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Remove/install throttle valve actuator - AR07.61-P-1401MT

ENGINE 270 in MODEL 117, 156, 176, 242, 246.2 

Shown on model 246.2 

Fig 1: Identifying Throttle Valve Actuator Remove/Install Components - Shown On Model 246.2
G10250173Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
1 Switch off ignition    
2 Remove engine cover (1)    
3 Remove air filter housing (2)   AR09.10-P-1150MT
4 Unclip electrical connection for oxygen sensor upstream catalytic converter (G3/2x1) from bracket and disconnect    
5 Unclip electrical line for oxygen sensor upstream of catalytic converter from bracket and place to one side    
6 Remove charge air temperature sensor upstream of throttle valve (B17/7)    
7 Disconnect electrical connection from throttle valve actuator (M16/6)    
8 Unclip electrical line from throttle valve actuator (M16/6) and lay down to side    
9 Remove screw/bolt (4) for charge air pipe (5) at bracket    
10 Detach coolant line (6) to vacuum pump and engine suspension lug    
11 Remove screw/bolts (7) TORQUE SPECIFICATION Bolt, throttle valve actuator to charge air distributor *BA30.20-P-1002-01C 
12 Remove throttle valve actuator (M16/6) upwards INSTALLATION IMPORTANT Replace seals.  
13 Install in the reverse order    
14 Connect diagnostic system; read out fault memory.    
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04A
ELECTRONIC ACCELERATOR ACTUATOR

Number Designation ENGINE 270
BA30.20-P-1002-01C Bolt, throttle valve actuator to charge air distributor Nm 6