You would need to have some soldering skills in order to replace the battery. Compatible with: VL2020-1HF fits 3-series BMW E46 / E90 / E91 / E92 / E93 / LX8 FZV / LX8FZV Key Fobs, BMW Z3 E36 Key Fob. The battery is used in Non-Comfort Access KeyFob. Please, notice that to replace the battery you'll have to disassemble the Key Fob. Replacement
I am betting you disconnected the cable by accident. Make sure all wires are plugged into the terminal/ on the side of the terminal. and yes you should have the dme informed of the new battery being installed, worst case if you don't the veh will burn out that battery prematurely. 07 E70 X5 3.0si. 07 E92 335i N54 ZSP.iTrader: ( 0) E91 Can't Lock/unlock doors even with physical keys. Hello everybody! As the title says I have a really big and frustrating issue. My key fob starts the car normally, and I can lock the car with the button on the dash so my central lock is working in my opinion. I experience this with both of my keys.oFjMRML.