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Home >> Volvo >> 2010 >> XC90 R-Design, FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes - 1 Of 13 >> ECM-125D: Boost Pressure Sensor. Signal Too Low (B5254T2; 2005-2007) >> Diagnostic Trouble Code (DTC) Information ECM-125D

Diagnostic Trouble Code (DTC) Information ECM-125D

Condition 

Fig 1: Identifying Boost Pressure Sensor
GLL108077Courtesy of VOLVO CARS CORPORATION

The engine control module (ECM) checks the signal from the boost pressure sensor.

The diagnostic trouble code (DTC) is stored if the signal from the boost pressure sensor is lower than a certain value for a certain amount of time. The diagnostic trouble code (DTC) can be diagnosed at ignition on and with the engine running.

Substitute Value 

Possible Source 

Fault symptom[s]