Benefits
- Support for recurring EGR DTCs
- Reduced limp-mode from EGR monitoring
- Useful after eligible hardware changes
- Diagnostic workflow for diesel platforms
EGR OFF
EGR OFF service.
EGR-related software support for eligible vehicles after valve, cooler and DTC diagnosis.
What this service does
Technical file support for supported ECUs.
EGR OFF adjusts ECU logic related to exhaust gas recirculation control and monitoring where the vehicle use case and ECU support it.
When it is needed
- EGR valve, cooler or flow faults are confirmed
- The vehicle use case allows EGR modification
- Related sensors and wiring have been checked
Process
- Review DTCs and symptoms
- Read original ECU file
- Prepare EGR-related software
- Flash, clear faults and verify running status
FAQ
Is EGR OFF legal on road cars?
Rules vary and often restrict emissions changes. Confirm compliance before requesting it.
Can software repair a stuck valve?
No. Mechanical faults must be addressed by a workshop.
Can EGR OFF combine with tuning?
Yes, when supported and technically appropriate.
