Home >> Lexus >> 2009 >> GS 450h >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control (SFI) System (Diagnostic Codes (P0010-P0365)) >> SFI System >> DTC P0100: Mass or Volume Air Flow Circuit; DTC P0102: Mass or Volume Air Flow Circuit Low Input; DTC P0103: Mass or Volume Air Flow Circuit High Input >> Component Operating Range