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Remove/install pressure transducer for boost pressure control - AR07.17-P-7002GQC

ENGINE 276.8 in MODEL 166, 251 

Fig 1: Identifying Pressure Transducer For Boost Pressure Control Remove/Install Components
G09981626Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
DANGER Risk of injury  caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. No parts of the body or limbs should be within the operating area when the components are moving. AS00.00-Z-0011-01A
IMPORTANT Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
1 Remove engine cover INSTALLATION IMPORTANT Ensure correct seating of the engine cover.  
2 Remove right engine air intake duct upstream of left air filter   AR09.10-P-1150GQC
3 Disconnect electrical connection (2) at boost pressure control pressure transducer (Y31/5).    
4 Remove bracket (3) from low-temperature circuit coolant expansion reservoir (1)    
5 Detach vacuum hose (4) from boost pressure control pressure transducer (Y31/5) INSTALLATION IMPORTANT To avoid swapping of the vacuum hoses (4), mark vacuum hoses (4) relative to the respective connectors if necessary.  
6 Remove screw/bolts (5) and take out boost pressure control pressure transducer (Y31/5) upwards    
7 Install in the reverse order    
8 Read out fault memory using the diagnostic system and clear if necessary    
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04A