Repair Procedures: Inspection
- Measure a resistance of NTC and Heated pad.
- NTC resistance (Black/Yellow, Black) - 10.0 kΩ ± 10% (25°C)
- Heated pad resistance (Yellow, Black) - 1.6 ~ 2.0 Ω ± 10%
- Measure a temperature.
- The temperature of wheel surface grip must rise from -20°C to 20°C within 6 minute
- The temperature of wheel surface grip must keep 38°C ± 4°C after 25 minute
- At that time switch on, all measure point (1~8)
- Heated Steering Wheel Switch
- Check the continuity between the switch terminals as the Heated steering wheel switch is engaged.
| Pin No | Function |
|---|---|
| B27 | Heated steering wheel switch |
| B28 | Heated steering wheel switch IND |