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 MANUALSFORD2021EDGE SE, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 505 (ELECTRONIC POWER ASSIST STEERING (EPAS) GUIDED ROUTINE)DTC/SYMPTOM SELECTIONDTC INDEXPSCM - POWER STEERING CONTROL MODULEDTC U0155: LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULEDIAGNOSTIC AIDS
2021 Ford Edge SE, 4WD
Diagnostic Aids
2021 Ford Edge SE, 4WDSECTION Diagnostic Aids
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DTC U0155:00 indicates a possible failure of the HS-CAN which can be due to a circuit fault in the HS-CAN, the PSCM wiring harness or a IPC concern.
Do not install a new PSCM as part of the repair for a PSCM DTC U0155:00.
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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.