0011GZH
2	Release and disconnect electrical connector (1) at left intake manifold tumble flap position sensor (B28/9) or right intake manifold tumble flap position sensor (B28/10)
3	Remove bolt (2)		*BA09.20-P-1002-01N
4	Remove left intake manifold tumble flap position sensor (B28/9) or right intake manifold tumble flap position sensor (B28/10) from the resonance intake manifold (3)	Replace seals.
5	Install in the reverse order
6	Connect STAR DIAGNOSIS and read fault memory	Faults which may have been caused by disconnecting wires or by a simulation must be erased in the fault memory after completing the work.
			AD00.00-P-2000-04A

INTAKE MANIFOLD

Number	Designation		Engine 272	Engine 273
BA09.20-P-1002-01N	Bolt, tumble flap position sensor to resonance intake manifold	Nm	6	6