XJ XJ8 / XJR ( X308 ) 1997 - 2003

Transponderkey X308 2001

Old Jan 31, 2017 | 11:35 AM
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Default Transponderkey X308 2001

does anybody know how to retrieve transpondercode when keys are lost.
i have new cutted key but car will not start cause of transpondercode. Jaguar Belgium did give me the keycode to cut but they say they dont have transpondercode...and impossible to order new key on vincode.
 
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Old Jan 31, 2017 | 12:38 PM
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Welcome to the forum gillissen,

I've moved your question from General Tech Help to X308 forum. Members here with the same model will be able to help.

Please follow this link New Member Area - Intro a MUST - Jaguar Forums - Jaguar Enthusiasts Forum to the New Member Area - Intro a MUST forum and post some info about yourself and your vehicle for all members to see. In return you'll get a proper welcome and some useful advice about posting to the forum.

Graham
 
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Old Jan 31, 2017 | 12:42 PM
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You have to mate the transponder with the vehicle security system.

This is done using the dealer level software.

Alternatively, a locksmith *may* be able to do it
depending on how well equipped they are.
 
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Old Jan 31, 2017 | 01:26 PM
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Default how I got mine...

My 99 came with only one key so I bought a couple of blanks on ebay, had a spare cut to match my key at a local locksmith (won't work if you don't have the keys, I know), then went to the dealer, and paid them to code the key. They needed my title and license to make sure I owned the car. The blanks were $20 shipped to my door, cutting one key was $25, and coding that key was $45. It could be that for a higher price you could have the dealer cut and code the key with just the VIN information. I'm not sure if they'd work with blanks they didn't sell you. I'm picturing something like $300 per key for the dealer to do this but that's just a guess. Of course the keyless remote is another story. They seem to be unique to the 308's so I still have my eye out for a used one that I can reprogram once inside the car but so far the cheapest I found was $90 off ebay for a visibly worn example. Even with the key in hand you'll set the alarm off if you turn the wrong way. I found that out the first day my cat was sitting in the driveway.
Good luck....
 
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Old Feb 1, 2017 | 05:56 AM
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While we're on the subject... Hypothetically, if keys are lost do you need to get 2 keys minimum in order to program and be able to start the car??
 
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Old Feb 1, 2017 | 06:05 AM
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Default one might do...

I think one key would be ok to get in the car and with the key in the ignition you could program the remote to your car. Two keys are of course nice to have. I haven't lost one in a long time (kids have grown out of that stage, thankfully) but they still get misplaced. I have yet to lock the keys in my car when the spare is within walking distance though...
 
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Old Feb 1, 2017 | 06:48 AM
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one key if you use WDS
 
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Old Feb 1, 2017 | 02:38 PM
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apparently x308 uses two kinds of transponders : from 97-2000 transponder 13 megamos and 2000-2003 transponder 48 megamos crypto
 
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Old Feb 1, 2017 | 07:02 PM
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Originally Posted by gillissen
apparently x308 uses two kinds of transponders : from 97-2000 transponder 13 megamos and 2000-2003 transponder 48 megamos crypto
They look different too.


picture by Motorcarman
 

Last edited by ericjansen; Feb 1, 2017 at 07:06 PM.
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Old Feb 1, 2017 | 08:23 PM
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I took that pic on the same chair I am sitting on right now. Nice fabric and comfy too.

bob
 
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Old Feb 1, 2017 | 08:29 PM
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Originally Posted by motorcarman
I took that pic on the same chair I am sitting on right now. Nice fabric and comfy too
I hope you removed the keys before you sank your butt in in ...
 
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Old Feb 1, 2017 | 08:39 PM
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Both keys/fobs are on top of the beer 'fridge' in the garage.
Thanks for looking out for me!!

bob
 
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Old Feb 3, 2017 | 04:51 PM
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I'm soon going to be having some new keys cut and programmed to match my car. I'll let you know how I get on. There is a locksmith who is able to do this, I won't have to visit a dealer.

As far as the remotes go, there are brand new ones on eBay uk with 3 buttons or 4 buttons. The 2000 onwards cars operate their remotes on a different frequency to the older ones, so as long as its 433mhz it will work. I bought a 3 button one to have as a spare for £5 and it works fine.
Here's a link:
Fob: https://www.ebay.co.uk/itm/172260352878
Key: https://www.ebay.co.uk/itm/172347574730
 
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Old Feb 3, 2017 | 05:43 PM
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cloning a key when you have an existing key ...thats no problem you can do it with ZED BULL.

The problem is when you have NO keys anymore...thats why i am looking for a WDS
 
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Old Apr 19, 2017 | 04:12 PM
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Originally Posted by Stu 1986
I'm soon going to be having some new keys cut and programmed to match my car. I'll let you know how I get on. There is a locksmith who is able to do this, I won't have to visit a dealer.

As far as the remotes go, there are brand new ones on eBay uk with 3 buttons or 4 buttons. The 2000 onwards cars operate their remotes on a different frequency to the older ones, so as long as its 433mhz it will work. I bought a 3 button one to have as a spare for £5 and it works fine.
Here's a link:
Fob: https://www.ebay.co.uk/itm/172260352878
Key: https://www.ebay.co.uk/itm/172347574730
Stu, do you have finished the programming of the key? How did it work?

Thx,
bernd
 
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Old Apr 20, 2017 | 02:38 AM
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Originally Posted by earny
Stu, do you have finished the programming of the key? How did it work?

Thx,
bernd

I haven't got round to doing this yet as I've had a load of more important things to sort on the car. I've got the new set of plain keys sitting waiting to be cut and programmed, I just need to sort out the other things first.

I will report back once it's done, I just don't know when that will be yet.

S.
 
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