Did you Check Third Brake Lamp?
I had a similar problem and it turned out it was the third brake light which I was completely ignoring. I replaced the bulb but also had to clean-up the connections on the bulb socket. Problem solved after the clean-up.
I had a similar problem and it turned out it was the third brake light which I was completely ignoring. I replaced the bulb but also had to clean-up the connections on the bulb socket. Problem solved after the clean-up.