Component Testing
WARNING: This page is about a different car, the 2008 Isuzu Ascender, 2008 GMC Envoy, and 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Refer to SIR Caution
.
- Ignition OFF, disconnect the harness connector at the right steering wheel control switch.
- Test for less than 2,400 ohms between the ignition circuit terminal 1 and the ignition circuit jumper terminal 2.
- If not the specified range, replace the steering wheel control switch.
- Test for infinite resistance between the ignition circuit terminal 1 and the signal terminal 6 with the switch in the open position.
- If not the specified range, replace the steering wheel control switch.
- Test for less than 2,400 ohms between the ignition circuit terminal 1 and the signal terminal 6 with the switch in the closed position.
- If greater than the specified range, replace the right steering wheel control switch.
- Disconnect the harness connector at the left steering wheel control switch.
- Test for infinite resistance between the ignition circuit jumper terminal 1 and the signal terminal 5 with the switch in the open position.
- If not the specified range, replace the steering wheel control switch.
- Test for less than 12,000 ohms between the signal terminal 5 and the ignition circuit jumper terminal 1 with the switch in the closed position.
- If greater than the specified range, replace the steering wheel control switch.