User Manual for Philips WhiteVision Ultra H4 Headlight Bulbs

Product Overview

The Philips WhiteVision Ultra H4 headlight bulbs provide a bright white light up to 4,200 Kelvin, enhancing visibility and comfort for the driver. These halogen bulbs offer up to 60% more visibility compared to standard bulbs, ensuring optimal clarity. Designed for style and performance, they are fully compliant with public road regulations and come with ECE approval.

Installation Instructions

1. Ensure your vehicle's ignition is turned off and the headlight switch is in the "off" position.
2. Open the vehicle's hood and locate the back of the headlight assembly.
3. Remove the existing H4 bulb by disconnecting the electrical connector and releasing any clips or retaining rings.
4. Take the new Philips WhiteVision Ultra H4 bulb out of its packaging, being careful not to touch the glass with your fingers as oils can shorten bulb life.
5. Insert the new bulb into the headlight assembly, making sure it is securely fastened and the electrical connector is properly attached.
6. Test the headlights to ensure they are functioning correctly before closing the hood.

Troubleshooting Tips

• If the bulb does not light up, double-check that the electrical connector is securely attached and there are no damaged wires.
• Ensure the bulb is properly seated in the headlight assembly and any retaining clips or rings are securely fastened.
• If the light output seems dim or inconsistent, check for any dirt or moisture in the headlight assembly that might be affecting performance.
• For any persistent issues, consult a professional mechanic or contact Philips automotive lighting customer support.

Frequently Asked Questions (FAQs)

What is the color temperature of these bulbs?

The Philips WhiteVision Ultra H4 bulbs have a color temperature of 4,200 Kelvin, providing a bright white light.

Are these bulbs legal for road use?

Yes, these bulbs are fully compliant with road regulations and come with ECE approval, making them legal for use on public roads.

How long do these bulbs last?

The operational life span of these bulbs is approximately 540 hours. However, factors such as usage frequency and driving conditions can affect their longevity.

Do these bulbs come with a warranty?

Yes, these bulbs come with a 1-year warranty from the date of purchase.

Can I install LED bulbs instead of these halogen bulbs?

While LED bulbs offer certain advantages, it's important to ensure they are compatible with your vehicle and meet legal requirements. As of the knowledge cutoff date, it's advisable to check the latest regulations regarding LED headlight conversions.

Are these bulbs available in different sizes?

The Philips WhiteVision Ultra bulbs are available in various sizes to fit different vehicles. Ensure you purchase the correct size for your vehicle's headlight assembly.

Do the bulbs come with installation instructions?

Yes, the bulbs come with a user manual that includes detailed installation instructions.

What is included in the package?

The package includes two Philips WhiteVision Ultra H4 bulbs and two W5W sidelight bulbs as a bonus.

Can I touch the bulbs with my bare hands during installation?

No, it's recommended to handle the bulbs with gloves or a clean cloth to avoid getting oils from your skin onto the glass, which can reduce the lifespan of the bulbs.

Are these bulbs significantly brighter than standard halogen bulbs?

Yes, these bulbs provide up to 60% more visibility than standard halogen bulbs, offering enhanced brightness and clarity.

Do I need to make any modifications to my vehicle to use these bulbs?

No modifications are necessary; these bulbs are designed to be a direct replacement for your vehicle's standard H4 bulbs.

If I encounter any issues with the bulbs, what should I do?

If you experience any issues, refer to the troubleshooting tips provided in this manual. For further assistance, contact Philips automotive lighting customer support.

**Product: Philips WhiteVision ultra H4 Twin box - Auto et Moto**

**Specifications:**
- Brand: Philips automotive lighting
- Model Number: ‎35490428
- Category: Auto et Moto > Pièces détachées auto > Feux, ampoules et clignotants > Ampoules > Ampoules extérieures > Ampoules clignotants
- Manufacturer: ‎Lumileds
- ASIN: B07H51QNTD
- Weight: ‎20 g
- Voltage: 12 Volts
- Average Customer Rating: 4.2 out of 5 stars from 15,600 reviews

**Features:**
1. Bright white light up to 4,200 Kelvin for enhanced visibility and comfort.
2. Provides up to 60% more visibility, ensuring optimal clarity on the road.
3. New halogen headlights for an elegant look.
4. Fully compliant with public road regulations, with ECE approval.

**FAQs:**

1. **What is the color temperature of the light emitted by these bulbs?**
- The Philips WhiteVision ultra H4 bulbs emit a bright white light with a color temperature of up to 4,200 Kelvin.

2. **Are these bulbs compatible with my vehicle's front lighting system?**
- Yes, these bulbs are designed to be used as part of the front lighting system in vehicles with H4 type lighting.

3. **How long can I expect these bulbs to last?**
- The operational lifespan of these bulbs is approximately 540 hours.

4. **Do these bulbs meet legal requirements for road use?**
- Yes, the Philips WhiteVision ultra H4 bulbs are fully compliant with public road regulations and have ECE approval.

5. **Are these bulbs easy to install?**
- These bulbs are designed for easy installation in compatible vehicles without the need for complicated setups.

6. **Do these bulbs come in a set or individually?**
- These bulbs are sold in a set of two (Twin box), providing you with both the required bulbs for your vehicle's front lighting system.

7. **Do these bulbs provide a significant improvement over standard halogen bulbs in terms of brightness and visibility?**
- Yes, these bulbs offer up to 60% more visibility compared to standard halogen bulbs, ensuring optimal clarity and enhanced visibility on the road.

8. **Can I use these bulbs as replacements for LED bulbs in my vehicle?**
- These Philips WhiteVision ultra H4 bulbs are designed specifically as halogen replacements and are not intended to be used as LED bulb replacements due to legal restrictions and compatibility issues.

9. **What is included in the package besides the main H4 bulbs?**
- In addition to the main H4 bulbs, the package includes two small W5W blue bulbs as an added bonus.

10. **Is it recommended to purchase additional sets of these bulbs due to their lifespan?**
- It is advisable to consider purchasing additional sets of these bulbs as they may have a moderate lifespan, especially in conditions such as frequent use during winter or rainy weather.

If you have any further questions or need assistance, feel free to reach out for more information.