Pinpoint Test N : DTC (Diagnostic Trouble Code) U3003:16: Notes
WARNING: This page is about a different car, the 2015 Ford C-Max. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Grounds for schematic and connector information.
Refer to Power Distribution/BCM for schematic and connector information.
Normal Operation and Fault Conditions
The BCM receives voltage at all time from the BJB fuse 3 (50A) and fuse 4 (50A).
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U3003:16 | Battery Voltage: Circuit Voltage Below Threshold | A continuous memory DTC that sets in the BCM if the BCM detects battery voltage below 9 volts on the voltage supply input. |
Possible Sources
- Fuse
- Wiring, terminals or connectors
- Charging system concern
- Battery concern
- BJB
- BCM