Frequently Asked Questions

When carried out correctly using quality calibration files and professional equipment, ECU remapping can be a safe way to optimise your vehicle's performance and drivability. Every vehicle is assessed individually before work is carried out.

Most ECU remaps can usually be completed within a few hours depending on the vehicle and the type of service required.

Yes. JTMO Mapping is a mobile ECU tuning service, meaning we can come to a convenient location such as your home or workplace.

We use genuine AutoTuner equipment for professional ECU programming, alongside quality tuning solutions from Quantum Tuning for supported vehicles.

A standard performance remap does not normally affect an MOT when the vehicle remains compliant with required emissions and safety standards. Vehicle condition and modifications can affect MOT results.

In most cases, the original ECU software can be restored. Please ask during your enquiry if you require further details for your specific vehicle.