LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2021 >> Sequoia TRD Pro >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (3UR-FE) - Diagnostic Codes (1 Of 9) >> SFI System >> DTC P0101: Mass Air Flow Circuit Range / Performance Problem [08/2017 - 08/2019] >> Typical Malfunction Thresholds
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Typical Malfunction Thresholds

Both of following conditions 1 and 2 met -
1. Averaged engine load value ratio Less than 0.85, or more than 1.29 (varies with estimated engine load)
2. Averaged air-fuel ratio Less than -15%, or more than 15%