Bmw Service Brakes, Air Antilock Abs Warning Light

i have a 2005 BMW 325i and my service engine son light came on, and i know that the A/C is leaking is that the reson why?

The 2000 Roadster has many problems. The differential fell down and then the problems continued. While the car was parked in front of the house in the midddle of the night, the passenger side seat caught on fire. The other electrical problems ment