2004 ACCESSORIES/SAFETY EQUIPMENT
Mercedes-Benz - Air Bag Restraint Systems
DESCRIPTION & OPERATION
The main components of Supplemental Restraint System (SRS) are dual-stage driver-side and passenger-side
air bag modules, side impact air bag modules, head impact air bag modules, SRS control module, side impact
sensors, AIR BAG warning light, driver-side and passenger-side Emergency Tensioning Retractors (ETR). See
COMPONENT LOCATIONS .
COMPONENT LOCATIONS
COMPONENT LOCATIONS
SERVICING
SRS AIR BAG label on driver-side door latch post indicates SRS replacement date for air bag units. All SRS
components must be thoroughly inspected, including wiring harness. Before component replacement, check for
SRS fault codes by performing system operation check. See SYSTEM OPERATION CHECK
. SRS service
life is 10 years from manufactured date or 10 years from SRS replacement date after accident related repairs are
completed.
SYSTEM OPERATION CHECK
AIR BAG warning light indicates SRS and Emergency Tensioning Retractor (ETR) system readiness. Turn
ignition on. AIR BAG warning light will illuminate, then turn off after 4-20 seconds indicating SRS system is
functioning properly. If AIR BAG warning light does not illuminate, illuminates while driving or is
continuously illuminated, there is a system fault. Repair malfunctioning system.
AIR BAG SAFETY PRECAUTIONS
WARNING: Accidental air bag deployment is possible. Personal injury may result.
Read and follow all WARNINGS and AIR BAG SAFETY PRECAUTIONS
before working on air bag system or related components.
Component Location
AIR BAG warning light Instrument Panel Cluster
Clockspring Under steering wheel
Driver-side air bag module On steering wheel
Emergency Tensioning Retractor (ETR) Driver-side & passenger-side lower B- & C-pillars
Head impact air bag modules Driver-side & passenger-side roof rails
Passenger-side air bag module Passenger-side instrument panel
Side impact air bag modules In front & rear doors
Side impact sensors On floor near driver-side & passenger-side B-pillars
2004 Mercedes-Benz ML350
2004 ACCESSORIES/SAFETY EQUIPMENT Mercedes-Benz - Air Bag Restraint Systems
2004 Mercedes-Benz ML350
2004 ACCESSORIES/SAFETY EQUIPMENT Mercedes-Benz - Air Bag Restraint Systems
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Saturday, October 02, 2010 3:40:40 PM Page 1 © 2006 Mitchell Repair Information Company, LLC.
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Saturday, October 02, 2010 3:40:43 PM Page 1 © 2006 Mitchell Repair Information Company, LLC.
