Component Testing
WARNING: This page is about a different car, the 2009 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
Steering Wheel Control Switch - Left (Without K59)
- Disconnect the harness connector at the steering wheel controls switch - left.
- Cruise control switch ON, measure the resistance between terminal 1 and terminal 3 while individually activating and holding each cruise control function switch and compare the resistance reading to the values in the table below.
- If not within the specified resistance range, replace the steering wheel controls switch - left.
| Function Switch | Minimum Resistance Value | Maximum Resistance Value |
|---|---|---|
| Off | O.L. | O.L. |
| On | 7.8k Ohms | 8.6k Ohms |
| - SET | 1.2k Ohms | 1.3k Ohms |
| + RES | 2.7k Ohms | 3.0k Ohms |
| Cancel | 1.4k Ohms | 1.6k Ohms |
Steering Wheel Control Switch - Left (With K59)
- Disconnect the harness connector at the steering wheel controls switch - left.
- Cruise control switch ON, measure the resistance between terminal 1 and terminal 5 while individually activating and holding each cruise control function switch and compare the resistance reading to the values in the table below.
- If not within the specified resistance range, replace the steering wheel controls switch - left.
| Function Switch | Minimum Resistance Value | Maximum Resistance Value |
|---|---|---|
| Neutral | O.L. | O.L. |
| Cancel | 1.9k Ohms | 2.1k Ohms |
| Gap Up | 3.5k Ohms | 3.7k Ohms |
| Gap Down | 6.6k Ohms | 6.8k Ohms |