: | Oct 26, 2004 |
1 | - | Pollution sensor (Japan only) |
2 | - | Sunlight sensor |
3 | - | ATCM |
4 | - | Evaporator temperature sensor |
5 | - | In-vehicle temperature sensor; In-vehicle temperature and humidity sensor (Japan only) |
6 | - | Refrigerant pressure sensor |
7 | - | Ambient air temperature sensor |
1 | - | Temperature switch |
2 | - | LH front seat heater switch |
3 | - | Distribution switch |
4 | - | RH front seat heater switch |
5 | - | Blower switch |
6 | - | Rear window heater switch (models with heated windshield) |
7 | - | Rear window heater switch (models without heated windshield) |
8 | - | Windshield heater switch (where fitted) |
9 | - | Economy switch |
10 | - | Recirculation switch |
1 | - | LH temperature switch |
2 | - | LH front seat heater switch |
3 | - | Blower switch |
4 | - | Automatic mode switch |
5 | - | RH front seat heater switch |
6 | - | RH temperature switch |
7 | - | Programmed defrost switch |
8 | - | Windshield heater switch |
9 | - | Rear window heater switch |
10 | - | Auxiliary climate control switch |
11 | - | System off switch |
12 | - | Economy switch |
13 | - | Recirculation switch (models without pollution sensing) |
14 | - | Recirculation switch (models with pollution sensing) |
15 | - | Distribution switch - feet |
16 | - | Distribution switch - face |
17 | - | Distribution switch - windshield |
A = C1629; B = C1630; C = C2655; D = C2295 |
Pin No. | Description | System | Input/Output | |
---|---|---|---|---|
Manual | Automatic | |||
1 | Sensor 5V reference voltage (refrigerant pressure, humidity, sunlight as applicable) | Yes | Yes | Output |
2 | Pollution sensor NO signal | No | Yes | Input |
3 | In-vehicle temperature sensor signal | No | Yes | Input |
4 | Refrigerant pressure sensor signal | Yes | Yes | Input |
5 | Sunlight sensor RH signal | No | Yes | Input |
6 | Pollution sensor PWM signal | No | Yes | Output |
7 | Blower relay coil | Yes | Yes | Output |
8 | Not used | - | - | - |
9 | Medium speed CAN bus low | Yes | Yes | Input/Output |
10 | Medium speed CAN bus high | Yes | Yes | Input/Output |
11 | Pollution sensor power feed | No | Yes | Output |
12 | Not used | - | - | - |
13 | Sensor ground (refrigerant pressure, ambient air temperature, pollution, humidity, in-vehicle temperature and front seat temperature, as applicable) | Yes | Yes | Input |
14 | Pollution sensor HC/CO signal | No | Yes | Input |
15 | Ambient air temperature sensor signal | Yes | Yes | Input |
16 | Humidity sensor signal | No | Yes | Input |
17 | Sunlight sensor LH signal | No | Yes | Input |
18 | Windshield heater relay | Yes | Yes | Input |
19 | Washer jets/exterior mirrors heater relay | Yes | Yes | Input |
20 | LIN bus (on models with auxiliary climate control) | Yes | Yes | Input/Output |
21 | Medium speed CAN bus low | Yes | Yes | Input/Output |
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 |
Ambient Air Temperature, °C (°F) | Engine Coolant Temperature, °C (°F) | |||
<10 (<50) | >10 to <30 (>50 to <86) | >30 to <60 (>86 to <140) | >60 (>140) | |
Warm-up Period, Minutes | ||||
>10 (>50) | 15 | 15 | 15 | 15 |
>5 to <10 (>41 to <50) | 15 | 15 | 15 | 15 |
>0 to <5 (>32 to <41) | 10 | 15 | 15 | 15 |
>-10 to <0 (>14 to <32) | 10 | 10 | 15 | 15 |
<-10 (<14) | 5 | 5 | 10 | 15 |
Priority | System | |
---|---|---|
Power Reduction | Inhibited | |
1 | - | Air suspension |
2 | - | Front seat heaters |
3 | - | Entertainment system |
- | 4 | Front seat heaters |
5 | - | Auxiliary climate control blower |
6 | - | Rear window heater |
7 | - | Windshield washer jet and exterior mirror heaters |
- | 8 | Windshield washer jet and exterior mirror heaters |
9 | - | Windshield heater |
10 | - | Primary climate control blower |
- | 11 | Auxiliary climate control blower |
- | 12 | Rear window heater |
- | 13 | Windshield heater |
Priority | System | |
---|---|---|
Power Reduction | Inhibited | |
- | 1 | Front seat heaters; windshield washer jet and exterior mirror heaters |
2 | - | Windshield heater |
3 | - | Rear window heater |
4 | - | Air suspension |
5 | - | Entertainment system |
- | 6 | Windshield heater |
- | 7 | Rear window heater |
8 | - | Auxiliary climate control blower |
- | 9 | Auxiliary climate control blower |
Priority | System | |
---|---|---|
Power Reduction | Inhibited Operation | |
- | 1 | Front seat heaters |
2 | - | Windshield heater |
3 | - | Rear window heater |
4 | - | Auxiliary climate control blower |
5 | - | Air suspension |
6 | - | Entertainment system |
- | 7 | Auxiliary climate control blower |
In-vehicle Temperature, °C (°F) | <-15 (5) | -15 to -10 (5 to 14) | -10 to 0 (14 to 32) | 0 to 15 (32 to 59) | 15 to 25 (59 to 77) | >25 (77) |
Time Delay, minutes | Remains at higher temperature until manually de-selected | 20 | 15 | 10 | 5 | 3 |
Phase | Time, minutes |
---|---|
Short defrost (-5°C (23°F) and above) | 10 |
Long defrost (less than -5°C (23°F)) | 15 |
Low power | 20 |
Subsequent operation | 10 |
Phase | Time, minutes |
---|---|
Short defrost (-5°C (23°F) and above) | 3 |
Long defrost (less than -5°C (23°F)) | 5 |
Low power | 10 |
Subsequent operation | 3 |
A = Hardwired connections; D = High speed CAN bus; N = Medium speed CAN bus; O = LIN bus |
1 | Face and feet distribution door motor | |
2 | Recirculation door motor | |
3 | Windshield distribution door motor | |
4 | Temperature blend motor | |
5 | A/C compressor solenoid valve | |
6 | Refrigerant pressure sensor | |
7 | Ambient air temperature sensor | |
8 | Evaporator temperature sensor | |
9 | ATCM | |
10 | ECM | |
11 | Engine Coolant Temperature (ECT) sensor | |
12 | Instrument cluster | |
13 | Blower control module | |
14 | Blower relay | |
15 | Fuse 51P, CJB (permanent battery power feed) | |
16 | Fusible link 12E, BJB | |
17 | Blower |
A = Hardwired connections; D = High speed CAN bus; N = Medium speed CAN bus; O = LIN bus |
1 | Face and feet distribution motor | |
2 | LH temperature blend motor | |
3 | Recirculation motor | |
4 | Windshield distribution motor | |
5 | RH temperature blend motor | |
6 | A/C compressor solenoid valve | |
7 | Sunlight sensor | |
8 | Pollution sensor | |
9 | Refrigerant pressure sensor | |
10 | In-vehicle temperature sensor (automatic system, all except Japan) or in-vehicle temperature and humidity sensor (automatic system, Japan only) | |
11 | Ambient air temperature sensor | |
12 | Evaporator temperature sensor | |
13 | ATCM | |
14 | ECM | |
15 | Engine Coolant Temperature (ECT) sensor | |
16 | Instrument cluster | |
17 | Blower control module | |
18 | Blower relay | |
19 | Fuse 51P, CJB (permanent battery power feed) | |
20 | Fusible link 12E, BJB | |
21 | Blower |