How to carry out replacement: Headlight Bulb 2.5 TDI quattro Audi A6 C5 Avant
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Change Audi A6 C5 Avant 1.9 TDI Headlight Bulb yourself – manuals and video tutorials

How to change headlight bulb on AUDI A6 Avant (4B5, C5) – replacement guide

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When to replace the Headlight Bulb on your AUDI A6
Recommended replacement interval for the part category Headlight bulb : 12 month / 15000 km
Important!
This replacement procedure can be used for:
AUDI A6 Avant (4B5, C5) 1.9 TDI, AUDI A6 Avant (4B5, C5) 1.8, AUDI A6 Avant (4B5, C5) 2.8 quattro, AUDI A6 Avant (4B5, C5) 1.8 T, AUDI A6 Avant (4B5, C5) 2.4, AUDI A6 Avant (4B5, C5) 2.8, AUDI A6 Avant (4B5, C5) 1.8 T quattro, AUDI A6 Avant (4B5, C5) 2.4 quattro, AUDI A6 Avant (4B5, C5) 2.5 TDI, AUDI A6 Avant (4B5, C5) 2.5 TDI quattro, AUDI A6 Avant (4B5, C5) 2.7 T, AUDI A6 Avant (4B5, C5) 2.7 T quattro, AUDI A6 Avant (4B5, C5) 2.4, AUDI A6 Avant (4B5, C5) 1.8 T quattro, AUDI A6 Avant (4B5, C5) 3.7 quattro, AUDI A6 Avant (4B5, C5) 3.7, AUDI A6 Avant (4B5, C5) 4.2 quattro, AUDI A6 Avant (4B5, C5) 1.8 T, AUDI A6 Avant (4B5, C5) S6 quattro, AUDI A6 Avant (4B5, C5) 2.5 TDI, AUDI A6 Avant (4B5, C5) 2.5 TDI quattro, AUDI A6 Avant (4B5, C5) 1.9 TDI, AUDI A6 Avant (4B5, C5) 1.8, AUDI A6 Avant (4B5, C5) 2.8, AUDI A6 Avant (4B5, C5) 2.8, AUDI A6 Avant (4B5, C5) 2.4, AUDI A6 Avant (4B5, C5) 2.0, AUDI A6 Avant (4B5, C5) 2.4, AUDI A6 Avant (4B5, C5) 2.4 quattro, AUDI A6 Avant (4B5, C5) 2.5 TDI, AUDI A6 Avant (4B5, C5) 2.7 T quattro, AUDI A6 Avant (4B5, C5) 3.0, AUDI A6 Avant (4B5, C5) 3.0 quattro, AUDI A6 Avant (4B5, C5) 1.9 TDI, AUDI A6 Avant (4B5, C5) RS6 quattro, AUDI A6 Avant (4B5, C5) 2.4, AUDI A6 Avant (4B5, C5) 2.4 quattro, AUDI A6 Avant (4B5, C5) 2.5 TDI, AUDI A6 Avant (4B5, C5) 2.4 quattro, AUDI A6 Avant (4B5, C5) RS6 plus quattro, AUDI A6 Avant (4B5, C5) 3.0 quattro, AUDI A6 Avant (4B5, C5) 3.0, AUDI A6 Avant (4B5, C5) 3.0 quattro … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Headlight Bulb for A6 Avant (4B5, C5) and other AUDI models
Alternative products
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Tools
Replacement: headlight bulb – AUDI A6 Avant (4B5, C5). Tools you might need:
Electronic spray
Flat screwdriver
Buy tools
Replacement: headlight bulb – AUDI A6 Avant (4B5, C5). Professionals recommend:
  • The replacement procedure is identical for the left and right headlight bulbs.
  • Replace the bulbs in both headlights at a time.
  • All work should be done with the engine stopped.
Replacement: headlight bulb – AUDI A6 Avant (4B5, C5). Use the following procedure:
  1. Step 1
    Switch off the ignition. Open the hood.
    Step 2
    How to change Headlight Bulb on Audi A6 C5 Avant 1997 - free PDF and video manuals
    Remove the headlight rear cover.
  2. Step 3
    How to replace AUDI A6 Avant (4B5, C5) 2.5 TDI quattro 1998 Headlight Bulb - step-by-step manuals and video guides
    Detach the bulb holder by turning it by ~30°. Remove the holder from the headlight mounting seat.
  3. Step 4
    Audi A6 C5 Avant 1.9 TDI 1999 Headlight Bulb replacement: free workshop manuals
    Remove the old bulb. Use a flat screwdriver. Check the condition of the bulb holder terminals. Replace if necessary.
    Replacement: headlight bulb – AUDI A6 Avant (4B5, C5). AUTODOC recommends:
    Clean the bulb mounting seat on the holder.
  4. Step 5
    Changing Headlight Bulb on AUDI A6 Avant (4B5, C5) 2.5 TDI 2000 by yourself
    Install a new bulb into the holder.
    AUTODOC recommends:
    Avoid touching the bulb glass. The finger marks left on it may cause failure.
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