Pinpoint Tests: Notes
The Cruise Control Is Inoperative
Refer to Wiring Diagrams Cell 31 for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Cruise Control - System Operation and Component Description .
For a description of the steering wheel switches, REFER to: Steering Wheel and Column Electrical Components - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Action |
|---|---|---|
| B112B:07 | Steering Wheel Module: Mechanical Failure | A DTC that sets when the BCM detects the steering wheel switch is not operating properly. |
| B112B:83 | Steering Wheel Module: Value of Signal Protection Calculation Incorrect | A DTC that sets when the BCM detects that all steering wheel switches are inoperative. |
Possible Sources
- Wiring, terminals or connectors
- Cruise control switches
- BPP switch
- Digital TR sensor
- Vehicle speed signal
- PCM
- SASM