Climate Control Unit Connector for Inputs and Outputs
| Connector Index |
|---|
| Climate Control Unit Connector A (32P) |
| Climate Control Unit Connector B (24P) |
CLIMATE CONTROL UNIT CONNECTOR A (32P) (female terminals)
| Cavity | Terminal name | Description | Signal |
|---|---|---|---|
| 1 | Not used | ---- | ---- |
| 2 | Not used | ---- | ---- |
| 3 | Not used | ---- | ---- |
| 4 | Not used | ---- | ---- |
| 5 | Not used | ---- | ---- |
| 6 | Not used | ---- | ---- |
| 7 | HUM DATA | Humidity/in-car temperature sensor communication signal | With vehicle in ON mode: pulses |
| 8 | B-CAN_L | B-CAN communication signal | With vehicle in ON mode: pulses |
| 9 | Not used | ---- | ---- |
| 10* | TSUN | Detects sunlight sensor signal | With vehicle in ON mode, and no sunlight or the sensor covered up: 3.56 V With vehicle in ON mode, and sunlight on the sensor: less than 3.56 V |
| 11 | TAM | Detects outside air temperature sensor signal | With vehicle in ON mode: about 0.2 - 4.9 V (depending on outside air temperature) |
| 12 | SENSOR COM | Sensor ground | With vehicle in ON mode: less than 0.2 V |
| 13 | Not used | ---- | ---- |
| 14 | Not used | ---- | ---- |
| 15 | Not used | ---- | ---- |
| 16 | Not used | ---- | ---- |
| 17 | Not used | ---- | ---- |
| 18 | Not used | ---- | ---- |
| 19 | Not used | ---- | ---- |
| 20 | Not used | ---- | ---- |
| 21 | Not used | ---- | ---- |
| 22 | A/C PTC2 RLY CL- | Signal for PTC heater A relay | With vehicle in ON mode and PTC heater A relay ON: less than 0.2 V With vehicle in ON mode and PTC heater A relay OFF: battery voltage |
| 23 | A/C PTC4 RLY CL- | Signal for PTC heater B relay | With vehicle in ON mode and PTC heater B relay ON: less than 0.2 V With vehicle in ON mode and PTC heater B relay OFF: battery voltage |
| 24 | TR | Humidity/in-car temperature sensor communication signal | With vehicle in ON mode: pulses |
| 25 | B-CAN_H | B-CAN communication signal | With vehicle in ON mode: pulses |
*: With automatic wiper
| Cavity | Terminal name | Description | Signal |
|---|---|---|---|
| 26 | S 5V | Outputs sensor 5 V | With vehicle in ON mode: about 5.0 V |
| 27 | Not used | ---- | ---- |
| 28 | GND | Ground for climate control unit (G404) | With vehicle in ON mode: less than 0.2 V |
| 29 | BUS-DATA | BUS-DATA communication signal | ---- |
| 30 | Not used | ---- | ---- |
| 31 | Not used | ---- | ---- |
| 32 | IG2 OPTION | IG2 power source | With vehicle in ON mode: battery voltage |
*: With automatic wiper
CLIMATE CONTROL UNIT CONNECTOR B (24P) (female terminals)
| Cavity | Terminal name | Description | Signal |
|---|---|---|---|
| 1 | S5V-H | Outputs sensor 5 V | With vehicle in ON mode: about 5.0 V |
| 2 | AMD-P-DR | Detects potentiometer signal of air mix control motor (door position) | With vehicle in ON mode: about 0.5 - 4.5 V (depending on air mix control motor position) |
| 3 | AMD-P-AS | Detects potentiometer signal of passenger's air mix control motor (door position) | With vehicle in ON mode: about 0.5 - 4.5 V (depending on passenger's air mix control motor position) |
| 4 | RFD-P | Detects potentiometer signal of recirculation control motor (door position) | With vehicle in ON mode: about 0.5 - 3.5 V (depending on recirculation control motor position) |
| 5 | MDD-P-DR | Detects potentiometer signal of mode control motor (door position) | With vehicle in ON mode: about 0.5 - 4.5 V (depending on mode control motor position) |
| 6 | Not used | ---- | ---- |
| 7 | Not used | ---- | ---- |
| 8 | T-EVA | Detects evaporator temperature sensor signal | With vehicle in ON mode: about 0.2 - 4.9 V (depending on evaporator temperature) |
| 9 | Not used | ---- | ---- |
| 10 | SENS COM-H | Sensor ground | With vehicle in ON mode: less than 0.2 V |
| 11 | BLOWER G | Outputs power transistor gate voltage | With vehicle in ON mode and fan control icon or fan control dial OFF: less than 0.2 V With vehicle in ON mode and fan control icon or fan control dial ON: about 4.0 V - battery voltage (depending on blower motor control) |
| 12 | BLOWER V | Feedback signal of power transistor drain voltage | With vehicle in ON mode: about 0 V - battery voltage (depending on blower motor speed) |
| 13 | M-HOT-DR | Output to air mix control motor to HOT side | With vehicle in ON mode and air mix control motor moving to HOT: battery voltage |
| 14 | M-COOL-DR | Output to drive air mix control motor to COOL side | With vehicle in ON mode and air mix control motor moving to COOL: battery voltage |
| 15 | M-HOT-AS | Output to drive passenger's air mix control motor to HOT side | With vehicle in ON mode and passenger's air mix control motor moving to HOT: battery voltage |
| Cavity | Terminal name | Description | Signal |
|---|---|---|---|
| 16 | M-COOL-AS | Output to drive passenger's air mix control motor to COOL side | With vehicle in ON mode and passenger's air mix control motor moving to COOL: battery voltage |
| 17 | M-REC | Output to drive recirculation control motor to RECIRCULATE side | With vehicle in ON mode and recirculation control motor moving to RECIRCULATE: battery voltage |
| 18 | M-FRS | Output to drive recirculation control motor to FRESH side | With vehicle in ON mode and recirculation control motor moving to FRESH: battery voltage |
| 19 | M-VENT-DR | Outputs to drive mode control motor to VENT side | With vehicle in ON mode and mode control motor moving to VENT: battery voltage |
| 20 | M-DEF-DR | Outputs to drive mode control motor to DEF side | With vehicle in ON mode and mode control motor moving to DEF: battery voltage |
| 21 | Not used | ---- | ---- |
| 22 | Not used | ---- | ---- |
| 23 | Not used | ---- | ---- |
| 24 | Not used | ---- | ---- |