Land Rover Discovery 2 L318 Headlight Level Control Switch Button YUK000020PUY

Land Rover Discovery 2 L318 Headlight Level Control Switch Button is an original component from the Switches, control elements and ignition switches group, designed for precise adjustment of the headlight beam height in your Discovery 2. It allows the driver to conveniently adjust the position of the headlights according to the vehicle's load, improving comfort and safety when driving after dark.

Specifications and technical data

• SKU: YUK000020PUY
• Mark: Land Rover
• Condition: Used
• OEM Part Number: YUK000020PUY
• Substitutable numbers: YUK000020PUY, 1H2Z13480AB
• Part type: Rocker Switch
• Category: Switches & Controls

Function and application of the headlight level control switch

The headlight level control switch in the Land Rover Discovery 2 L318 is responsible for controlling the headlight height adjustment system from the cabin. Thanks to it, the driver can in a controlled manner:

• adjust the headlight beam angle to the current vehicle load,
• reduce glare for other road users,
• maintain optimal road illumination range,
• ensure stable, repeatable headlight settings.

This component is particularly important in off-road and expedition vehicles, such as the Discovery 2, where variable loads (luggage, tow bar, additional equipment) often affect the body geometry. A functional switch allows for quick compensation of these changes without the need for manual intervention at the headlights themselves.

Design and integration with the control system

The switch belongs to the Switches, control elements and ignition switches group, which means it is factory-adapted to work with the original electrical harness and the Land Rover dashboard. The design provides:

• a dedicated electrical connector matched to the Discovery 2 L318 installation,
• an ergonomic control element allowing for smooth setting changes,
• integrated position markings, facilitating quick adjustment to the desired headlight level.

Thanks to the factory design, installation is essentially plug-and-play – once matched to the correct vehicle version, the switch works with the existing system without the need for installation modifications.

Benefits of using an original Land Rover component

Choosing a headlight level control switch dedicated to the Discovery 2 L318 provides a number of practical advantages:

• Dashboard compatibility – the correct shape and mountings allow for aesthetic integration into the control panel without gaps or tension.
• Consistency with the factory installation – appropriate connectors and electrical parameters minimize the risk of errors, overheating, or unstable operation.
• Repeatable operating characteristics – the travel and resistance of the control element are adjusted to Land Rover standards, which facilitates intuitive operation.
• The ability to maintain the original interior ergonomics, which is important for professional repairs and restorations.

Condition, selection, and installation recommendations

The offered switch is a used component, which in practice means it comes from dismantling and has been verified for suitability for further use. This is a solution often chosen when servicing older generations of Land Rovers, where compliance with factory specifications and reasonable repair costs are key.

Before installation, it is worth paying attention to:

• compatibility with the Discovery 2 L318 body version,
• the condition of the electrical connectors in the vehicle (no corrosion, correct latches),
• proper seating in the control panel, without excessive stress on the plastics.

To maintain full functionality of the lighting system, installation by a person with experience in electrical installations in off-road vehicles of this brand is recommended.

Expanding the control system in the Land Rover Discovery 2

If you are planning a comprehensive repair or modernization of the cockpit area and control panel in your Land Rover and need other elements from the same group, such as buttons, knobs, or control modules, check the available parts in the Land Rover switches, control elements and ignition switches category.

When working on electrical and lighting systems, it is also worth ensuring the efficiency of safety systems. If you are interested in how to responsibly approach the purchase of used components in critical areas of the vehicle, the following article will be helpful: Second-hand braking system: how to safely choose discs, calipers, and ABS?, where you will find practical tips on verifying the condition of used subassemblies.