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 147 (SECM GUIDED ROUTINE TESTING)DTC/SYMPTOM SELECTIONDTC INDEXDTC U2001: REDUCED SYSTEM FUNCTION
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, AWD
DTC U2001: Reduced System Function
2021 Ford Transit-350 HD Base, Van Cargo Extended, 3.5L Eng VIN 8, AWDSECTION DTC U2001: Reduced System Function
WARNING: This page is about a different car, the 2018 Lincoln MKX and 2018 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.
| Failure | Action |
|---|---|
| 02 | This DTC is informational only and is used in the factory for system check at the end of assembly. SET the ignition to ON and, using a diagnostic scan tool, CARRY OUT the SASM Module Reset routine. Using a diagnostic scan tool, CLEAR the SECM DTCs. SET the ignition to OFF and then START the engine and WAIT at least 20 seconds for the SECM to wake up and test the adaptive steering system. Using a diagnostic scan tool, CARRY OUT the SECM self-test. If the DTC returns, INSTALL a new SASM-clockspring assembly. REFER to Supplemental Restraint System article |
| 53 | Go to PINPOINT TEST J |
| 68 | This DTC sets when the SASM receives a temperature fault from the SASM. SET the ignition to OFF and WAIT at least 5 minutes. SET the ignition to ON and, using a diagnostic scan tool, CARRY OUT the SASM Module Reset routine. Using a diagnostic scan tool, CLEAR the SECM DTCs. SET the ignition to OFF and then START the engine 68 and WAIT at least 20 seconds for the SECM to wake up and test the adaptive steering system. Using a diagnostic scan tool, CARRY OUT the SECM self-test. If the DTC returns, INSTALL a new SASM-clockspring assembly. REFER to Supplemental Restraint System article |
| 92 | Go to PINPOINT TEST K |
| 98 | This DTC sets when the SASM temperature equals or exceeds 93 degrees C (199 degrees F). SET the ignition to OFF and WAIT at least 5 minutes. SET the ignition to ON and, using a diagnostic scan tool, CARRY OUT the SASM Module Reset routine. Using a diagnostic scan tool, CLEAR the SECM DTCs. SET the ignition to OFF and then START the engine and WAIT at least 20 seconds for the SECM to wake up and test the adaptive steering system. Using a diagnostic scan tool, CARRY OUT the SECM self-test. If the DTC returns, INSTALL a new SASM-clockspring assembly. REFER to Supplemental Restraint System article |
| 9A | This DTC sets when there are DTCs set in the PSCM. DIAGNOSE the PSCM DTCs. REFER to Power Steering article |
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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.