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 333 (VEHICLE DYNAMIC SUSPENSION)
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, AWD
Section 333 (Vehicle Dynamic Suspension)
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, AWDSECTION Section 333 (Vehicle Dynamic Suspension)
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.
- Description And Operation
- Diagnosis And Testing
- Vehicle Dynamic Suspension
- DTC Chart: Vehicle Dynamics Control Module (VDM)
- Symptom Chart
- Pinpoint Tests
- Pinpoint Test A : U3003:16
- Pinpoint Test B : U3003:17
- Pinpoint Test C : P1758:19
- Pinpoint Test D : Damper Solenoid Electrical Faults
- Pinpoint Test E : Height Sensor Electrical Faults
- Pinpoint Test F : U0100:87
- Pinpoint Test G : U0121:87
- Pinpoint Test H : U0131:87
- Pinpoint Test I : U0140:87
- Pinpoint Test J : U0151:87
- Pinpoint Test K : U0155:87
- Pinpoint Test L : U0253:87
- Pinpoint Test M : VDM (Vehicle Dynamics Control Module) Configuration Concern
- Pinpoint Test N : Height Sensor Plausibility Failure Concern
- Pinpoint Test O : Rear Height Sensor Concern
- Pinpoint Test P : U0401:00
- Pinpoint Test Q : U0415:00
- Pinpoint Test R : U0420:00
- Pinpoint Test S : U0422:00
- Pinpoint Test T : U0452:00
- Vehicle Dynamic Suspension
- Removal And Installation
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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.