Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Pinpoint Test T : U3006:1C: Notes
Vehicle Ground Information
Refer to Grounds for schematic and connector information.
Vehicle Power Information
Refer to Power Distribution for schematic and connector information.
Normal Operation and Fault Conditions
REFER to: Charging System - 2.7L EcoBoost (238kW/324PS)/3.5L EcoBoost (272kW/370PS) - System Operation and Component Description . REFER to: Charging System - 3.3L Duratec-V6/5.0L 32V Ti-VCT - System Operation and Component Description .
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U3006:1C | Control Module Input Power "A": Circuit Voltage Out of Range | A continuous memory DTC that sets in the BCM if the BCM detects out of range voltage on the voltage supply input circuits. |
Possible Sources
- Wiring, terminals or connectors
- Charging system concern
- Battery concern
- BJB
- BCM
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.