Locking/unlocking with central locking interior switch, general - GF80.20-P-9611-01C

Interlinkage 

Fig 1: Identifying Locking/Unlocking With Central Locking Interior Switch Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Function 

When the CL interior switch is actuated the vehicle is locked or unlocked with the exception of the tank flap.

Function sequence 

The switch signal is read into the signal-acquisition and actuation module (N10/1) in the form of a voltage code and transferred to the PSE control module (A37) as a CAN message. The PSE control module (A37) locks or unlocks the vehicle pneumatically.