Audi Workshop Service and Repair Manuals

• Head airbag

• ◆ Removing
• ‒ Remove upper A-pillar trim
• ‒ Removing upper B-pillar trim without removing seat belt => Page 70-86
• ‒ Remove upper D-pillar trim => Page 70-93
• ‒ Remove the moulded headliner and take the moulded headliner out of the vehicle => Page 70-45
• ‒ Remove bolts -4- (2x).

• ‒ Unclip head airbag at clip -3-.
• ‒ Fold front part of head airbag backwards and attach to Velcro fastening (magnified view).
• ‒ Detach connector for head airbag => Fig.: 2
• ‒ Remove bolts -8- (2x).
• ‒ Remove gas generator-5- at clip -7-.
• ‒ Remove head airbag -1- at grab handles -2-.

• ◆ Installing
• ‒ Secure head airbag with pre-retainer clips at grab handle adapters -2- (2x) => Fig.: 5
• ‒ Attach gas generator -5- at clip -7-.

• ‒ Screw in bolts -8- (2x) => Fig.: 1
• ‒ Detach front part of head airbag -1- and fold towards A-pillar; while doing this anti-twist seam -A- must point in direction of centre of vehicle.
• ‒ Attach head airbag with clip -3- => Fig.: 4
• ‒ Insert bolt -4- => Fig.: 3
• ‒ Remainder of installation is carried out in reverse order of removal.
• ‒ Switch ignition on.

• ‒ Connect battery.

• Grab handle adapter
• Clips

• Bolts (2x)
• ‒ Tightening torque 4 Nm
• ◆ Self-locking
• ◆ Replace
• ◆ Threaded bores for bolts must always be cleaned (e.g. with a thread tap).
• Gas generator
• Connector for head airbag
• Clips
• Bolts (2x)
• ‒ Tightening torque 4 Nm
• ◆ Self-locking
• ◆ Replace
• ◆ Threaded bores for bolts must always be cleaned (e.g. with a thread tap)
• ◆ Use VAS 5122 and V.A.G 1783

Fig.:1    Gas generator to D-pillar

• ‒ → Attach clip -7- to retainer -A-.
• ‒ Screw in bolts -8-.
• ‒ Tightening torque 4 Nm

• ◆ Use VAS 5122 and V.A.G 1783

•     1 -    Head airbag
•     5 -    Gas generator
•     6 -    Airbag connector
•     7 -    Clip

Fig.:2    Detaching connector for head airbag

• ‒ → Press release -A- and unplug connector in direction of arrow.

•     6 -    Connector for head airbag

Fig.:3    Head airbag to lower A-pillar

• ‒ → First bolt in lower bolt -A-.

•     1 -    Head airbag
•     4 -    Bolts (2x)

• ‒ Tightening torque 4 Nm

Fig.:4    Head airbag to upper A-pillar

• ‒ → Attach -3- clip.
• ‒ Connect bolt -A- to A-pillar trim.

•     1 -    Head airbag
•     3 -    Clip

Fig.:5    Securing head airbag at roof grab handle

• ◆ Attachment of roof grab handle is the same at front and rear.

• ‒ → Insert pre-retainer clip -A- into mounting -C-.
• ‒ Insert pins -B- into mounting -D-.
• ‒ Anti-twist seam -E- must face into direction of vehicle centre.

•     1 -    Head airbag
•     2 -    Adapter for grab handle

Notes:

• ◆ After connecting the battery, please ensure that the vehicle accessories (radio, clock, electric window lifters) are checked according to workshop manual and/or operating instructions.
• ◆ If the fault warning light (K 75) for airbag signals a fault after assembly the fault memory must be erased and again be interrogated by using fault reader V.A.G 1551.

=> Body, Self-diagnosis; Repair group 01; Self-diagnosis of airbag system BTU (Basic Triggering Unit) with side airbag