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26 votes
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What is the most cost-efficient solution when door keys do not fit ignition?

Being a auto locksmith, I can 100% recommend that you have your door lock rekeyed to match your current ignition key. Cost will depend on location and if you remove the the lock yourself and take it ...
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  • 3,205
23 votes
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I have lost my original key and keyfob to my 2006 Corvette

Short answer, you can not. Your car is equipped with an immobilizer. With out a properly coded key/transponder chip you will not be able to start your car. It disables fuel and spark. Its possible you ...
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  • 3,205
13 votes
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How can I turn on the airbag on Mitsubishi Outlander without a key?

There is a metal key hidden in your FOB. The metal tab sticking out the top is the key, press the release button and the key will slide out.
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  • 9,449
11 votes

I have lost my original key and keyfob to my 2006 Corvette

Terrible answer - find your lost key If you know its definitely destroyed or overboard at sea then you're out of luck, but if you just misplaced it then look very hard everywhere it could be. Can you ...
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  • 2,591
8 votes
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Remote does not always lock/unlock the car: diagnosing RF receiver issues

I have had a similar issue with remote controls before. Just for completeness, I've already listed two things you've already tried -- they're primarily for anyone who reads this some time in the ...
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5 votes
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What is the funny looking thing attached to my new mazda3 key fob?

That is a dealer ID tag. The salesman and managers use it to check keys in and out. They should have taken it off of the key before they handed it to you. If you don't want it, just take it off and ...
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4 votes
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Can I disable my 2009 Volvo S40's remote key fob panic button?

I think the easiest way to disable it would be to take the fob apart and put a very small piece of tape on the contacts for the button. This would make it so you could reverse this without too much ...
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3 votes

Aluminum Foil Quick Fix re: Keyless Remote System (or If It Ain't Broke Should I Fix It?)

how do I know the foil's constant touching of the contacts on the motherboard isn't "invisibly" running down the battery, or doing something else that will damage the fob? You don't. A half assed ...
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  • 603
3 votes

2006 Camry Remote Control Programming doesn't save for more than a day

I found the following instructions here: http://freeremoteinstructions.com/toyota/toyota-camry-2002-2006/ Start with the key out of the ignition, drivers door is open all others closed and drivers ...
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  • 9,286
3 votes

Car door unlocks and motor can be started via remote when I don't want it to. How do I prevent this?

The smart key system you are referring to is specifically designed to work at very short distances requiring the key to be inside the car before it would start. When i worked at Mazda on cars with ...
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  • 15.9k
3 votes

volvo s40 2005 model, remote unresponsive

There are two things I can think of. First, the car might have lost the remote. Meaning that it no longer recognizes that the remote and must relearn it (through programming or whatever). Second, it ...
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3 votes

Wireless key locking/unlocking diagnosis

Your car should be in warranty, go talk with the dealer. This might be like this on all models or might be some other problem we can only guess it here.
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  • 1,177
3 votes

my car's keyless remote fob only works when outside of the pcb housing

If that happened to me, I would double check the battery for voltage when pressing the FOB buttons, and I would also check the battery contacts for possible corrosion. It sounds like the plastic FOB ...
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  • 2,095
2 votes

2000 Camry does not enter programming mode

I had the same problem programming my 2000 Camrys (two different cars!) The instructions that finally worked involved the two cycles of 5x lock/unlock using the switch on the armrest console. I had to ...
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  • 21
2 votes

Functionality of buttons on keys.

I would leave this as a comment, but I cannot. The button on the BMW key is a light. There should be a bulb visible next to the metal key section. To open it up, press the button and slide the inner ...
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  • 121
2 votes

2000 Camry does not enter programming mode

I had same problem with my 2001 Camry--I had done this programming several years ago when I lost a key fob, so I knew it did work---however, when I went back to do it again, I could not get it to go ...
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  • 21
2 votes
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Can I resynchronise my Subaru (Cobra) key fob

It turns out the way to resynch a Cobra key fob is to hold both buttons down for about 6-8 seconds, or until the flashing lights stop flashing. You then release the buttons, and press each of them ...
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  • 18.5k
2 votes
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Car door unlocks and motor can be started via remote when I don't want it to. How do I prevent this?

If the key doesn't have a battery you can remove, it might be powered by RFID. Try wrapping it in aluminium foil.
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  • 425
2 votes

How do you program the keyless entry remote for a 2012 Chevy Malibu

After consulting some online databases (google.com), special dealer equipment is needed to program the remote for a 2012 Malibu. Some GM cars to have a manual procedure to learn remotes, but this ...
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  • 13.2k
2 votes

My remote key fob only works a foot from my door.

The internal module that receives the signal probably had it's amplifier die. In order to make the signal from these small remotes work reliably, the low power signal from the key fob is received, ...
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2 votes

One Citroen C4 remote doesn't work after driving (but the other does)

You can always try and change the battery, even if it appears to work at times. It is probably the only facet of a fob key that we humans without programming devices can control
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2 votes
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Can I program a new key for my Toyota Corolla 2013?

The key for your Corolla is called a "G-Chip" key. You can purchase the key online (just search for your year and "g-chip" ... ensure it has the fob built in). Unfortunately you would need a ...
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2 votes

How can expand the functions of my key fob?

I am not sure how to do it yourself, but companies such as KP Technologies make modules to do almost all of the functions you would like to use. Note: I am in no way affiliated with this company, ...
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  • 6,017
2 votes

What is the most cost-efficient solution when door keys do not fit ignition?

Your cheapest option might be to leave everything keyed the way that it is and simply have separate keys for the door and for the ignition. You'd have to get a key made for the door, but that should ...
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  • 121
2 votes

Windshield Replacement on 2005 Hyundai Elantra, Key Fob no longer working?

It seems likely to me that before replacing the windshield, the shop disconnected the battery as a safety precaution. As such, the car lost its FOB programming. According to the information here: Key ...
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  • 9,449
1 vote

Programing a new #1 remote fob for 2008 C6 Corvette

There are actually two different procedures, one for programming new fobs and keeping the old, and a second procedure for programming all fobs. If you did the first procedure, you're just stacking ...
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1 vote
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How to reuse old Prius fob with different Prius

It seems like my old 2007 Prius fob successfully paired to be able to drive the car but cannot unlock the doors of my 2008 Prius. https://mechanics.stackexchange.com/a/12980/21953 and https://...
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  • 201
1 vote

My alarm key box dont work on a 1996 toyato Avalon

The key fob probably needs to be programmed to the car again. The below procedure should work for 2003-2008 Avalons. Procedure To Program Toyota Wireless Remote Transmitters: Begin with: The driver'...
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  • 9,035
1 vote

ford taurus 2010 sel. lights flashing

From your description (as light as it is), the symptoms lead me to believe you either have an open hatch somewhere, or one of the switches which detects open hatches is malfunctioning. In this ...
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1 vote
Accepted

Is there a way to invalidate "old" keys on a Toyota Corolla 2013?

When you get your new key programmed for your Corolla (ref: this question), they can have any other keys programmed out of the vehicle. It has to be done with a special programmer.
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