What is the low beam headlight bulb size for a 2004 Volvo S40?

The 2004 Volvo S40 uses a H11 LED 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 Volvo S40?

The high beam bulb size for the 2004 Volvo S40 is H7 LED.

Why are my 2004 Volvo S40 headlights dim?

Dim headlights on a 2004 Volvo S40 can be caused by aging halogen bulbs, which lose brightness over time, or oxidation (cloudiness) on the plastic headlight lenses. Upgrading to a H11 LED LED conversion kit can provide a significantly brighter and whiter light output.

Which bulb fits the 2004 Volvo S40 fog light?

The 2004 Volvo S40 uses a H3 LED bulb for the fog light position.

Is the 2004 Volvo S40 single or dual beam?

The 2004 Volvo S40 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 Volvo S40?

Yes, the 2004 Volvo S40 comes with standard halogen bulbs from the factory, but they can be upgraded to LED. You will need a H11 LED LED conversion kit for the low beams.

Does the 2004 Volvo S40 have fog lights?

Yes, the 2004 Volvo S40 takes a H3 LED bulb for the fog light position.

How do I change the headlight on a 2004 Volvo S40?

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 H11 LED bulb counter-clockwise to remove it, then insert the new bulb and reassemble. The whole process typically takes 10 to 30 minutes per side depending on accessibility.

Are LED headlights legal for a 2004 Volvo S40?

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 H11 LED 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 Volvo S40 headlights?

A pair of halogen H11 LED 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 Volvo S40?

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 H11 LED position are available as direct plug-and-play replacements.

Fitment Guaranteed for 2004 Volvo S40

What Size Bulbs Does a 2004 Volvo S40 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 Volvo S40 Have?

Owners of the 2004 Volvo S40 will find a total of 11 lighting elements throughout the vehicle's exterior. It features an extensive lighting system powered by a dual-bulb halogen configuration using separate H11 LED low beam and H7 LED high beam bulbs for precise light distribution. This model belongs to the mid years of the S40's 2000-2011 production span.

Can You Put LED Bulbs in a 2004 Volvo S40?

Upgrading to LED is one of the most effective ways to modernize your Volvo's appearance and safety profile. We recommend starting your upgrade with the H11 LED low beams, as they see the most use. Adding a matching H7 LED LED kit later will complete the look and ensure consistent lighting performance. Don't forget the H3 LED fog lights; switching these to LED can dramatically improve your visibility in adverse weather.

2004 Volvo S40 Bulb Size Chart

Position	Bulb Size	Shop
Low Beam	H11 LED	Buy H11 LED →
High Beam	H7 LED	Buy H7 LED →
Fog Light	H3 LED	Buy H3 LED →
Brake Light	LED Bulb	Buy LED Bulb →
Turn Signal Front	2827 LED	Buy 2827 LED →
Turn Signal Rear	12496 LED	Buy 12496 LED →
Dome Light	6418	Buy 6418 →
Map Light	2825	Buy 2825 →
Parking Light	3457NA	Buy 3457NA →
Reverse Light	7506	Buy 7506 →
Trunk Light	6418	Buy 6418 →