Pinpoint Test J : U1007:31: Notes
Diagnostic Overview
Diagnostics in this service information assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to Diagnostic Methods in Service Information for more information.
Refer to CHARGING SYSTEM for schematic and connector information.
Normal Operation and Fault Conditions
The battery current sensor is a Hall-effect sensor attached to the battery ground cable. It is supplied a 5-volt reference and ground from the BCM. The BCM reads the battery current sensor feedback voltage to determine how much current is flowing through the battery ground cable.
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U1007:31 | Lost Communication With Battery Monitoring Sensor "A": No Signal | This DTC sets when the BCM does not indicate current flow through the battery current sensor. |
Possible Sources
- BCM
- Battery current sensor
- Wiring, terminals or connectors
Visual Inspection and Diagnostic Pre-checks
- Inspect the battery current sensor.
- Inspect the wiring, terminals or connectors.
- Inspect for loose or corroded connections.