Troubleshooting
Removing the bulb holder
In this manual: Troubleshooting
~1min read
The bulb holder must be removed in order to replace the bulbs.

Fig. 269 Retaining tabs on the back of the tail light
There are four retaining tabs on the inside of the tail light.
- Release the retaining tabs (A) => Fig. 269.
- Remove the bulb holder in the direction of the arrow (B).
- Replacing a defective bulb
Replacing bulbs
All bulbs on the bulb holder can be replaced easily.

Fig. 270 Bulb locations on the bulb holder: Example: left outer tail light
The bulbs are secured by a bayonet lock.
The bulb assignments are shown in the table below.
- Press lightly on the defective bulb in the holder, then turn it to the left and remove it.
- Insert the new bulb, press it into the socket and turn the bulb to the right as far as it will go.
- Wipe the bulb with a cloth to remove fingerprints.
- Check that the bulbs light up.
- Reinstall the bulb holder
Bulb assignments

Test yourself
A quick Audi A4 quiz: every answer comes with an explanation and a link to the manual page.
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