S4 V8-4.2L (BHF) (2004)
1
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Crash sensor for front side airbag
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Removal:
NOTE: In the illustration, crash sensor for front side airbag is depicted on the passenger side. The removal and installation on the drivers
side is done in the same way.
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Disconnect the battery ground (GND) strap.
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Remove lower B-pillar trim.
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Loosen seatbelt, complete removal is not necessary.
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Remove lower B-pillar foam piece.
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Remove two bolts - 2 - at crash sensor from outside.
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Disengage tab on yellow connector - 3 - and disconnect connector.
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Installing:
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Switch on ignition.
CAUTION: No one should be in vehicle when connecting battery.
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Connect the battery ground (GND) strap.
NOTE:
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Follow safety measures after connecting battery.
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If the Airbag Malfunction Indicator Lamp (MIL) K75 shows a malfunction after assembly, DTC memory must be checked with Vehicle
Diagnostic, Testing and Information System VAS 5051 A , cleared and then rechecked.
2
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Screws, (2x)
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Tightening torque 9 Nm
3
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Connector
4
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B-pillar