Much better chance of a response if you post in the 3-series section under E30...
Originally Posted by kbutler1091
Hi, I have a 1989 325i. Its in excellent condition with little to no damage with 70,000 miles. Last week, I accidentally left my light on and my battery was dead. In attempt to help me my brother tried to jump the battery. But failed terribly by accidentally putting the positive on the negative, and negative wire on the positive. There were sparks but we quickly realized our mistake and corrected it. Everything seems fine now except my stereo won't work and my check light continuously flashes, and a red light over the check engine stays on. Everything seems fine so does anyone know what maybe wrong?
2006 330Ci ZHP Imola Red
2011 X3 Bluewater
1995 M3 Montreal Blue
1987 325iS Bronzit (retired)
2011 Z4 Space Gray (retired)
2008 X3 Sapphire Black (retired)
2005 330Cic Silver-Gray (retired)
2003 325i Sport Steel Blue (retired)
1967 2000CS Delphin Gray (retired)