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Remove/install vacuum pump - AR43.05-P-1320MMI

MODEL 172.4 with ENGINE 152.9 

Fig 1: Identifying Vacuum Pump Remove/Install Components (1 Of 2)
G10248166Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Vacuum Pump Remove/Install Components (2 Of 2)
G10248167Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
1 Remove air filter housing (1).   AR09.10-P-1150MMI
2 Detach wiring harness (2) from engine suspension lug (3)    
3 Unclip engine wiring harness (4) from bracket (5)    
4 Unclip vehicle wiring harness (6) from bracket (5)    
5 Remove bracket (5)    
6 Detach vacuum line (7) from intake manifold and vacuum pump (8) and place to one side    
7 Remove bolts (8s) for vacuum pump (8) INSTALLATION IMPORTANT Replace bolts (8s).  
TORQUE SPECIFICATION *BA43.05-P-1001-01K 
8 Remove vacuum pump (8) upwards INSTALLATION IMPORTANT Clean sealing surfaces and sealing ring (9) Note position of drive plate for vacuum pump (8) during assembly.  
9 Install in the reverse order    
DANGER Risk of accident  caused by vehicle starting off by itself when engine is running. Risk of injury  caused by contusions and burns during starting procedure or when working near the engine as it is running Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.
AS00.00-Z-0005-01A
10 Test run engine and carry out leak check    
VACUUM PUMP

Number Designation Engine 152
BA43.05-P-1001-01K Bolt, vacuum pump to cylinder head/cylinder head cover Nm 9