Front Seat Heater Control Unit Connector for Inputs and Outputs
Front Seat Heater Control Unit 24P Connector (female terminals)
| Terminal number | Terminal name | Description | Signal |
|---|---|---|---|
| 1 | +B HEATER (DR) | Drives driver's seat heater | With driver's seat heater operation: pulse (depending on driver's seat temperature) If none of above conditions are met: less than 0.2 V |
| 2 | HEATER ECU +B | Power source for front seat heater control unit | With vehicle in ON mode: about battery voltage |
| 3 | +B HEATER (AS) | Drives front passenger's seat heater | With front passenger's seat heater operation: pulse (depending on front passenger's seat temperature) If none of above conditions are met: less than 0.2 V |
| 4 | GND(HEATER and ECU) | Ground for front seat heater control unit | Less than 0.2 V at all times |
| 5 | Not used | --- | --- |
| 6 | Not used | --- | --- |
| 7 | Not used | --- | --- |
| 8 | Not used | --- | --- |
| 9 | B-CAN_L | Communication line | --- |
| 10 | B-CAN_H | Communication line | --- |
| 11 | Not used | --- | --- |
| 12 | +THERMISTER (DR) | Detects +THERMISTER (DR) signal | With vehicle in ON mode: about 0.2 - 4.9 V (depending on driver's seat temperature) |
| 13 | +THERMISTER (AS) | Detects +THERMISTER (AS) signal | With vehicle in ON mode: about 0.2 - 4.9 V (depending on front passenger's seat temperature) |
| 14 | IG1 | IG1 power source | With vehicle in ON or START mode: about battery voltage |
| 15 | Not used | --- | --- |
| 16 | Not used | --- | --- |
| 17 | Not used | --- | --- |
| 18 | Not used | --- | --- |
| 19 | Not used | --- | --- |
| 20 | Not used | --- | --- |
| 21 | Not used | --- | --- |
| 22 | -THERMISTER (DR) | Ground for driver's seat heater thermistor signal | Less than 0.2 V at all times |
| 23 | -THERMISTER (AS) | Ground for front passenger's seat heater thermistor signal | Less than 0.2 V at all times |
| 24 | Not used | --- | --- |