Renewing main beam gas discharge bulb: VW Phaeton
Step-by-step renewing main beam gas discharge bulb for the VW Phaeton: 10 steps. What to remove, in what order, and what to check after.
Workshop procedure for VW — the exact step sequence and torque figures, straight from real workshop data.
🧭 Before you start
Fits: VW Phaeton (3D)
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- The metal connector must be connected before the gas discharge bulb is installed.
📋 Procedure
- ⚠ Observe operating and safety notes for gas discharge bulbs . — Remove headlight .
- Remove rubber cover (arrow) on headlight housing.
- Push wire hoop (arrow) and release.
- Carefully pull out gas discharge bulb.
- Pull off metal connector. [Note: Do not touch glass bulb when fitting gas discharge bulb. Fingers leave traces of grease on the glass bulb, which evaporate when the bulb is switched on and cause the glass bulb to cloud over. Ensure that the glass bulb is not stressed mechanically. The bulb glass is extremely fragile and has a high internal pressure.Avoid looking directly into the collimated beam as the UV rays from the gas discharge bulb are about 2.5 times greater than normal halogen bulbs.When installing cover cap, ensure that it seats properly. The ingress of water will lead to permanent damage to the headlight.]
- ⚠ Observe operating and safety notes for gas discharge bulbs . — Reconnect metal connector. [Note: The metal connector must be connected before the gas discharge bulb is installed.]
- Insert new bulb so that locking lugs lie in recess in reflector.
- Install headlight .
- Check headlight settings and adjust if necessary Descriptions of work.
- In conclusion, check function of headlight.
Other VW procedures
Who makes these pages, and how
TorqFix was built by a mechanic — after a 2,700 km drive with five roadside repairs that no diagnostic tool could explain.
The figures on this page come from manufacturer workshop documentation and are shown as they are. The page is assembled automatically from that data — it is not written by an AI. The AI works in the chat, where it answers for your specific car. It writes nothing here.
Variants of the same model differ. Cross-check torque against the factory manual for your engine before final tightening.
Seen a figure that does not match your manual? Write to us — we correct it and note when. support@torqfix.com
The story behind TorqFix →Workshop data on this page last updated 20 Sep 2026.