Help Decoding Vauxhall Siemens VDO CDR500

[terayon00]

Hi guys

Can some one help. I bought a Vauxhall Astra a few months back and had to change the battery, so lost the radio code. Can some one help with the code

It is a GM Siemens VDO CDR500. Please let me know what numbers you need and I will provide them. Thanks in advance

[audiopoint]

VDO not possible from ser read 24c16 send dump for code

[terayon00]

I don't have any way of reading 24c16 dump. How do you go about doing that? any tutorials?

[dantetimoc]

I don't have any way of reading 24c16 dump. How do you go about doing that? any tutorials?
the almoust free way is to build your own eeprom programmer: PonyProg - Serial device programmer (http://www.lancos.com/prog.html) schematic: http://www.lancos.com/e2p/easyI2Cbus.gif

[audiopoint]

simple programer
http://www.digital-kaos.co.uk/forums/f176/philips-car400-code-please-379682/#post2138717

[terayon00]

Wo a bit complicated for me, I think I will give it a miss, thanks for the effort tho guys.