Range Rover Sport L494 Exhaust Gas Temperature Sensor 3.0D AJ20D6 K6D3-5J254-AB

Range Rover Sport L494 Exhaust Gas Temperature Sensor 3.0D AJ20D6 is a precision exhaust system component responsible for accurate exhaust gas temperature measurement and stable engine operation. Thanks to its factory design specifically for the 3.0D AJ20D6 engine, the sensor interacts with the vehicle's electronics in a predictable and repeatable manner, supporting proper mixture control and component protection. This is a solution for users who expect a proven, OEM-compliant part at an attractive price.

Specifications and technical data

• SKU: LR125607
• Mark: Range Rover
• Condition: Used
• OEM Part Number: K6D35J254AB
• Substitutable numbers: LR125607, K6D35J254AB, K6D3-5J254-AB
• Category: Oxygen Sensors

Purpose and function in the exhaust system

The exhaust gas temperature sensor in the Range Rover Sport L494 with the 3.0D AJ20D6 engine is responsible for continuous monitoring of operating conditions within the exhaust system. The information transmitted to the engine control unit allows for:

• monitoring thermal loads on exhaust components,
• maintaining stable engine operating parameters,
• reducing the risk of overheating critical components.

As a result, the control system can react to temperature changes in a predictable way, which helps maintain proper engine performance and long-term durability.

Design compliant with the Lambda sensors and O2 sensors category

The presented item belongs to the Lambda sensors and O2 sensors group, which are components responsible for measuring exhaust gas parameters and transmitting them to the control unit. In practice, this means:

• the sensor is designed for operation in high temperatures and variable exhaust flow conditions,
• the construction is adapted to the requirements of Range Rover's onboard electronics,
• it can be integrated with the existing electrical harness without the need for installation modifications.

Such compatibility facilitates trouble-free installation and maintains consistency with the vehicle's factory architecture.

Performance characteristics and benefits of use

Choosing an exhaust gas temperature sensor dedicated to the Range Rover Sport L494 with the 3.0D AJ20D6 engine helps maintain performance parameters close to factory specifications. Using this component supports:

• stable engine control system operation thanks to reliable measurement data,
• more predictable vehicle behavior under various load conditions,
• reduction of the risk of errors related to incorrect exhaust gas temperature readings.

This solution is particularly beneficial for servicing vehicles used intensively, where parameter repeatability and compliance with manufacturer specifications are important.

Condition, selection, and installation aspects

The offered sensor is a secondary market component, which allows for optimizing repair costs while maintaining the functionality required in modern exhaust systems. Before installation, it is worth paying attention to:

• compatibility with the specific 3.0D AJ20D6 engine version in the Range Rover Sport L494,
• the condition of electrical connectors and the vehicle socket,
• proper seating of the sensor in the designated point of the exhaust system.

This approach facilitates trouble-free replacement and reduces the risk of needing to remove it again shortly after the repair.

Expanding knowledge and selecting used electronics

In the case of measurement and electronic components, such as sensors in modern vehicles, it is worth taking a conscious approach to purchasing parts from the secondary market. Practical tips on selecting used electronic components, their verification, and assessing cost-effectiveness can be found in the article Second life for electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, which helps organize key selection criteria.

If you are planning a comprehensive repair or upgrade of the exhaust control area in your Range Rover and need other items from the same group, such as lambda sensors, additional temperature sensors, or exhaust gas composition sensors, check out the available parts in the Range Rover Lambda sensors and O2 sensors category.