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Home >> Volvo >> 1998 >> S70 Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Diagnostic Tests >> DTC P0243/EFI 414: Boost Pressure Control >> Fault Conditions

Fault Conditions

The ECM derives boost pressure from the mass air flow (MAF) sensor signal. DTC EFI-414 is stored if the ECM registers that the mass air flow (MAF) sensor is fault-free and the load signal exceeds a certain level.