Mercedes Benz

2010 BMW 328i Sedan (E90) L6-3.0L (N51)   1 Maintenance: All Technical Service Bulletins Technical Service Bulletin # 611808 Date: 121201 Electrical - Battery Maintenance Requirement Information SI B61 18 08 General Electrical Systems December 2012 Technical Service This Service Information bulletin supersedes SI B61 18 08 dated January 2012. [NEW] designates changes to this revision SUBJECT Battery Maintenance Requirements MODEL All (new and used vehicles in BMW center inventory [NEW] SITUATION Proper battery maintenance is vital when BMW vehicles are in your centers inventory. Allowing a vehicles battery voltage to drop below 12.0 volts (12.0V) permanently reduces the battery life expectancy and can lead to premature failure of the battery. We provide a flexible battery maintenance system every BMW center can use in accordance with their particular needs. This bulletin explains the 2013 Battery Charging calendar and charging systems. PROCEDURE FOR 12V BATT...