Front side airbag crash sensor, removing and installing

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 2009 Audi S4, 2009 Audi A4, 2008 Audi S4, 2008 Audi RS 4, and 2008 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Observe safety precautions for working on airbag → Safety precautions when working on airbag .

Fig 1: Identifying Connector On Crash Sensor And Crash Sensor

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Removing

Disconnect battery Ground (GND) strap.
Remove side trim → Left side trim, assembly overview .
Remove belt reel of front seat belt → Front 3-point seat belt with belt tensioner, assembly overivew .
Remove belt reel insulation → Insulation, assembly overview .

Remove bolts - 2 - (2x).

Tightening torque 9 Nm

Disconnect connector on crash sensor - 1 - and remove crash sensor - 1 -.

Installing

Fig 2: Identifying Connector On Crash Sensor And Crash Sensor

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Install crash sensor - 1 - in reverse order of removal.
Switch ignition on.

CAUTION: There must be no one in the vehicle when the battery is being connected.

Connect battery Ground (GND) strap.

NOTE:

After connecting the battery observe the necessary measures. →
- 27 BATTERY, STARTER, GENERATOR, CRUISE CONTROL
- 27 BATTERY, STARTER, GENERATOR, CRUISE CONTROL for ELECTRICAL EQUIPMENT, CABRIOLET
If Airbag Malfunction Indicator Lamp (MIL) K75 signals a malfunction after assembly, use vehicle diagnostic, testing and information system VAS 5051 A to interrogate, erase and then again interrogate DTC memory.