- JFA Help Center
- FAQ
- General
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FAQ
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Dealer Support
- Problem Solving
- Tuning Tools
- Tuning Credits
- Adblue
- DPF - Diesel Particulate Filter
- DTC - Diagnostics Trouble Codes
- ECU Information
- EGR - Exhaust Gas Recirculate
- EVAP
- Exhaust Flap
- GPF / OPF - Gasoline Particulate Filter
- Lambda o2 Sensor
- SAP
- Immobilsier
- Start/Stop System
- Swirl Flaps - Inlet flaps
- Data Logging
- AGS - Active Grille Shutter
- Dealer Portal
- Soft Rev Limiter
-
Manuals
What if a main dealer wipes the map with a software update?
No problem, simply bring the vehicle back in and we will take a fresh read of your ECU and write you a new map file free of charge. We offer this as part of our lifetime software support.