Component Testing
- Ignition OFF, disconnect the harness connector at the steering wheel switch assembly.
- Test for 0.5-O.L. Ω between the scroll wheel terminals listed below, while rotating each steering wheel scroll wheel several times through its full range of motion.
- Right steering wheel scroll wheel terminal 1 and terminal 2.
- Left steering wheel scroll wheel terminal 3 and terminal 4.
- If not within the specified range or is erratic, replace the steering wheel switch.
- Test the resistance between the signal terminal 6 and the low reference terminal 5 while depressing the appropriate steering wheel controls switch button listed below.
- If not the specified value, replace the steering wheel switch.
| Function Switch | Minimum Resistance Value | Maximum Resistance Value |
|---|---|---|
| Mute | 90 Ω | 110 Ω |
| Phone/Talk | 225 Ω | 275 Ω |
| Disc Change | 400 Ω | 460 Ω |
| Source | 600 Ω | 720 Ω |
| Trip | 900 Ω | 1 kΩ |
| Call End | 3.33 kΩ | 4.14 kΩ |
| No Switch Pressed | 6.50 kΩ | 7.80 kΩ |