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Arnott RH-3858 Headlight Level Sensor - Front
| Brand | Arnott RH-3858 |
|---|---|
| Position | Front |
| Connector Color | Black |
| Terminal Type | Pin |
| Grade Type | Standard |
| Connector Quantity | 1 |
| Connector Shape | Rectangle |
| Terminal Quantity | 3 |
| Connector Gender | Male |
| Terminal Gender | Male |
| Mounting Hardware Included | No |
| New Or Remanufactured | New |
| Fits | Land Rover · 10 vehicles |
Ride height sensor. Measures chassis distance to help keep suspension level.
Standard grade. New sensor with a black rectangular connector and pin terminals.
Helps protect the air suspension system by replacing a worn sensor.
Cross-references URO LR033256 for the same application. See all 1.
Arnott RH-3858 Headlight Level Sensor
Arnott RH-3858 is a new headlight level sensor for vehicles equipped with front ride height sensing. It measures chassis-to-road distance and sends that input to the ECU so the air suspension system can adjust ride height as needed. This replacement is a direct fit for select Land Rover Discovery, Range Rover, and Range Rover Sport applications.
Key Features
- New standard-grade headlight level sensor
- Black connector with rectangular shape
- 3-pin male terminal design
- 1 male connector
- Built for front-position applications
- Cross-references URO LR033256 for the same application
Detailed Description
The Arnott RH-3858 is an aftermarket ride height sensor used to report suspension position data to the vehicle control system. By tracking the distance between the chassis and the road, the sensor helps the ECU command the air suspension compressor to raise or lower the air struts as needed. This part number, RH-3858, is built as a new replacement for front-mounted applications on 2013-2017 Land Rover Range Rover, 2014-2017 Land Rover Range Rover Sport, and 2017 Land Rover Discovery models.
For buyers searching for a front headlight level sensor for Land Rover Range Rover, Range Rover Sport, or Discovery, RH-3858 provides the correct connector style and terminal layout for the listed applications. Arnott RH-3858 is a practical replacement when the original sensor has worn out or been damaged by road debris, water intrusion, salt exposure, or impact.
What It Helps Fix
- Incorrect front ride height readings
- Air suspension leveling faults
- Uneven vehicle stance at the front end
- Suspension warning messages related to height sensing
- Sensor failure caused by corrosion, debris, or moisture intrusion
Installation Notes and Tips
Verify the connector shape, terminal count, and front position before installation. This sensor uses a black rectangular 1-connector, 3-pin male terminal configuration and does not include mounting hardware. Confirm the vehicle’s original part number and mounting location against the listed fitment for 2013-2017 Land Rover Range Rover, 2014-2017 Land Rover Range Rover Sport, and 2017 Land Rover Discovery.
Quality Assurance
Arnott supplies new aftermarket suspension components built for direct replacement use. RH-3858 is engineered to match the listed application requirements and cross-references URO LR033256.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2017 | Land Rover | Discovery | Front | — |
| 2017 | Land Rover | Range Rover | Front | — |
| 2017 | Land Rover | Range Rover Sport | Front | — |
| 2016 | Land Rover | Range Rover | Front | — |
| 2016 | Land Rover | Range Rover Sport | Front | — |
| 2015 | Land Rover | Range Rover | Front | — |
| 2015 | Land Rover | Range Rover Sport | Front | — |
| 2014 | Land Rover | Range Rover | Front | — |
| 2014 | Land Rover | Range Rover Sport | Front | — |
| 2013 | Land Rover | Range Rover | Front | — |
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