Central Airbag Trigger Module (ZAE & ZAE II): Notes

Model: E31, E34, E36, E36/7, E38 

Production Date: E31: from 9/93 to production end 

E34: from 9/93 to production end 

E36/7: from start of production to 8/97 

E36: from 9/93 to 12/96 

E38: from start of production to 8/96 

E39: from start of production to 8/96 

Central "Airbag" Trigger Module (ZAE) 

The ZAE passive safety system preceded the MRS systems. It was introduced for the 1994 Model Year vehicles including:

• E31 - all models.
• E34 - all models.
• E36 - all models.

The ZAE was enhanced with added features for the E38 in model year 1995.

The ZAE system consists of the following components:

• ZAE control module.
• Driver's airbag.
• Passenger's front airbag.
• SRS warning lamp.
• Pyrotechnic seat belt tensioners (with E38).
• Seat belt switch contacts (with E38).
• Passenger's seat occupancy sensor (with E38).