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Replacing the battery 
Fig. 25 Vehicle key: opening the battery case 
cover 
r-f""n First read and observe the introductory 
L-kJJ information and safety warnings & on 
page 43. 
Volkswagen recommends having the battery 
changed by a qualified workshop. 
The battery is located on the rear side of the vehi
cle ke y underneath a cover. 
Replacing the battery 
• Fold out the key bit of the vehicle key 
=>page 44. 
• Remove the cover on the rear of the vehicle 
key in the direction of t h e  a rrow =>CD using  a su ita
ble object,  e .g . a coin =>Fig . 25. 
• Using a suitable th in object, lever the battery 
out of the battery compartment =>F ig . 26. 
• Insert the new battery as shown =>F ig . 26 and 
push it into the battery compartment against the  di
rection of the arrow =>CD. 
• 
Fit the cover as shown =>F ig . 25 and push  it 
onto the vehicle key housing against the d irect ion 
shown by the arrow until it engages. 
Synchronising the vehicle key 
r-f11 First read and observe the i~troductory 
~ information and safety warnmgs 6 on 
page 43. 
lt may no longer be possible to lock or unlock t~e 
vehicle with the remote control if the @ button ts 
pressed repeatedly outside of the  effective r~nge 
of the vehicle key. If this is the case,  the vehtcle 
key should be re-synchronised as follows: 
851"·0412 
Fig. 26 Vehicle key: removing  the battery 
• The vehicle key can be damaged if the bat
tery is not changed properly. 
• Unsuitable batteries can damage the vehicle 
key. Replace discharged batteries only with 
new batteries of the same voltage rating, size 
and specif ication. 
• Ensure that the battery is fitted the right 
way round. 
~ Dispo se of discharged  batteries in accord
~ ance with regulations  governing the protec
tion 
of the enviro nment. 
~ The battery on the vehicle key may contain 
~ perchlorate . Please follow any legal require
ments and regulations when handling and dispos-
ing 
of these batteries. 
•  Fold out the key bit of the vehi cle key 
=>page 44. 
• If necessary,  remove the cover of the door han
dle in the driver door =>page 339. 
• Press the @ button on the vehicle key. Remain 
standing close to  the  vehicle . 
• Unlock the vehicle w ith  the key bit  within one 
minute. The synchronisation process is complete. 
• Fit the cover if necessary. 
Opening and closing 45