LR3/Disco 3
ATCM Harness Connector C1630 Pin Details
ATCM Harness Connector C2295 Pin Details
ATCM Harness Connector C2655 Pin Details
22
Medium speed CAN bus high
Yes
Yes
Input/Output
23
Compressor solenoid valve -
Yes
Yes
Input
24
Compressor solenoid valve +
Yes
Yes
Output
Pin No.
Description
System
Input/Output
Manual Automatic
1 and 2
Not used
-
-
-
3
Recirculation motor power feed/ground
Yes
Yes
Input/Output
4
Recirculation motor power feed/ground
Yes
Yes
Input/Output
5 to 8
Not used
-
-
-
9
Recirculation door motor feedback potentiometer signal
Yes
Yes
Input
10
Not used
-
-
-
11
Distribution and temperature blend motor ground
Yes
Yes
Input
12
Sensor power feed (evaporator temperature, recirculation motor
feedback, as applicable)
Yes
Yes
Output
13
Distribution and temperature blend motor power
Yes
Yes
Output
14
Distribution and temperature blend motor LIN bus
Yes
Yes
Input/Output
15 and
16
Not used
-
-
-
17
Blower module power drive
Yes
Yes
Output
18
Blower motor voltage sense
Yes
Yes
Input
19
Not used
-
-
-
20
Evaporator temperature sensor signal
Yes
Yes
Input
21 to 23
Not used
-
-
-
24
Recirculation door motor ground
Yes
Yes
Input
Pin No.
Description
System
Input/Output
Manual Automatic
1
Seat heater power supply, right
Yes
Yes
Input
2
Seat heater power supply, left
Yes
Yes
Input
3
Power supply to right front seat heaters
Yes
Yes
Output
4
Right front seat temperature sensor
Yes
Yes
Input
5
Left front seat temperature sensor
Yes
Yes
Input
6
Power supply to right front seat heaters
Yes
Yes
Output
Pin No.
Description
System
Input/Output
Manual Automatic
1
Permanent battery power supply
Yes
Yes
Input
2
Not used
-
-
-
3
Ground
Yes
Yes
Output
