Connection of Components

A Infrared remote central locking (RCL)
B Drive authorization system stage X (activation of motor electronics via transponder)
A26/1 Left front door IR receiver (RCL)
A26/2 Right front door IR receiver (RCL)
A26/3 Trunk lid IR receiver (RCL)
CAN Control-Area-Network
L11 Coil for transponder
M14/1 Supply pump (CL)
N54 RCL control module
N54/1 IR DAS control module
52/1 Ignition/starter switch
S47 Left front door actuator
S86/1 Left front door lock switch (CF)
S88s1 ATA/CF microswitch
X11/4 Data link connector (DTC readout)
1 IR transmitter key with transponder
2 Engine control module
3 Engine