GF54.21-P-0001-04G Multi-function control module (CCM), networking the components  

A7/5 Soft top mechanism hydraulic unit
A7/5b1 Overload protection thermocouple
A7/5k1 Relay
A7/5y1 Vario-roof solenoid valve
A75y2 Trunk lid cylinder
N10-3 Multi-function control module
S69/1 Vario-roof "closed" limit switch (right lug)
S69/2 Vario-roof "locked" limit switch (right rotary tumbler)
S69/3 Vario-roof "locked" limit switch (left rotary tumbler)
S69/7 Left trunk lid "closed/locked" limit switch
S69/8 Right trunk lid "closed/locked" limit switch
S69/9 Trunk lid "open" limit switch
S69/10 Trunk partition "closed" limit switch
S69/11 Vario-roof "open/lowered" limit switch
S69/12 Trunk lid rotary tumbler/trunk lamp toggle switch
S84 Vario-roof switch
 
    P54.21-0227-06

A37 PSE control module (combined)
B33 ATA inclination sensor
H3 Alarm horn
N7 Exterior lamp failure monitoring module
S9/1 Stop lamp switch (4-pin)
S62 Engine hood switch (ATA)
S69/11 Vario-roof "open/lowered" limit switch
S85/3 ATA status/towing protection switch
 
    P54.21-0224-06

A37 PSE control module (combined)
E15/1 Front dome lamp (with switch)
E18/1 Trunk lamp
N10-3 Multi-function control module
N18 Heater pushbutton control module
N19 AAC push button control module
R1 Rear window defroster
S17/3 Left front door contact switch
S17/4 Right front door contact switch
 
    P54.21-0223-06

M2/2 Module box blower motor
M6/1 Wiper motor
N10-3 Multi-function control module
S2 Starter switch
S4 Combination switch
X11/4 Data link connector
 
    P54.21-0222-06