Description
A self-diagnosis module for tank leakage detection is an essential component within a vehicle’s evaporative emissions control system, helping monitor the integrity of the fuel system and detect leaks that could allow harmful fuel vapors to escape into the atmosphere. Modern vehicles are equipped with sophisticated evaporative emissions systems designed to capture and contain fuel vapors generated inside the fuel tank. The self-diagnosis module continuously monitors the sealed fuel system and works with the engine control unit (ECU) to identify leaks, pressure irregularities, or system malfunctions that may affect emissions performance, fuel efficiency, or overall vehicle operation.
Fuel vapors created inside the tank are normally stored within the evaporative emissions system and later routed back into the engine to be burned during combustion. If leaks occur within the fuel tank, hoses, seals, valves, or evaporative emissions components, these vapors can escape into the environment and increase hydrocarbon emissions. The self-diagnosis module helps identify these leaks early by monitoring pressure levels and system integrity during specific operating conditions. By detecting leaks quickly and accurately, the module helps maintain emissions compliance and supports proper vehicle performance.
- Automatic Leak Detection – Continuously monitors the evaporative emissions system for fuel vapor leaks, helping identify problems early before they become larger system failures.
- Supports Emissions Compliance – Helps reduce harmful hydrocarbon emissions by ensuring the fuel system remains properly sealed and environmentally compliant.
- Highly Sensitive Pressure Monitoring – Advanced pressure sensing technology can detect both small and large leaks for accurate system diagnostics and reliable fault detection.
- Improved Diagnostic Accuracy – Communicates directly with the engine control unit (ECU) to generate precise fault codes that help technicians diagnose evaporative system problems more efficiently.
- OE Quality Construction – Manufactured to original equipment standards for dependable fit, reliable operation, and proper integration with vehicle emissions systems.
- Durable Environmental Protection – Robust housings and sealed electrical connectors help protect the module from moisture, vibration, road debris, fuel vapors, and temperature extremes.
- Enhanced Fuel System Reliability – Helps maintain proper evaporative system performance, reducing the risk of fuel odors, drivability issues, and failed emissions inspections.
- Long-Term System Stability – Designed for consistent monitoring accuracy and dependable operation throughout the life of the vehicle under demanding driving conditions.
Fits these vehicles
- 2024 Land Rover Discovery 2.0L L4
- 2023 Land Rover Defender 90 2.0L L4
- 2023 Land Rover Defender 90 3.0L L6
- 2023 Land Rover Range Rover Sport 3.0L L6
- 2023 Land Rover Discovery 2.0L L4
- 2023 Land Rover Discovery 3.0L L6
- 2023 Land Rover Defender 130 3.0L L6
- 2023 Land Rover Defender 110 2.0L L4
- 2023 Land Rover Defender 110 3.0L L6
- 2022 Land Rover Discovery 2.0L L4
- 2022 Land Rover Discovery 3.0L L6
- 2022 Land Rover Defender 110 2.0L L4
- 2022 Land Rover Defender 110 3.0L L6
- 2022 Land Rover Range Rover 5.0L V8
- 2022 Land Rover Defender 90 2.0L L4
- 2022 Land Rover Defender 90 3.0L L6
- 2022 Land Rover Range Rover Sport 3.0L L6
- 2022 Land Rover Range Rover Sport 5.0L V8
- 2021 Land Rover Discovery 2.0L L4
- 2021 Land Rover Discovery 3.0L L6
- 2021 Land Rover Defender 90 2.0L L4
- 2021 Land Rover Range Rover Velar 2.0L L4
- 2021 Land Rover Range Rover Sport 2.0L L4
- 2021 Land Rover Range Rover Sport 3.0L L6
- 2021 Land Rover Range Rover Sport 5.0L V8
- 2021 Land Rover Range Rover 2.0L L4
- 2021 Land Rover Range Rover 3.0L L6
- 2021 Land Rover Range Rover 5.0L V8
- 2021 Land Rover Range Rover Evoque 2.0L L4
- 2021 Land Rover Discovery Sport 2.0L L4
- 2021 Land Rover Defender 110 2.0L L4
- 2020 Land Rover Range Rover Evoque 2.0L L4
- 2020 Land Rover Defender 110 2.0L L4
- 2020 Land Rover Range Rover Sport 2.0L L4
- 2020 Land Rover Discovery Sport 2.0L L4
- 2020 Land Rover Range Rover Sport 3.0L L6
- 2020 Land Rover Range Rover 2.0L L4
- 2020 Land Rover Range Rover Sport 5.0L V8
- 2020 Land Rover Range Rover 3.0L L6
- 2020 Land Rover Range Rover 5.0L V8
- 2020 Land Rover Discovery 3.0L V6
- 2020 Land Rover Range Rover Velar 2.0L L4
- 2020 Land Rover Range Rover Velar 3.0L V6
- 2019 Land Rover Discovery 3.0L V6
- 2019 Land Rover Discovery Sport 2.0L L4
- 2019 Land Rover Range Rover 3.0L V6
- 2019 Land Rover Range Rover 5.0L V8
- 2019 Land Rover Range Rover Sport 2.0L L4
- 2019 Land Rover Range Rover Sport 3.0L L6
- 2019 Land Rover Range Rover Sport 3.0L V6
- 2019 Land Rover Range Rover Sport 5.0L V8
- 2019 Land Rover Range Rover Velar 2.0L L4
- 2019 Land Rover Range Rover Velar 3.0L V6
- 2019 Land Rover Range Rover Evoque 2.0L L4
- 2018 Land Rover Range Rover Sport 3.0L V6
- 2018 Land Rover Range Rover Sport 5.0L V8
- 2018 Land Rover Discovery Sport 2.0L L4
- 2018 Land Rover Range Rover Velar 2.0L L4
- 2018 Land Rover Range Rover Velar 3.0L V6
- 2018 Land Rover Range Rover 3.0L V6
- 2018 Land Rover Range Rover 5.0L V8
- 2018 Land Rover Discovery 3.0L V6
- 2018 Land Rover Range Rover Evoque 2.0L L4
- 2017 Land Rover Range Rover Sport 3.0L V6
- 2017 Land Rover Range Rover Sport 5.0L V8
- 2017 Land Rover Discovery 3.0L V6
- 2017 Land Rover Range Rover 3.0L V6
- 2017 Land Rover Range Rover 5.0L V8
- 2017 Land Rover Range Rover Evoque 2.0L L4
- 2017 Land Rover Discovery Sport 2.0L L4
- 2016 Land Rover Discovery Sport 2.0L L4
- 2016 Land Rover Range Rover 3.0L V6
- 2016 Land Rover Range Rover 5.0L V8
- 2016 Land Rover LR4 3.0L V6
- 2016 Land Rover Range Rover Evoque 2.0L L4
- 2016 Land Rover Range Rover Sport 3.0L V6
- 2016 Land Rover Range Rover Sport 5.0L V8
- 2015 Land Rover LR2 2.0L L4
- 2015 Land Rover LR4 3.0L V6
- 2015 Land Rover Range Rover Sport 3.0L V6
- 2015 Land Rover Range Rover Sport 5.0L V8
- 2015 Land Rover Range Rover 3.0L V6
- 2015 Land Rover Range Rover 5.0L V8
- 2015 Land Rover Range Rover Evoque 2.0L L4
- 2015 Land Rover Discovery Sport 2.0L L4
- 2015 Volvo XC70 3.2L L6
- 2014 Land Rover LR4 3.0L V6
- 2014 Land Rover LR2 2.0L L4
- 2014 Land Rover Range Rover Evoque 2.0L L4
- 2014 Land Rover Range Rover 3.0L V6
- 2014 Land Rover Range Rover 5.0L V8
- 2014 Land Rover Range Rover Sport 3.0L V6
- 2014 Land Rover Range Rover Sport 5.0L V8
- 2014 Volvo XC70 3.2L L6
- 2014 Volvo XC70 3.2L L6 FWD
- 2013 Land Rover LR4 5.0L V8
- 2013 Land Rover LR2 2.0L L4
- 2013 Land Rover Range Rover Evoque 2.0L L4
- 2013 Land Rover Range Rover 5.0L V8
- 2013 Volvo XC70 3.2L L6
- 2013 Volvo XC70 3.2L L6 FWD
- 2013 Land Rover Range Rover Sport 5.0L V8
- 2012 Volvo XC70 3.2L L6
- 2012 Volvo XC70 3.2L L6 FWD
- 2012 Land Rover Range Rover 5.0L V8
- 2012 Land Rover Range Rover Sport 5.0L V8
- 2012 Land Rover Range Rover Evoque 2.0L L4
- 2011 Land Rover Range Rover Sport 5.0L V8
- 2011 Land Rover Range Rover 5.0L V8
- 2011 Volvo XC70 3.2L L6
- 2011 Volvo XC70 3.2L L6 FWD
- 2010 Land Rover Range Rover 5.0L V8
- 2010 Land Rover Range Rover Sport 5.0L V8
- 2010 Volvo XC70 3.2L L6
- 2009 Volvo XC70 3.2L L6
- 2009 Land Rover Range Rover 4.4L V8
- 2009 Land Rover Range Rover 4.2L V8
- 2008 Land Rover Range Rover 4.4L V8
- 2008 Land Rover Range Rover 4.2L V8
- 2008 Volvo XC70 3.2L L6
- 2007 Land Rover Range Rover 4.4L V8
- 2007 Land Rover Range Rover 4.2L V8
- 2006 Land Rover Range Rover 4.4L V8
- 2006 Land Rover Range Rover 4.2L V8
- 2005 Land Rover Range Rover 4.4L V8
…and 7 more vehicles.
Replaces these part numbers
30760863, WTR500030
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