Central locking doesn't work

HeatherG

Newbie
Joined
Apr 30, 2024
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1
New to this forum. Older lady so not good at tech language. The battery on my Z3 ran down got it recharged then central locking wouldn't work. Changed the battery in the key fob. Still doesn't work. Do I need to get the key recoded or something?
 

Zephyr

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Aug 10, 2022
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Hello, can you lock it using the key in the keyhole? (I gues the answer is yes). Just asking to be sure.
 

Shelly

Zorg Expert (I)
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British Zeds
East Anglian Crew
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Z4 2.0 20i M Sport sDrive

Althulas

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Jun 14, 2014
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Banburyshire
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M Roadster
.
 

Mint

Zorg Expert (I)
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Stafford
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2.2 & 3.0 Sport
Hi Heather and :welcome: to the forum from me too in Stafford. Hope you can get your problem sorted.
 

colb

Zorg Guru (V)
British Zeds
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Nov 25, 2012
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Location
Newport, South Wales,UK
Model of Z
Z3 M43 1.8 (1999) and Z4 E85 2.5 (2003)
BMW Z - Key Remote Programming

Three methods to try:

Method 1:

1. Working from within the vehicle and with the doors shut

2. Turn ignition to position 1 and back to off within 5 seconds.

3. Remove the key from ignition and press and hold the unlock button for 15 seconds during this time press the key lock button 3 times within 5 seconds.

4. Release both buttons.

5. Doors will lock and unlock to show correct programming has occurred.



Method 2:

To do this procedure you need to have one working key and one key that needs to be programmed.

1) Get in and close all doors.

2) Turn on the ignition and turn off quickly. (No more than 5 seconds) to start the process. Next action must take place within 30 seconds.

3) Remove the 1st key.

4) Hold the key up near your left shoulder (this is so it is closer to the remote receiver antenna.

5) Hold down the unlock button and press the lock button 3 times. Release the unlock button and the doors lock which confirms the operation.

6) Quickly repeat steps 4 & 5 for key #2 etc.

If it does not work, try doing the keys in opposite order. Key 2 then key 1, vs 1 then 2.



Method 3:

Alternate if you do not have a working remote

1. Turn key to position 1 five times very quickly 2. Remove key 3. Hold unlock button then press lock button 3 times, release unlock button.

4. If you have another key do the same button pressing within 30 seconds 5. Turn on ignition to finalise.

PLEASE NOTE: This programming procedure programs the remote control part of the key. Any transponder chip for the immobiliser (starting of car) will not be programmed and must be done by a specialist.
 
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