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Remove/install throttle valve actuator - AR07.51-P-1401ELB

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ENGINES 157, 278 in MODEL 212, 218 

ENGINES 278 in MODEL 207 

Illustrated on model 218.373 

Fig 1: Throttle Valve Actuator Remove/Install Components - Model 218.373 (1 Of 2)
G09974688Courtesy of MERCEDES-BENZ USA
Fig 2: Throttle Valve Actuator Remove/Install Components - Model 218.373 (2 Of 2)
G09974689Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
1 Remove intake manifold (1)   AR09.20-P-1310ELB
2 Disconnect electrical connectors on intake air temperature sensor (B17) and pressure sensor downstream of throttle valve (B28/6)    
3 Disconnect electrical plug connector on throttle valve actuator (M16/6)    
4 Unclip electrical line (4) on throttle valve actuator (M16/6)    
5 Unscrew bolts (5) for charge air cooler (2) on intake manifold (1) TORQUE SPECIFICATION *BA09.41-P-1001-01O 
6 Loosen clamp (6) for intake manifold (1) on throttle valve actuator (M16/6)    
7 Detach charge air cooler (2) and throttle valve actuator (M16/6) on intake manifold (1)    
8 Unclip electrical line (3) on throttle valve actuator (M16/6)    
9 Remove bolts (7) on throttle valve actuator (M16/6) TORQUE SPECIFICATION *BA09.41-P-1002-01O 
10 Detach throttle valve actuator (M16/6) from charge air cooler (2) INSTALLATION IMPORTANT Ensure correct seating of the seal between throttle valve actuator (M16/6) and charge air cooler (2)  
11 Remove seal (8) for throttle valve actuator (M16/6) on charge air cooler (2) INSTALLATION IMPORTANT Install new seal (8). Hook seal (8) onto charge air cooler (2).  
12 Install in the reverse order    
13 Read out fault memory with STAR DIAGNOSIS and erase if necessary   AD00.00-P-2000-04A
CHARGE AIR PIPE/CHARGE AIR COOLING

Number Designation Engine 157 Engine 278
BA09.41-P-1001-01O Bolt, charge air cooler to charge air distribution line Nm 9 9
BA09.41-P-1002-01O Bolt, throttle valve actuator to charge air cooler Nm 9 9