What is the low beam headlight bulb size for a 2004 Volkswagen Phaeton?

The 2004 Volkswagen Phaeton uses a N/A bulb for the low beam headlights. We recommend upgrading to LED for better visibility.

What is the high beam headlight bulb size for a 2004 Volkswagen Phaeton?

The high beam bulb size for the 2004 Volkswagen Phaeton is 9005XS.

Why are my 2004 Volkswagen Phaeton headlights dim?

Dim headlights on a 2004 Volkswagen Phaeton can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a N/A LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2004 Volkswagen Phaeton fog light?

The 2004 Volkswagen Phaeton uses a H11 bulb for the fog light position.

Is the 2004 Volkswagen Phaeton single or dual beam?

The 2004 Volkswagen Phaeton uses a dual bulb headlight system. This means you have separate bulbs for high and low beams.

Can I install LED bulbs on my 2004 Volkswagen Phaeton?

Yes, the 2004 Volkswagen Phaeton comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a N/A LED conversion kit for the low beams.

Does the 2004 Volkswagen Phaeton have fog lights?

Yes, the 2004 Volkswagen Phaeton takes a H11 bulb for the fog light position.

How do I change the headlight on a 2004 Volkswagen Phaeton?

Turn off the vehicle and open the hood. Locate the headlight assembly from behind, remove the dust cover or retaining clip, disconnect the wiring harness, twist the old N/A bulb counter-clockwise to remove it, then insert the new bulb and reassemble. Note: Volkswagen vehicles use a CANbus system, so LED replacements may need an anti-flicker decoder. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 2004 Volkswagen Phaeton?

LED bulbs used off-road or in auxiliary lights are legal everywhere. For on-road headlight use, legality varies by state. Many states allow LED retrofits as long as the beam pattern meets DOT standards. For the best legal compliance, choose a DOT-approved N/A LED kit that is designed as a direct replacement and produces a proper cutoff pattern without excessive glare.

How much does it cost to replace 2004 Volkswagen Phaeton headlights?

A pair of halogen N/A bulbs costs $15 to $40, while LED conversion kits run $25 to $60 per pair. If you have a shop do the work, expect an additional $20 to $50 in labor per bulb. Replacing them yourself at home saves the labor cost and usually takes under 30 minutes.

What is the difference between halogen and LED for a 2004 Volkswagen Phaeton?

Halogen bulbs produce a warm yellow light (around 3200K), last 500 to 1000 hours, and draw more power. LED bulbs emit a brighter white light (5000-6000K), last 25,000+ hours, and use less energy. LED upgrades for the N/A position are available as direct plug-and-play replacements. Since the Volkswagen uses CANbus monitoring, choose a CANbus-compatible LED kit to avoid dashboard errors.

The 2004 Volkswagen Phaeton has a unique bulb configuration not shared with adjacent model years.

Fitment Guaranteed for 2004 Volkswagen Phaeton

What Size Bulbs Does a 2004 Volkswagen Phaeton Use?

Correct headlight, fog light, and tail light bulb sizes. Sourced from OEM catalog data.

Installation Difficulty

Hard (Tight clearances)

Est. Replacement Cost

$15 - $40 (Halogen) / $30+ (LED)

What Lighting System Does the 2004 Volkswagen Phaeton Have?

The 2004 Volkswagen Phaeton utilizes a refined lighting configuration featuring 4 distinct bulb positions. It features a standard lighting system powered by a dual-bulb halogen configuration using separate low beam and 9005XS high beam bulbs for precise light distribution. This model belongs to the early years of the Phaeton's 2004-2006 production span. Note that Volkswagen vehicles typically feature a CANbus electrical monitor that checks for specific bulb resistance.

LED Flicker Warning

This vehicle is known to use a CANbus system. Installing standard LEDs may cause flickering.

Use a CANbus decoder.

Can You Put LED Bulbs in a 2004 Volkswagen Phaeton?

Upgrading to LED is one of the most effective ways to modernize your Volkswagen's appearance and safety profile. We recommend starting your upgrade with the low beams, as they see the most use. Adding a matching 9005XS LED kit later will complete the look and ensure consistent lighting performance. Because Volkswagen utilizes a CANbus system, standard LED bulbs may cause "bulb out" errors on your dashboard. Always opt for "Error-Free" or CANbus-ready kits which include the necessary resistors. Don't forget the H11 fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2004 Volkswagen Phaeton Bulb Size Chart

Position	Bulb Size	Shop
Fog Light	H11	Buy H11 →
High Beam	9005XS	Buy 9005XS →
Side Marker	W5W	Buy W5W →
Reverse Light	921	Buy 921 →

How do the 2004 Volkswagen Phaeton's bulbs compare to other years?

The 2005 model switched to a different bulb configuration.

This bulb configuration covers the 2004 model years. 2005 →

Finding the best installation guide...

Other Phaeton Years

2006 2005

More from Volkswagen

411 412 A4 A5 Arteon Atlas Atlas Cross Sport Beetle