When to replace the Headlight Bulb on your AUDI A4
Recommended replacement interval for the part category Headlight bulb : 12 month / 15000 km
Important!
This replacement procedure can be used for:
AUDI A4 Avant (8K5, B8) 1.8 TFSI, AUDI A4 Avant (8K5, B8) 1.8 TFSI quattro, AUDI A4 Avant (8K5, B8) 3.0 TFSI quattro, AUDI A4 Avant (8K5, B8) 2.0 TDI, AUDI A4 Avant (8K5, B8) 2.0 TDI quattro, AUDI A4 Avant (8K5, B8) 3.0 TDI quattro, AUDI A4 Avant (8K5, B8) 3.0 TDI, AUDI A4 Avant (8K5, B8) 1.8 TFSI, AUDI A4 Avant (8K5, B8) 3.2 FSI quattro, AUDI A4 Avant (8K5, B8) 2.0 TDI, AUDI A4 Avant (8K5, B8) 3.0 TDI quattro, AUDI A4 Avant (8K5, B8) 2.0 TDI, AUDI A4 Avant (8K5, B8) 2.7 TDI, AUDI A4 Avant (8K5, B8) 2.0 TFSI, AUDI A4 Avant (8K5, B8) 1.8 TFSI, AUDI A4 Avant (8K5, B8) 2.0 TFSI, AUDI A4 Avant (8K5, B8) 2.0 TFSI quattro, AUDI A4 Avant (8K5, B8) 1.8 TFSI quattro, AUDI A4 Avant (8K5, B8) S4 quattro, AUDI A4 Avant (8K5, B8) 2.0 TDI, AUDI A4 Avant (8K5, B8) 2.0 TDI quattro, AUDI A4 Avant (8K5, B8) 2.7 TDI, AUDI A4 Avant (8K5, B8) 2.0 TDI, AUDI A4 Avant (8K5, B8) 2.0 TDI, AUDI A4 Avant (8K5, B8) 3.2 FSI, AUDI A4 Avant (8K5, B8) 2.0 TDI quattro, AUDI A4 Avant (8K5, B8) 2.0 TFSI flexible fuel, AUDI A4 Avant (8K5, B8) 2.0 TFSI flexible fuel quattro, AUDI A4 Avant (8K5, B8) 3.0 TDI quattro, AUDI A4 Avant (8K5, B8) RS4 quattro, AUDI A4 Avant (8K5, B8) 2.0 TFSI, AUDI A4 Avant (8K5, B8) 2.0 TFSI quattro, AUDI A4 Avant (8K5, B8) 2.0 TDI, AUDI A4 Avant (8K5, B8) 2.0 TDI quattro, AUDI A4 Avant (8K5, B8) 2.0 TDI, AUDI A4 Avant (8K5, B8) 2.0 TDI 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 A4 Avant (8K5, B8) and other AUDI models
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Tools
Replacement: headlight bulb – AUDI A4 Avant (8K5, B8). Tools you might need:
Electronic spray
Flat screwdriver
Replacement: headlight bulb – AUDI A4 Avant (8K5, B8). 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 A4 Avant (8K5, B8). Use the following procedure:
  1. Step 1
    Switch off the ignition. Open the hood.
    Step 2
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    Remove the headlight rear cover.
  2. Step 3
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    Detach the bulb holder by turning it by ~30°. Remove the holder from the headlight mounting seat.
  3. Step 4
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    Remove the old bulb. Use a flat screwdriver. Check the condition of the bulb holder terminals. Replace if necessary.
    Replacement: headlight bulb – AUDI A4 Avant (8K5, B8). AUTODOC recommends:
    Clean the bulb mounting seat on the holder.
  4. Step 5
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    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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DIY AUDI A4 Avant (8K5, B8) Headlight Bulb replacement - online guide
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