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Lost Keys, unable to get transponder working!

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Hi all!

Hope alls well in the world of Skoda...

Right, my sob story goes like this,

I drove into Ipswich on Friday night (to save about

Are the new keys from a dealer or from eBay? I haven't had to use the emergency start code but I see from the handbook that you have to start the car within 45 minutes of deactivating the immobiliser. There is no mention of the car only running for 45 minutes thereafter.

The only thing I can think of is the codes for the new keys transponder is wrong and you have programmed the ecu with the wrong code.

I suspect that the new keys had the wrong type of transponder in them. How did you get 2 keys so quickly?, discounting the fact that there is not a Skoda dealer in Ipswich (the nearest one is 15 miles down the A14), to get the immobiliser PIN you need the serial number which needs to read from the car for which the ignition needs to be on and you need a key. If the keys came from Skoda the earliest parts delivery to the dealer would have been yesterday (Tuesday). £90 for two keys with a callout to the car - seems very cheap to me.

  • Author

Sorry for the delay guys, thanks for the replies...

I have now got my old key back (I found the taxi) but that doesn't work anymore - bugger!:mad:

The guy that came out to help was from a 24HR locksmith company 'Attendalock' that specialises in car security.

Both key and immobiliser codes were obtained from a Skoda dealer from my reg and chassis number.

I gave him the key code, he then cut 2 new keys on the spot (not proper Skoda keys) with a special machine - you type in your code, it then cuts a key.:cool:

After getting in the car and connecting his diagnostic equipment he entered the immobiliser code, my car accepted the code saying 'Access Gained', so I think we can rule out an incorrect code.

The keys may well have the wrong transponder but he used the one his big black book of transponders recommended ie a 2001 1.9Tdi Octavia.:confused:

I now have 3 keys although none will disable the immobiliser as my old key was disabled when he tried to match the 2 new ones - Life's a bitch!:mad:

I'm limping around using the emergency start n its booked in to Vindis next week to try n re code all three.:thumbup:

Thanks for your help but I don't see a way to get my old one working without a trip to the dealer.

Lesson learned (don't take car keys on a night out :o unless you have at least one spare set!)

Has your original key got a 'W' on the black part of the blade?

Has your original key got a 'W' on the black part of the blade?
I had a look at one of my keys and found every other number apart from a minute W which I eventually spotted at the very base of the key at right angles to the letters HAA. My key (remote end) is PN 1JO 959 753 AG which ETKA says is 433Mhz but the remote has Hella 434MHz printed on it. The transponder end has VB7 243 >PA GF 50< on the inside, plus FAB stamped on one side of the key and HAA with w on the other. I think I will keep a record of that lot in case I ever need to buy the correct key/remote.

The 'W' signifies that the car has a variable code transponder. These came in as the facelifted model was introduced. We had a new one delivered with only one key, we ordered a key and it would not program, ordered another key and still the same, called in the technical area representative who eventually sussed out that the key had the older fixed type transponder in it. We phoned up Skoda parts and insisted that they sent us one with a 'W' on it , which they did. This still didn't program, this could have been due to the fact that they had scratched the 'W' on it themselves. We eventually obtained a proper key for it and it programmed in without any problem (which came as a huge surprise to the customer). The older fixed code transponder looks like a rectangular lump of black plastic - the sort of thing that you would throw away from an Airfix model kit, the variable transponder looks like a glass maggot with copper wire inside.

It is a similar story with the remotes, though they both look exactly the same the early ones do not work on the later cars and vice verse.

The rule of thumb is: If your Octavia is the pre facelift, has glass headlamp lenses, then it has a fixed transponder, if it is a facelift with plastic headlamp lenses, then it is likely to be a variable code transponder - the 'W' on the key confirms it.

  • Author

My key has HAA on one side, FAB on the other and a W cut into the little black circle at the root of the key.

On the side of the fob part its got Hella 434 MHz n some other numbers below which I assume is a part number.

What does this mean? Can I only get the original key recoded to the ECU?

Vindis quoted

Yes you should be able to get the original key re-coded provided that you have the four digit immobiliser PIN.

To make use of your 2 new keys I think that it should be possible to replace the transponders, have a look here.

http://shop.advanced-keys.co.uk/

AKTP2

VW/Audi/Seat/Skoda: 1998 > models Programming: AD100 only

All 3 keys will need to be coded at in one session.

Two of these should do. PM me and I can probably get hold of some coding equipment, I am not a million miles away from where you work.

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