Connection diagram of intake manifold - AR09.20-P-1310-01E

Function diagram of vacuum supply model 124, engine 119.974/975 

Fig 1: Function Diagram Of Vacuum Supply Model - model 124, engine 119.974/975

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Function diagram of vacuum supply model 129, engine 119.972 

Fig 2: Function Diagram Of Vacuum Supply - Model 129, Engine 119.972

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Function diagram of vacuum supply model 140, engine 119.970/971 

Fig 3: Function Diagram Of Vacuum Supply - Model 140, Engine 119.970/971

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Function diagram of vacuum supply model 140, engine 119.970/971 

Fig 4: Function Diagram Of Vacuum Supply - Model 140, Engine 119.970/971

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.