FixVault

Operate central locking with transmitter key, function - GF80.20-P-2002T

MODEL 211.0/2 

Fig 1: Identifying Transmitter Key Buttons
G07265445Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

The following functions can be performed via the transmit buttons on the transmitter key (A8/1):

Reception of the "Unlock" signal is indicated by the turn signal lamps flashing once; "Lock" by flashing three times

The acknowledgment is output via the left turn signal lamp (E1e5), right turn signal lamp (E2e5), left outer turn signal lamp (E3e1), right outer turn signal lamp (E4e1) and left outside mirror turn signal lamp (E6/5) and right (E6/6).

Remote trunk opening on model 211.0 

When the trunk lid is opened with the "Remote trunk opening" (3), the central locking remains inactive (no unlocking). The interior central locking and the ATA function display switch (N72/1s6) are not released, the vehicle is not unlocked. The trunk is locked after closing.

Lock with remote control key, function Model 211.0. GF80.20-P-3005T 
  Model 211.2. GF80.20-P-3005TA
Unlock with remote control key, function Model 211.0. GF80.20-P-3006T 
  Model 211.2. GF80.20-P-3006TA
Remote trunk opening (RTO), function Model 211.0. GF80.20-P-0006T