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Home >> Audi >> 2005 >> TT Base, 2D Convertible >> Repair and Diagnosis >> Engine Mechanical >> Starter >> Electrical Equipment >> 94 Lights, Switches - Exterior >> Ignition/starter switch and lock cylinder >> Lock cylinder, removing and installing

Lock cylinder, removing and installing

CAUTION:

Before beginning repairs on the electrical system:

  • Obtain the anti-theft radio security code.
  • Switch off all electrical consumers.
  • Switch ignition off and remove ignition key.
  • Disconnect negative ( - ) battery terminal.
  • When reconnecting battery terminals, observe all applicable Notes and torque specifications, as well as instructions on performing OBD program and electrical system function checks as specified in this article. Refer to Battery, disconnecting and reconnecting  .
WARNING:

Special safety precautions apply to vehicles equipped with airbags. Refer to 69 - PASSENGER PROTECTION - AIRBAGS, SEAT BELTS .

NOTE:
  • On vehicles with anti-theft immobilizer, the reader coil is attached to lock cylinder and cannot be replaced separately.
  • Lock cylinder must be replaced if reader coil malfunctions. Refer to Reader coil, replacing  .

Removing 

Vehicles with automatic transmission: 

Fig 1: Turn Ignition Key To "Ignition On" Position
GW00017092Courtesy of VOLKSWAGEN UNITED STATES, INC.

All models: 

NOTE: Spare key is required for removal of lock cylinder as the following operations can only be performed with an ignition key with a flat grip, i.e. no light and no remote control.
Fig 2: Aligning Recess In Trim
GW00017093Courtesy of VOLKSWAGEN UNITED STATES, INC.
NOTE: Illustration shows correct lock position without ignition key.
Fig 3: Identifying Steel Wire In Hole, Lock Cylinder And Reader Coil Out Of Steering Lock Housing
GW00017094Courtesy of VOLKSWAGEN UNITED STATES, INC.
CAUTION:

Do not lock steering without lock cylinder in place. Steering lock will become blocked and require replacement.

Installing 

Install in reverse order of removal, noting the following:

Fig 4: Identifying Steel Wire In Hole, Lock Cylinder And Reader Coil Out Of Steering Lock Housing
GW00017094Courtesy of VOLKSWAGEN UNITED STATES, INC.