- Fig. 1 Light unit in bumper: Securing screw
Check which of the bulbs is defective.
Switch off the ignition and the lights.
Take the screwdriver out of the Audi Q3 tool kit Link.
Press the lower section of the cover cap inwards and detach it.
Slacken off the screw Fig. 1.
Carefully pull the light unit out of the bumper. You can unplug the connector to make it easier to change the bulb.
Turn the cover with the defective bulb anti-clockwise to release it from its seat, and remove it from the light unit.
Change the bulb.
Re-install all the parts in the reverse sequence.
Check that the bulb functions correctly.