Removing and installing curtain airbag with igniter, passenger compartment — VW

Removing and installing curtain airbag with igniter, passenger compartment
Special tools and workshop equipment required
Torque wrench
V.A.G 1783
Note
Removal and installation is described for right side of vehicle. Removal and installation of the left vehicle side is similar.
Removing
WARNING
Observe safety precautions when working on pyrotechnic components
Chapter
.
Observe procedure for storage, transportation and disposal of airbag, belt tensioner and battery isolator units (pyrotechnic components)
Chapter
.
Observe special instructions for curtain airbag modules
Chapter
.
Disconnect battery earth cable with ignition switched on
Electrical system
Rep. gr.
27
Battery; Connecting and disconnecting battery
.
Remove centre interior lights
Electrical system
Rep. gr.
96
Lights; Overview of fitting locations - lights in roof trim
.
Remove rear interior lights
Electrical system
Rep. gr.
96
Lights; Overview of fitting locations - lights in roof trim
.
Remove grab handles on B-pillars.
Remove upper B-pillar trims
Chapter
. The belt end fittings do not need to be removed.
Remove retainer for net partition
Chapter
.
Remove upper C-pillar trims
Chapter
.
Remove upper D-pillar trims
Chapter
.
Remove roof end strip
Chapter
.
Remove grab handles (roof) in centre and at rear
Chapter
.
Remove moulded headliner in passenger compartment
Chapter
.
WARNING
Before handling pyrotechnic components (e.g. separating the electrical connector), the person handling them must ensure that he/she is
“electrically discharged”
. To do this, briefly touch, for example, the door striker plate.
Disconnect connector
1
.
Unscrew nut
5
from stud, and remove washer
3
.
Remove bolts
4
.
Remove bolts
2
.
Detach all clips of curtain airbag from body.
Remove curtain airbag from vehicle.
Installing
Install in reverse order, but note the following:
WARNING
Observe safety precautions when working on pyrotechnic components
Chapter
.
Observe procedure for storage, transportation and disposal of airbag, belt tensioner and battery isolator units (pyrotechnic components)
Chapter
.
Observe special instructions for curtain airbag modules
Chapter
.
Note
The nut
5
is self-locking and must be renewed each time it is loosened.
Bolts
2
and
4
are microencapsulated. They must be renewed each time after loosening.
Before new bolts are installed, the thread of the corresponding nut must be cleaned.
A washer
3
must be used with each screwed connection.
WARNING
Battery must be connected with ignition switched on. If pyrotechnic components (e.g. airbag, seat belt tensioners) are repaired incorrectly, undesired triggering may occur after the battery is connected. Ensure that nobody is in vehicle when connecting battery.
Connect battery earth cable with ignition switched on
Electrical system
Rep. gr.
27
Battery; Connecting and disconnecting battery
.
Note
If
airbag warning lamp
K75
indicates a fault following installation, event memory must be read, deleted and read again
Vehicle diagnostic tester
.
Specified torques
Component
Specified torque
Bolts
2
.
8 Nm
Bolts
4
.
3.5 Nm
Nut
5
8 Nm