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HOMESERVICE MANUALSMERCURY2010MARINER HYBRID, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1002 (HANDLES, LOCKS, LATCHES AND ENTRY SYSTEMS)GENERAL PROCEDURESAUTOLOCK AND HORN CHIRP PROGRAMMINGAUTOLOCK PROGRAMMING USING THE POWER DOOR UNLOCK/LOCK PROCEDURE
2010 Mercury Mariner Hybrid, AWD

Autolock Programming Using the Power Door Unlock/Lock Procedure

2010 Mercury Mariner Hybrid, AWDSECTION Autolock Programming Using the Power Door Unlock/Lock Procedure
WARNING: This page is about a different car, the 2008 Mercury Mariner and 2008 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: The autolock feature can be activated/deactivated independently of the auto-unlock feature.
    NOTE: Prior to beginning this procedure, make sure that the anti-theft system is not armed, the ignition is in the OFF position, and all the vehicle doors, liftgate and liftgate glass are closed.
  1. Close all the doors, the liftgate and the liftgate glass.
  2. Confirm that the ignition is in the OFF position.
    3. NOTE: Steps 3 through 7 must be carried out within 30 seconds.
  3. Turn the ignition from OFF to ON.
  4. Press the door lock control switch UNLOCK button 3 times.
  5. Turn the ignition from ON to OFF.
  6. Press the door lock control switch UNLOCK button 3 times.
  7. Turn the ignition from OFF to ON. The horn will chirp once to indicate the system is in the enable/disable mode.
  8. Press the door lock control switch UNLOCK button once, then the LOCK button once to toggle the autolock feature ON/OFF. The horn will chirp once to indicate autolock is disabled. If the horn chirps twice (one short and one long chirp), the autolock feature has been enabled.
  9. Turn the ignition to the OFF position to exit the enable/disable mode. The horn will chirp once to indicate the procedure is complete.
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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.