Tuning services
ECU remaps, diagnostics and performance tuning.
A* Vehicle Systems provides vehicle diagnostics, ECU remapping, Stage 1 and Stage 2 tuning, fault investigation and vehicle-specific performance services.
What we offer
Tuning and diagnostic services
We help identify the right service for your vehicle before work is carried out. Every vehicle is different, so compatibility and condition matter.
Vehicle diagnostics
Fault code scans, warning light checks, live data review and vehicle health investigation.
View serviceECU remapping
Vehicle-specific ECU software calibration for improved performance, response or efficiency.
View serviceStage 1 remaps
Software-only tuning for suitable vehicles without requiring major hardware upgrades.
View serviceStage 2 remaps
Performance tuning for vehicles with supporting hardware and suitable mechanical condition.
View servicePerformance tuning
Power-focused tuning options for throttle response, drivability and overall vehicle feel.
View serviceEconomy tuning
Software options focused on smoother delivery and improved efficiency where suitable.
View serviceFault code diagnostics
Investigation of stored and active fault codes before repair, tuning or software work.
View serviceDTC removal
Diagnostics-first DTC removal where suitable, with advice on likely causes, symptoms and next steps. Vehicle-dependent and subject to suitability.
View serviceDPF / EGR / AdBlue support
Diagnostics and support for DPF, EGR and AdBlue-related faults, warnings and system issues.
View servicePops, bangs and burble maps
Custom map options available on suitable vehicles, subject to vehicle setup and suitability.
View serviceImportant
Vehicle-dependent and compliance checked
All tuning services are subject to vehicle inspection, compatibility and compliance. We do not advertise illegal road-use emissions deletes. DPF, EGR and AdBlue enquiries are handled as diagnostic and support services, with advice based on the vehicle and intended use.
Areas we cover
Tuning & diagnostics in North London
Local pages with vehicle-specific advice on remapping and fault finding near you.
Need tuning advice?