Pinpoint Test A : The Cruise Control Is Inoperative: Notes
WARNING: This page is about a different car, the 2017 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Cruise Control for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Steering Wheel and Column Electrical Components - System Operation and Component Description .
REFER to: Cruise Control - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B112B:07 | Steering Wheel Module: Mechanical Failure | Continuous memory DTC that sets in the BCM when the steering wheel switches are not operating correctly. |
| B112B:83 | Steering Wheel Module: Value of Signal Protection Calculation Incorrect | Continuous memory DTC that sets in the BCM when the steering wheel switch signal is missing from the SASM on the LIN circuit to the BCM. |
| B112B:87 | Steering Wheel Module: Missing Message | Continuous memory DTC that sets in the BCM when the steering wheel switch signal is missing from the SASM on the LIN circuit to the BCM. |
Possible Sources
- Wiring, terminals or connectors
- Cruise control switch
- Digital TR sensor (if equipped)
- PCM
- BCM
- SASM
- BPP switch