Bimmerfest - BMW Forums - View Single Post - 1998 740i - Electrical issues
View Single Post
Old 07-19-2010, 01:53 PM
balance balance is offline
Officially Welcomed to the 'Fest
Location: NC
Join Date: Feb 2009
Posts: 766
Mein Auto: 97 740iL
I would start by checking battery voltage, as low voltage will cause the ECU to go crazy and do some weird stuff.

Normal voltage is 14.4v with engine running
12.6v with engine turned off
Reply With Quote