My spare key fob works fine.
Mk5 jetta key fob battery.
For mk3 1995 1999 jetta tdi or passat tdi keyless entry programming see 1000q.
Thinking about getting an extra key and generally curious about vw keyless design and immobiliation.
I have replaced the battery and it still doesn t work but the red led lights up when buttons are pressed.
Http amzn to 2a4i0ui how to change the battery in a volkswagen car key 1.
The battery is a cr2032 and it is very easy to replace.
Replace the battery with the cr20232 with the side facing down.
Reading the keyless entry faq.
It seems that the bad fob has lost its programming and needs to be reset.
The immobilizer shuts the engine off in the 1st second the chip inside the key does not have a battery or other internal electricity source.
Also includes immobilizer info.
This page shows how to program take apart and replace the battery in mk5 mark 5 5th generation vw jetta smart key remote fobs.
My fob looks the same at first glance but does not pull apart into separate pieces.
One of the key fobs for my 2005 5 jetta has stopped opening closing the doors.
For mk5 jetta or golf see 1000q.
How to synchronize vw keyfob remote control vw golf remote control keyfob reprogram vw key authorization vw golf 5 for example unauthorized authorized.
Taking the same screwdriver pry open the battery compartment to get to the battery.
The battery compartment should be on the left side and the key on the right.
For mk4 vw remote programming see 1000q.
Hi this video show you how to replace the key fob battery on a vw golf mk5 2008 model.
I have tried the procedure printed in the owner s manual which is very unclear.
A straight and to the point video tutorial on how to change the key fob battery in your mk7 2015 2016 2017 2018 or 2019 volkswagen golf gti golf r jet.
Lastly put the key fob back together by reversing these steps.
Get your battery here.
If your car shuts off more than 3 seconds after engine start it has nothing to do with the immobilizer.