mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Air Bag Control Module|Testing and Inspection > < ETR Control Module with Airbag, General Information|Page 457
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Air Bag Control Module: Description and Operation
ETR Control Module with Airbag, Design

The ETR control module with airbag (N2/2) is located in an aluminum housing. The housing and electrical connector for the control module are
designed to eliminate malfunctions resulting from electrical interference in the vehicle electrical network caused by switching on electrical loads and
electro-mechanical interference from public traffic with a high degree of certainty.

Air Bag Control Module|Testing and Inspection > < ETR Control Module with Airbag, General Information|Page 457