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 129 (LANE KEEPING SYSTEM)
2021 Ford Edge SE, 4WD
Section 129 (Lane Keeping System)
2021 Ford Edge SE, 4WDSECTION Section 129 (Lane Keeping System)
WARNING: This page is about a different car, the 2018 Ford F-550 Super Duty, 2018 Ford F-450 Super Duty, 2018 Ford F-350 Super Duty, and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
- Description And Operation
- Diagnosis And Testing
- Lane Keeping System
- IPMA DTC Chart
- Symptom Chart(s)
- Pinpoint Tests
- Pinpoint Test A : The Lane Keeping System Does Not Turn On Or Activate
- Pinpoint Test B : The Lane Keeping System Does Not Provide Feedback When Activated
- Pinpoint Test C : DTC (Diagnostic Trouble Code) B12D8:11, DTC (Diagnostic Trouble Code) B12D8:13
- Pinpoint Test D : The Message Center Displays A 'Front Camera Malfunction Service REQUIRED' Message
- Pinpoint Test E : DTC (Diagnostic Trouble Code) U0100:87
- Pinpoint Test F : DTC (Diagnostic Trouble Code) U0130:87
- Pinpoint Test G : DTC (Diagnostic Trouble Code) U0140:87
- Pinpoint Test H : DTC (Diagnostic Trouble Code) U0151:87
- Pinpoint Test I : DTC (Diagnostic Trouble Code) U0155:87
- Pinpoint Test J : DTC (Diagnostic Trouble Code) U0212:87
- Lane Keeping System
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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.