Normal Operation
WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
The Driver Seat Module (DSM) monitors the voltage from the battery to determine if it goes above or below specific thresholds.
- DTC B1317 (Battery Voltage High) - a continuous memory or on-demand DTC that sets when the DSM detects battery voltage above 15.5 volts on circuit SBB32.
This pinpoint test is intended to diagnose the following:
- Charging system concern
- DSM