HECU Connector Inspection: Notes
VOLTAGE RANGE REFERENCE
| Pin No. | Name | Current range (12V/20°C standard) | Voltage range | Remark |
|---|---|---|---|---|
| 46,33,37,42 | Wheel speed sensor (FL, FR, RL, RR) Ground | 7-14 mA | 0-12V | |
| 45,34,36,43 | Wheel speed sensor (FL, FR, RL, RR) Signal | 7-14 mA | 0-12V | |
| 13 | ESC (TCS) Warning lamp | Max.100mA | 0-18V | With ESC |
| 4 | IGN1 | Max.150mA | 0-18V | |
| 16 | Ground | Max.25A | 0-18V | |
| 40 | ESC (TCS) Switch | Max.10mA | 0-18V | |
| 1 | Battery (B+) | Max. 30A | 0-18V | |
| 19 | Pressure sensor (No. 1) Ground | Max. 20mA | 5V | With ESC |
| 20 | Pressure sensor (No. 1) Signal | Max.10mA | 5V | With ESC |
| 18 | Pressure sensor (No. 1) Power | Max. 20mA | 5V | With ESC |
| 21 | Pressure sensor (No. 1) Ground | Max. 20mA | 5V | With ESC |
| 23 | Pressure sensor (No. 1) Signal | Max.10mA | 5V | With ESC |
| 22 | Pressure sensor (No. 1) Power | Max. 20mA | 5V | With ESC |
| 47 | Ground | Max.30A | 0-18V | |
| 32 | Battery (B+) | Max.20A | 0-18V | |
| 12 | Wheel speed sensor output (FR) | Max.10mA | - | |
| 10 | Wheel speed sensor output (RL) | Max.10mA | - | |
| 28 | Steering wheel angle sensor (ST1) | Max.10mA | 0-18V | With ESC |
| 30 | Steering wheel angle sensor (ST2) | Max.10mA | 0-18V | With ESC |
| 5 | Steering wheel angle sensor Ground | Max.100mA | 0-18V | With ESC |
| 11 | CAN (High) | Max.10mA | 0-18V | |
| 15 | CAN (Low) | Max.10mA | 0-18V | |
| 17 | ESC (TCS) Function lamp | Max.100mA | 0-18V | With ESC |
| 3 | Steering-wheel angle sensor (STN) | Max.10mA | 0-18V | With ESC |
| 2 | Self-Diagnosis (Diag. k line) | Max.100mA | 0-18V | |
| 41 | Brake switch | Max.10mA | 0-18V | |
| 44 | ABS Warning lamp | Max.20mA | 0-18V | |
| 25 | Yaw-rate & lateral acceleration sensor (CAN Low) | Max.10mA | 0-18V | With ESC |
| 29 | Yaw-rate & lateral acceleration sensor (CAN High) | Max.10mA | 0-18V | With ESC |
| 6 | Yaw-rate & lateral acceleration sensor Power | Max.250mA | 0-18V | With ESC |
| 31 | Yaw-rate & lateral acceleration sensor Ground | Max.250mA | 0-18V | With ESC |
| 38 | PCC1 | Max.10mA | - | |
| 9 | PCC2 | Max.10mA | - | |
| 8 | Steering wheel angle sensor (ST1) output | - | 5V | With ESC |
| 39 | Steering wheel angle sensor (ST2) output | - | 5V | With ESC |