Stage 1 calibration broadens the usable torque band of the 1.6 HDI while keeping factory refinement. EGR flow and its diagnostics are fully disabled, lowering soot build-up and keeping the intake charge clean. Torque, boost and smoke limiters are rescaled with balanced air-fuel targets so the...
Stage 1 mapping targets a quicker boost rise and steadier pull across the mid-range while keeping factory-level refinement. All EGR flow and its diagnostics are disabled, reducing soot buildup and keeping the intake path clean. Torque, boost and smoke limiters are rescaled with balanced air-fuel...
Introduced here, Stage 1 mapping broadens the 2-litre turbo’s torque window while maintaining factory smoothness. Boost, load and ignition tables are refined for crisper low-gear response, yet cruising economy remains stock. Vmax restriction is lifted; all OBD monitors stay active for emissions...
The calibration applies **Stage 1** logic to the 2.0 CDTI A20DTE, targeting an earlier boost rise and steadier pull through mid-range gears. DPF regeneration routines and EGR flow are fully disabled, reducing back-pressure and keeping the intake charge clean. Torque, boost and smoke limiters are...
Stage 1 mapping focuses on earlier boost and smoother low-gear pull, while the optional Stage 2 file extends the same logic after removing DPF routines entirely. Both variants zero EGR flow, raise torque / boost / smoke ceilings and realign throttle maps so the five-speed super-mini feels...
For this 1.3 CDTI the calibration introduces **Stage 1** refinement focused on earlier boost and smoother low-gear pull. A secondary Stage 2 file disables the DPF system entirely while retaining all diagnostics for sensors now removed. Both variants zero EGR flow, raise boost/smoke/torque...
With Stage 2 mapping applied, the 2.0-litre turbo Astra-J OPC gains a broader, more elastic torque window while preserving OEM smoothness. Vmax restriction is lifted, all torque, load and boost limiters are raised, and ignition tables are refined for 98 RON fuel. Pressing the OPC/Sport button...
Stage 1 appears early in this file set, followed by Stage 2, each broadening the 1.4 Turbo’s usable torque band while keeping OEM smoothness. DPF is not fitted, but all EGR functions are disabled for a cleaner intake. Boost, load and torque limiters are lifted with conservative ignition tables...
In this file set, Stage 1 arrives early in the text and Stage 2 follows, each widening the 2.0 Turbo’s usable torque band while maintaining OEM smoothness. Pop-and-bang over-run is available when the Sport button is pressed; otherwise cruise remains quiet. Vmax restriction is removed, throttle...
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