How does the restraint safety system work, Sos post-crash alert system, Driver and passenger airbags – FORD 2014 Expedition v.2 User Manual

Page 50: Supplementary restraints system 49

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• Driver’s seat position sensor.
• Front crash severity sensors.
• Restraints control module with impact and safing sensors.
• Restraint system warning light and backup tone.
• The electrical wiring for the airbags, crash sensor(s), safety belt

pretensioners, front safety belt usage sensors, driver seat position
sensor, and indicator lights.

How does the Restraint Safety System work?

The Restraint Safety System can adapt the deployment strategy of your
vehicle’s safety devices according to crash severity and occupant
conditions. A collection of crash and occupant sensors provides
information to the restraints control module. During a crash, the
restraints control module may activate the safety belt pretensioners
and/or either one or both stages of the dual-stage airbag supplemental
restraints based on crash severity and occupant conditions.

SOS POST-CRASH ALERT SYSTEM™

The system flashes the turn signal lamps and sounds the horn
(intermittently) in the event of a serious impact that deploys an airbag
equipped on your vehicle, such as front, side, side curtain or Safety
Canopy.

The horn and lamps will turn off when:
• You press the hazard control button.
• You press the panic button (if equipped) on the remote entry

transmitter.

• Your vehicle runs out of power.

DRIVER AND PASSENGER AIRBAGS

WARNING: Never place your arm or any objects over an airbag
module. Placing your arm over a deploying airbag can result in

serious arm fractures or other injuries. Objects placed on or over the
airbag inflation area may cause those objects to be propelled by the
airbag into your face and torso causing serious injury.

Supplementary Restraints System

49

2014 Expedition (exd)
Owners Guide gf, 2nd Printing, November 2013
USA
(fus)

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