BMW 7 Series: Brakes

 (Safety) Information On AGM Battery

Fig. 188: Identifying AGM Battery Introduction In September 2002, the first so-called VRLA batteries, better known as AGM batteries came into use. (VRLA means V alve R egulated L ead A cid, i.e. lead acid battery with pressure relief valve; AGM stands for A bsorbent G lass M at, i.e. absorbent gl

 Instructions For Disconnecting And Connecting Battery

Observe SAFETY INSTRUCTIONS FOR HANDLING VEHICLE BATTERY. Before disconnecting battery Turn off the ignition and other electrical loads/consumers to prevent sparking when reconnecting. NOTE: If the ignition is not turned off when the battery is disconnected, fault memories may be set in some contr