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Home >> Volvo >> 2012 >> XC90 R-Design, FWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> Ignition And Engine Control Systems - Specifications, Other >> Vehicle Communication Information, Engine Control Module (ECM) (B5254T2; 2005-2007) >> Description Of Parameters >> Parameter, Status >> Boost Pressure (Desired Value)
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Boost Pressure (Desired Value)

Measurement range: 0-2000 hPa, absolute pressure (boost pressure- absolute zero pressure (0 hPa).

The engine control module (ECM) receives information about the current throttle angle via the throttle position sensor, speed (RPM), engine load, knocks etc. These parameters are used to calculate the boost pressure that is permitted in various operating conditions.

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