Mechanics

530I BATTERY GETS HOT

1977 BMW 530

I have a 77 BMW 530i the battery has been getting hot with a salfur smell and looses water. I got a new battery and it does the same thing. Help
Avatar
My77530i
August 22, 2007.



Check the charging system for proper operation.
Sounds like the voltage is too high.
If it is over 14.5 volts, replace the brush pack/regulator.

Dr. Hagerty
Aug 23, 2007.