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Start & Stop disable (permanent off)
A Start/Stop delete permanently disables the automatic engine stop-start at idle in the ECU.
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Latest news, guides and insights about ECU tuning and automotive performance
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modifiche-tuning
Cylinder-on-Demand (COD/AFM) disable
A COD/AFM delete disables cylinder deactivation (Active Fuel Management), keeping all cylinders active.
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Torque monitoring / limiter off
A torque-monitoring off removes internal ECU torque limiters that cap engine output.
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IMMO off (immobilizer delete) for repair/bench
An IMMO off disables the immobilizer function in the ECU, used in repair scenarios (swapped/used ECU).
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E85 / flex-fuel conversion file
An E85 file recalibrates fuelling and timing for ethanol (E85), often boosting power on turbo engines.
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Exhaust flap control (open/valve)
An exhaust flap file controls the electronic exhaust valve, e.g. keeping it open for sound.
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Hot start fix file
A hot-start fix adjusts cranking/fuelling parameters to solve difficult starting when the engine is hot.
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Cold start improvement file
A cold-start file adjusts enrichment and idle for smoother, more reliable starting in cold conditions.
servizio-officine
ECU remap file service for workshops: how it works
How a professional ECU remap file service works for workshops: you read the ECU, upload it, we return a custom file. Fast turnaround, technical support, your margin.
servizio-officine
Become a MasterTuning installer: professional files for your workshop
Add ECU remapping to your workshop services with MasterTuning: professional custom files, technical support, credit pricing and no need for in-house tuning.
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Which tools do you need for ECU remapping in your workshop
The essential tools to offer ECU remapping in a workshop: OBD and bench reading tools (KESS3, K-TAG, Autotuner), when to use each, and how they fit a file service.
rimappatura-prestazioni
Stage 1 Remap: how much power and torque do you really gain?
A Stage 1 remap typically adds 20-35% more power and torque while keeping the engine reliable. Here are the real figures for petrol and diesel.