Tady něco je pro 2008, ale to nevím jestli už není mk4
 [ Link ] To reset your service light -- 
Get in the vehicle - ensure all doors are closed.. 
The switch the Ign ON.. 
Then press both the accelerator AND the brake pedal and HOLD them down for a minimum of 15 seconds - 
Then press the "OK" button ( in the centre of the little square toggle switch arrangement ) ... 
The service light will then go out when the system is reset.. 
Release the pedals and switch the ign Off. 
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