Boost Sensor Calibration — Professional MAP Sensor Linearization

Impulsar la calibración del sensor is a professional ECU service that re-scales or linearizes the manifold absolute pressure (MAP) or boost sensor when a higher-range unit is installed.
In performance tuning, replacing the stock boost sensor is often required once boost levels exceed factory limits.
Con Calibración del sensor de refuerzo by TuningBot, all necessary maps are updated for perfect pressure reading, safety, and precise boost control.

Why boost sensor calibration is important

Every ECU converts the voltage signal from the boost or MAP sensor into pressure using a linearization table.
When switching to a higher-range sensor (for example, from 2.5 bar to 4 bar), the ECU must be recalibrated to interpret the new scale.
Without boost sensor calibration, the ECU misreads boost, leading to DTCs, load miscalculations, or limp mode.
This calibration ensures reliable boost control and accurate air–fuel management under any operating condition.

How boost sensor calibration works

The calibration updates several key ECU tables, including:

• Voltage-to-pressure conversion curves (sensor characteristic table).
• Torque and load model scaling factors.
• Boost control target and safety limit thresholds.
• Plausibility checks for range and performance.

After applying the Calibración del sensor de refuerzo file, the ECU interprets boost pressure correctly, ensuring precise fueling and torque delivery.
Learn more about MAP sensors on Wikipedia.

When boost sensor calibration is needed

• After installing a 3, 4, or 5 bar MAP/boost sensor for Stage 2–3 tuning.
• When the OEM sensor saturates at high boost (voltage ceiling reached).
• During turbo or supercharger upgrades requiring a wider boost range.
• When converting to speed-density (MAP-only) load calculation.

Benefits of Boost Sensor Calibration

– Prevents limp mode caused by sensor range errors.
– Maintains accurate boost data and OEM safety protections.
– Enables safe operation under higher boost targets.
– Improves fueling and torque precision.
– Verified through bench and dyno testing.

Internal reference: For DTC handling related to MAP sensors, see our Eliminación de DTC service.

Important notes

The sensor must be correctly installed and wired before flashing.
Ensure power, ground, and signal wiring follow the sensor specification sheet.
Calibración del sensor de refuerzo does not bypass ECU protections; turbo, intercooler, and fueling must support the target boost safely.
Always verify logs after flashing to confirm correct pressure scaling.

Boost Sensor Calibration — Supported ECU

*** The live list above is updated frequently. If your ECU or platform is not listed, please contact our support or use the live chat.