The Range Rover Evoque L538 2.2 TDCi Exhaust Pressure Sensor DPF is a component from the engine sensors and switches category, designed for diesel engines. It is responsible for precise measurement of exhaust pressure before and after the DPF filter, which is crucial for the proper operation of the engine and the filter regeneration process.
Specifications and technical data
- SKU: CX23-5L200-AA
- Mark: Range Rover
- Condition: Used
- OEM Part Number: CX23-5L200-AA
- Substitutable numbers: CX23-5L200-AA, CX235L200AA
- Fuel type: Diesel
- Part type: Sensor
- Category: Engine Sensors & Switches
Role of the DPF Exhaust Pressure Sensor in a Diesel Engine
The DPF exhaust pressure sensor in the Range Rover Evoque L538 2.2 TDCi works with the engine control unit, providing information about the pressure difference across the particulate filter. Based on this data, the controller:
- assesses the DPF filter's fill level with soot and ash,
- initiates the regeneration process under appropriate engine operating conditions,
- monitors the correct exhaust gas flow in the exhaust system,
- prevents power loss resulting from excessive filter clogging.
Thanks to a functional sensor, the controller can maintain stable operating parameters of the diesel engine, reduce the risk of entering limp mode, and lower particulate matter emissions.
Benefits of Using an Original Range Rover Sensor
Using a component from the engine sensors and switches group, dedicated to a specific vehicle model, ensures:
- correct measurement characteristics matched to the maps in the Evoque 2.2 TDCi engine control unit,
- stable cooperation with the DPF system without the need for installation modifications,
- reduced risk of diagnostic errors (engine light, DPF messages),
- maintenance of factory operating parameters for the diesel engine regarding exhaust pressure.
This is particularly important in vehicles where predictable exhaust system behavior and correct operation of emission control systems are crucial.
Application in Engine Tuning and Optimization
A functional DPF exhaust pressure sensor is important not only for standard operation but also for engine software modifications. When increasing power or torque in diesel engines:
- accurate exhaust pressure readings allow for better control of the DPF filter load,
- correct information for the ECU facilitates safe tuning of injection and boost maps,
- stable exhaust system operation reduces the risk of overheating and excessive filter clogging.
If you are planning engine modifications, it is worth consulting the guide on safely increasing performance – you can find it in the article How to Increase Engine Power: A Practical Guide to Engine Tuning with Used Parts, which discusses practical aspects of tuning using aftermarket components.
Product Characteristics and Condition
The offered sensor belongs to the Range Rover engine sensors and switches group and is a used part from disassembly. This type of part is a good choice when you prioritize:
- maintaining the original exhaust system specification,
- compatibility with the factory installation without wiring modifications,
- a rational repair cost while maintaining OEM parameters.
Before installation, the standard service procedure is recommended: checking vacuum/pressure lines, port sealing, and clearing any errors in the control unit after replacing the component.
Other Range Rover Engine Sensors and Switches
If you are also looking for other engine sensors and switches for Range Rover, check out the dedicated category: Range Rover Engine Sensors and Switches. This will help you easily select other engine control system components, maintaining component consistency in your vehicle.
