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 MANUALSFORD2012EDGE AWD V6-3.5LREPAIR AND DIAGNOSISBODY AND FRAMEBODY CONTROL SYSTEMSTESTING AND INSPECTIONINITIAL INSPECTION AND DIAGNOSTIC OVERVIEWPRINCIPLES OF OPERATION
2012 Ford Edge AWD V6-3.5L
Principles Of Operation
2012 Ford Edge AWD V6-3.5LSECTION Principles Of Operation
Remote Function Actuator (RFA) Module
Principles of Operation
The Remote Function Actuator (RFA) module is only equipped when the vehicle has the Intelligent Access (IA) feature. On vehicles equipped with this option, the RFA (Remote Function Actuator) controls mostly the IA (Intelligent Access) and related entry/anti-theft systems (such as the power door locks and the liftgate release). The RFA (Remote Function Actuator) module communicates on the Medium Speed Controller Area Network (MS-CAN). The RFA (Remote Function Actuator) module controls the following functions:
- Intelligent Access (IA) feature
- Keyless entry keypad illumination
- Liftgate release
- Passive Anti-Theft System (PATS)
- Power door locks
- Remote Keyless Entry (RKE) 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.