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Volkswagen Workshop Service and Repair Manuals

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Removing and installing return spring with slip ring > < Removing and installing airbag control unitJ234

Polo Mk5

Removing and installing driver airbag unit
Removing and installing driver airbag unit
  Note
The screwdriver mentioned in the following activities should be about 120 mm long and have a blade width of about 7 mm.
Removing
  WARNING
t  Observe the general safety regulations when working on airbag, belt tensioner and battery isolator units (pyrotechnic components) → Chapter
t  Observe the special instructions for driver and front passenger airbags → Chapter.
–  Switch ignition on.
–  Disconnect vehicle battery → Electrical system; Rep. gr.27.
–  Move steering wheel to lowest position.
–  Extend steering wheel as far as possible into passenger compartment.
   
–  Turn steering wheel 90° to the left.
–  Insert a screwdriver into hole in back of steering wheel to stop (approx. 18 mm) at left edge of opening.
–  Pull screwdriver upwards -arrow-.
This action releases airbag unit fastener on right side of steering wheel.
–  Turn steering wheel 180° and release airbag unit fastener on left side of steering wheel as described.

   
–  Turn steering wheel back through 90° to middle position.
–  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
–  Insert airbag connector into connector coupling. The airbag connector must audibly engage.
–  Press airbag unit into steering wheel.
–  Check that airbag unit is engaged on left and right sides in steering wheel.
–  Switch ignition on.
  WARNING
Ensure that nobody is in vehicle.
–  Reconnect vehicle battery → Electrical system; Rep. gr.27.
   

Removing and installing return spring with slip ring > < Removing and installing airbag control unitJ234