Applied here, Stage 1 mapping widens the 1.4-litre turbo’s torque window while keeping OEM smoothness. Knock-adapted ignition tables, lifted boost/load limiters and a slightly sharper throttle curve give crisper low-gear response, yet cruising fuel economy remains stock. Vmax restriction is removed; cat-diagnostics and all OBD monitors stay active for MOT readiness. Cold-start, idle and part-throttle zones are retuned so drivability in daily traffic feels factory-refined despite the added urgency.
Overview Feature list Copyright info Releases (1) Discussion
- Boost, load & torque limiters raised for a fuller mid-range
- Ignition maps optimised for 98 RON; knock control thresholds updated
- Throttle-pedal curve sharpened — faster tip-in, no surge
- Vmax limiter removed for unrestricted top-speed capability
- All OBD emission monitors retained; ECU remains inspection-ready
- CVN раtсh applied; flashable via OBD or bench with any Delco5-capable tool
- Cold-start and idle fueling smoothed for quieter warm-ups
- Calibration keeps clutch & gearbox protection strategies intact