Removing and installing airbag unit on driver side, vehicles manufactured up to 2007 — VW

Removing and installing airbag unit on driver side, vehicles manufactured up to 2007
Note
The screwdriver mentioned in the following activities should be about 175 mm long and have a blade width of about 7 mm.
Removing
WARNING
Observe the general safety regulations when working on airbag, belt tensioner and battery isolator units (pyrotechnic components)
Chapter
Observe the special instructions for driver and front passenger airbags
Chapter
.
Switch on ignition.
Disconnect battery
Electrical system
Rep. gr.
27
Disconnecting and connecting battery
.
Move steering wheel to highest position.
Extend steering wheel as far as possible into passenger compartment.
Turn steering wheel to position in illustration.
Insert a screwdriver into hole in back of steering wheel to stop (approx. 20 mm).
Swing screwdriver upwards
arrow
. This releases the two airbag unit fasteners on left side of steering wheel.
Turn steering wheel 180° and release airbag unit fasteners on right side of steering wheel as described.
Remove airbag unit from steering wheel.
WARNING
Electrostatic discharges may result in unintentional triggering of airbag. Therefore, the mechanic must electrostatically discharge him/herself before disconnecting the igniter and earth wires. This can be done by briefly touching the body or striker plate of the door.
Release connector locking device
in direction of arrow
and pull airbag connector
1
off.
Installing
WARNING
Observe the general safety regulations when working on airbag, belt tensioner and battery isolator units (pyrotechnic components)
Chapter
Check whether wiring harness on rear side of airbag unit is fitted as shown in figures:
To calendar week 11/2004
From calendar week 12/2004
Insert airbag connector
1
into plug-in connector in
direction of arrow
.
Note
Connector must fully engage (audibly and visibly).
Press airbag unit into steering wheel.
Check whether airbag unit is locked into place in steering wheel on left and right.
Connect battery
Electrical system
Rep. gr.
27
Disconnecting and connecting battery
.
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.
Finally, read and clear event memory of airbag control unit since faults may be stored as a result of disconnecting electrical connectors
Vehicle diagnostic tester
.