If the unlock or lock light is not working, how to fix it?

It seems like your 2011 Phaeton is experiencing some issues with the remote unlocking and the keyless start system. Sometimes you have to use the mechanical key to lock and unlock the car, and the keyless start doesn't work. Occasionally, after using the mechanical key to start and then turning off the engine, the remote unlocking and keyless start work fine again. What could be the problem?

The lock and trunk release on my Arrizo 3 remote aren't working, only the unlock function works. I changed the battery, but it's still the same. It was working fine the night before. Does anyone know what the problem might be?

Why does the keyless entry only lock but not unlock the car?

If the unlock or lock light is not working, how to fix it?

I want to ask about the 2013 model, how to disable the horn sound when unlocking and locking the car?

Where is the central locking unlock switch?

The car won't lock with keyless entry, and there's a beeping sound. How can I fix this? It unlocks fine, but there's a beep when trying to lock.

How to set up the lock beep for the 2019 MG ZS Global Luxury Edition? The central control is already set to lights and beep, but when locking, only the hazard lights flash without the beep. Tried all the suggestions from Douyin and Baidu, but still can't get the lock beep to work.

How to fix it if the daytime running lights get water inside and stop working?

My 2021 Outlander's trunk suddenly won't open (can be opened with the emergency button inside). The lock button on the driver's side isn't working properly, can't lock the car. Any experts know how to fix this?