Air Pump Switchover Valve, Component Description - GF14.30-P-2020A

Model 223 with engine 279 

Courtesy of MERCEDES-BENZ USA

Depiction valid for model 223 with engine M279 

The numbers on the pins indicate the pin numbering of the slots.

Fig 1: Air Pump Switchover Valve Components Location - Model 223 With Engine 279

Courtesy of MERCEDES-BENZ USA

Arrangement in model 223 with engine M279