You should see a rod connecting the handle to the door lock assembly.
Audi door handle sensor not working.
They are notorious for going bad.
Check the actuator and replace if found to be faulty.
For the sensor your part number is probably 4g8927753b.
This article will walk you through the potential causes of the problem and how to fix them.
Each door has a sensor in the handle.
There is a plastic clip attached to this rod.
Unbolt the door lock assembly from the door and then pull the assembly out.
If there is a kink in it it will prevent the latch from working.
If the actuator was not replaced along with the handle this may be the cause.
Are you having problems with your door locks either from the key fob or the inside handles.
When one sensor fails the entire system shuts off.
Takes a little patience to remove the door handle as well as remove the sensor part from the handle.
If it is okay check the cable that runs from the handle to the actuator.
It will tell you exactly why the keyless entry system isn t working.
I had to clear the door sensor odb code before it recognized that it was replaced.
Push down the clip to loosen the rod then pull the rod up and out of the door.