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.
2009 Ford Mustang V8-5.4L SCFACTORY OEM SERVICE PROCEDURE
Autolock and Auto-Unlock Programming
Autolock and Auto-Unlock Programming
NOTE: Manual transmission vehicles are not equipped with an autolock feature.
1. Electronically unlock the vehicle using the Remote Keyless Entry (RKE) transmitter or the power lock control switch.
2. Close all doors.
3. Confirm the key is in the OFF position.
4. Turn the key from OFF to ON.
5. NOTE: Steps 4 through 8 must be carried out within 30 seconds.
Press the door lock control switch UNLOCK button 3 times.
6. Turn the key from ON to OFF.
7. Press the door lock control switch UNLOCK button 3 times.
8. Turn the key from OFF to ON.
9. Verify that the horn chirps. This indicates the system is in the enable/disable mode and is ready to accept program changes.
10. Press the door lock control switch UNLOCK then LOCK button once to toggle the autolock/relock feature OFF.
11. Verify that the horn chirps 1 time. There should be only 1 chirp indicating that autolock/relock feature is disabled. If 1 chirp is heard, followed by a longer sound of the horn, the autolock/relock feature is enabled. Return to Step 9.
12. Turn the key to the OFF position to exit the enable/disable mode.
13. Verify that the horn chirps once to indicate that a feature has been changed.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.