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 376 (PASSIVE ANTI-THEFT SYSTEM (PATS) - VEHICLES WITH: KEYLESS VEHICLE SYSTEM)DIAGNOSIS AND TESTINGPASSIVE ANTI-THEFT SYSTEM (PATS)SYMPTOM CHARTSYMPTOM CHART: PATS
2021 Ford Edge SE, 4WD
Symptom Chart: PATS
2021 Ford Edge SE, 4WDSECTION Symptom Chart: PATS
WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .
| Condition | Possible Sources | Actions |
|---|---|---|
| No Key Detected displays in the message center | Refer to the Pinpoint Test | GO to Pinpoint Test A |
| The vehicle does not start with the passive key in certain areas within the vehicle but starts using the passive key backup location | Refer to the Pinpoint Test | GO to Pinpoint Test A |
| Unable to program keys | Refer to the Pinpoint Test | GO to Pinpoint Test A |
| Unable to turn the ignition on | Refer to the Pinpoint Test | GO to Pinpoint Test B |
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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.