LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2011 >> Prius >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Diagnostic Codes) >> SFI System >> DTC P0101: Mass Air Flow Circuit Range / Performance Problem >> Typical Malfunction Thresholds

Typical Malfunction Thresholds

Both of the following conditions 1 and 2 are met -
1. Averaged engine load value ratio Less than 0.829, or more than 1.153 (varies with estimated engine load)
2. Averaged air fuel ratio Less than -20%, or more than 20%