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.
2018 Ford Fiesta SE, 4D Hatchback, Standard TransFACTORY OEM SERVICE PROCEDURE
Anti-Lock Brake System (Abs) And Stability Control
- Description And Operation
- Anti-Lock Brake System (ABS) and Stability Control - Overview
- Anti-Lock Brake System (ABS) and Stability Control - System Operation and Component Description
- System Diagram
- Network Message Chart
- Anti-Lock Brake System (ABS) Function
- Electronic Brake Force Distribution (EBD)
- AdvanceTrac®
- Hill Start Assist
- MyKey® Interaction
- Stability-Traction Control Indicator (Sliding Car Icon)
- Stability-Traction Control Disabled Indicator (Sliding Car OFF Icon)
- Component Description
- Diagnosis And Testing
- Anti-Lock Brake System (ABS) and Stability Control
- DTC Charts
- Symptom Chart(s)
- Pinpoint Test(s)
- Pinpoint Test A : U3003:16
- Pinpoint Test B : Wheel Speed Sensor Erratic Signal DTCS
- Pinpoint Test C : C0040:64
- Pinpoint Test D : U0140:00
- Pinpoint Test E : The Traction Control System Cannot Be Disabled -- Vehicles Equipped With A 1.6L Ti-VCT Engine
- Pinpoint Test F : U3003:17
- Pinpoint Test G : Stability Control Sensor Signal Failure DTCS
- Pinpoint Test H : C0020:13, C0020:71
- Pinpoint Test I : U0100:00
- Pinpoint Test J : U0131:00
- Pinpoint Test K : Steering Wheel Position Sensor Signal Failure Diagnostic Trouble Codes (DTCS)
- Pinpoint Test L : Wheel Speed Sensor Electrical Fault DTCS - Front
- Pinpoint Test M : Wheel Speed Sensor Electrical Fault DTCS - Rear
- Pinpoint Test N : U3002:62
- Pinpoint Test O : C006B:00
- Pinpoint Test P : The Traction Control System Cannot Be Disabled -- Vehicles Equipped With A 1.6L GTDI Engine
- Pinpoint Test Q : P0557, P0558
- Anti-Lock Brake System (ABS) and Stability Control
- General Procedures
- Removal And Installation
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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