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 DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTMEMORY MODULESENGINE CONTROLS - POWERTRAIN DTC CHARTS & DESCRIPTIONS (EXCEPT DIESEL & HYBRID)DIAGNOSTIC TROUBLE CODE (DTC) CHARTS AND DESCRIPTIONSP00C1 - TURBOCHARGER/SUPERCHARGER BYPASS VALVE B CONTROL CIRCUIT LOW
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, AWD
P00C1 - Turbocharger/Supercharger Bypass Valve B Control Circuit Low
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, AWDSECTION P00C1 - Turbocharger/Supercharger Bypass Valve B Control Circuit Low
DTC DESCRIPTION P00C1 - TURBOCHARGER/SUPERCHARGER BYPASS VALVE B CONTROL CIRCUIT LOW
| Description: | This DTC sets when there is a short to ground in the TCBY2 circuit. | ||
| Possible Causes: |
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| Diagnostic Aids: | Check the harness for intermittent concerns, incorrect connections, routing, alterations and damage due to contact with other components. This DTC only sets when the valve is commanded closed. |
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| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | GO to Pinpoint Test HN. | ||
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.