Removing and installing head airbag - Avant — AUDI

Important=>
Head airbag

Removing
Remove upper A-pillar trim => Page
70-82
Removing upper B-pillar trim without removing seat belt => Page
70-86
Remove upper C-pillar trim => Page
70-105
Remove upper D-pillar trim => Page
70-106
Remove the moulded headliner and remove the moulded headliner from the vehicle => Page
70-56

Remove bolts -4- (2x).
Unclip head airbag at clip -3-.
Fold front part of head airbag backwards and attach to Velcro fastening (magnified view).

Important
Never detach connector (2-pin, yellow) at head airbag unit!
Separate connection for head airbag behind side trim => Fig.:
2
Detach cable from D-pillar.
Remove bolts -8- (2x).

Remove gas generator-5- at clip -9-.
Detach bracket -7-.
Remove head airbag -1- at grab handles -2-.

Important
Always observe installation sequence of head airbag.
Installing
Secure head airbag with pre-retainer clips at grab handle adapters -2- (2x) => Fig.:
5
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.

Important
There must be no-one in the vehicle when the battery is being connected.
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
Bracket
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

Clips

Fig.:1
Gas generator to D-pillar

Unscrew bolts -8-.
Pull off airbag module in direction of arrow.
Cable is rolled up on delivery.

5 -
Gas generator
6 -
Connector
7 -
Bracket
8 -
Bolts (2x)

Use VAS 5122 and V.A.G 1783

Tightening torque 4 Nm

9 -
Clip

A -
Felt

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
Body, Self-diagnosis
Self-diagnosis of airbag system BTU (Basic Triggering Unit) with side airbag