How do you Reset the Anti-theft on a Mercury Mountaineer?

How do you Reset the Anti-theft on a Mercury Mountaineer?

How to Reset a Mercury Mountaineer Alarm

1. Insert the ignition/door key in the door lock on the driver’s- side door of your Mountaineer.
2. Turn the key to the lock position.
3. Turn your key to the unlock position.
4. Turn your key to the lock position.
5. Turn your key to the unlock position. Your alarm is now disabled.

What to do if your Mercury Mountaineer won’t start?

If your Mountaineer still will not start, and the flashing red light begins blinking rapidly when you attempt to start it, something is obviously malfunctioning. Either have the key reprogrammed or have more extensive troubleshooting and repairs done to the P.A.T.S. system by a certified technician.

How do you reset P.A.T.s on a mountaineer?

Unlock the door and insert the programmed key into the ignition and start the Mountaineer. In most cases this will reset the P.A.T.S. system and allow you to drive away. In the event it does not, move on to Step 2.

How to reset an anti theft system for a Mercury Mountaineer?

At that time, the little red light should return to blinking at the slower, passive rate. If, once again, the Mountaineer fails to start, continue to Step 3. Raise the hood and use the battery terminal wrench, or a standard box wrench, to remove the negative battery cable. Wait 15 minutes before reconnecting the cable, then repeat Step 1.

Why is my p.a.t.s.engaged on my Mercury Mountaineer?

If the P.A.T.S. is engaged on your Mercury Mountaineer, chances are someone either tried to steal your vehicle or tried to start it with a key that was not programmed to the P.A.T.S. transponder in your vehicle’s dash. Either way, you must reset it before you can operate the Mountaineer.

What are common reasons my Mercury Mountaineer won’t start?

What are common reasons my Mercury Mountaineer won’t start? While there are a variety of reasons your Mercury Mountaineer won’t start, the most common 3 are a dead battery, an alternator problem, or failed starter.

How to disable the alarm on a mountaineer?

Turn your key to the unlock position. Your alarm is now disabled. If your key fob works, you can also press the unlock or alarm-disable button on the fob. Start the Mountaineer’s engine and allow the vehicle to run for at least 10 minutes. This will allow the alarm to relearn the default settings.

At that time, the little red light should return to blinking at the slower, passive rate. If, once again, the Mountaineer fails to start, continue to Step 3. Raise the hood and use the battery terminal wrench, or a standard box wrench, to remove the negative battery cable. Wait 15 minutes before reconnecting the cable, then repeat Step 1.

What should I do before starting my mountaineer?

Start the Mountaineer’s engine and allow the vehicle to run for at least 10 minutes. This will allow the alarm to relearn the default settings. You must make sure that you have disabled the alarm first, however, before you attempt to start the vehicle, so that the alarm will reset itself.