Door lock problems diagnostic guide.
My fuel door wont lock on my 2007 audi a4.
If you notice that despite being not terribly far away from the car it is not reacting to the queue to lock unlock the vehicle then it might be time to replace the fob battery.
You can push it in with your finger but it takes force.
If t0m3k found that the pin went in with little pressure i suspect the gears in the motor are not functioning properly.
Check the battery of the fob try to lock and unlock the door from varying distances.
Changed door control module via ebay all ok now.
Make sure the electrical harness is connected.
This article applies to the audi a4 b7 b8 2005 2015.
On the side of the gas door remove the panel from the trunk to locate the electrical harness.
The electrical connection for the fuel door button on some audi s isn t secured well.
Covering the diagnosis and repair of a faulty lock module on my b8 a4 avant 2008 these lock modules are used in several vag models which probably all suffe.
The first and most obvious thing to check is your key fob battery.
If the plunger does not snap into locking position this component is damaged and needs to be.
Window sometimes didn t work.
If not also check your battery s voltage to make sure it s reading 12 volts with the ignition off and 14 volts with the ignition on and the alternator running.
My diagnosis was the door control module.
Are you having problems.
As you push it in you can feel the gears turning.
With the fuel door open as the image displays press the plunger down to lock into position.
I had a door on my 2007 b7 a4 which didn t lock.
As the door latched cables wires seemed fine.
Audi a4 b7 b8 door lock problems diagnostic guide door lock problems diagnostic guide experiencing problems un locking your doors.
If you open the fuel door and lock the car the pin extends.