Remove/Install Charge Air Pressure And Temperature Sensor Upstream Of Throttle Valve - AR09.41-P-2011SB

Engine 256.9 in model 223

Fig 1: Charge Air Pressure And Temperature Sensor Upstream Of Throttle Valve Components Location - Engine 256.9 In Model 223

Courtesy of MERCEDES-BENZ USA

Topical note	Notes on avoiding damage through contamination and foreign objects		AH00.00-P-5000-01A
Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Remove air filter housing.	: Do not install upper engine cover until after the leak test.	AR09.10-P-1150SB
2	Release electrical connector (1) and disconnect.
3	Remove screw (2).	Screw, pressure transducer to charge air line	*BA09.41-P-1007-01MRT
4	Remove charge air pressure/temperature sensor (B159/1).	: Check sealing ring, replace if necessary, and wet with lubricant. Lubricant, rubber assembly 1 L	*BR00.45-Z-1010-06A
		Assembly tool	Fig 2
5	Install in the reverse order.
	Concluding tasks
6	Connect diagnostic system, read out fault memory and clear if necessary.
			AD00.00-P-2000-06FR
	Risk of burn injuries , suffocation and poisoning when working on the exhaust system and the components connected to it. Risk of suffocation and risk of poisoning caused by inhalation of gaseous and solid components of the exhaust. Risk of poisoning caused by skin contact with solid components of the exhaust.	Wear protective clothing and safety glasses. Use the extraction system. Move people out of the hazard area.	AS49.00-Z-0001-01A
	Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running.	Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
7	Perform engine test run. While doing so, check engine for proper operation and leak tightness.

CHARGE AIR PIPE/CHARGE AIR COOLING

Number	Designation		Engine 256.9
BA09.41-P-1007-01MRT	Screw, pressure transducer to charge air line	Nm	8

Fig 2: Identifying Assembly Tool (000 589 93 63 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1010-06A	Lubricant, rubber assembly 1 L	A 000 989 03 67