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.
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HOMESERVICE MANUALSFORD2021TRANSIT-350 HD BASE, VAN CARGO EXTENDED, 3.5L ENG VIN 8, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 363 (COLLISION WARNING AND COLLISION AVOIDANCE SYSTEM)DIAGNOSIS AND TESTINGCOLLISION WARNING AND COLLISION AVOIDANCE SYSTEMPINPOINT TESTSPINPOINT TEST I : U3003:1CNOTES
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, AWD
Pinpoint Test I : U3003:1C: Notes
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, AWDSECTION Notes
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Refer to Vehicle Emergency Messaging System for schematic and connector information.
Normal Operation and Fault Conditions
DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| U3003:1C | Battery Voltage: Circuit Voltage Out of Range | Sets in continuous memory if the HUD module detects battery voltage outside the valid range. |
Possible Sources
- Wiring, terminals or connectors
- Battery
- Generator
- HUD module
RENDER: 1.0x
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.