LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2011 >> Camry Base, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (2AR-FE) (Diagnostic Codes (P0010-P0453)) (Except Hybrid) >> SFI System >> DTC P0101: Mass Air Flow Circuit Range / Performance Problem >> Typical Enabling Conditions
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Typical Enabling Conditions

Monitor runs whenever following DTCs not stored None
Throttle position (Throttle position sensor voltage) 0.24 to 2 V
Time after engine start 5 seconds or more
Battery voltage 10.5 V or more
Engine coolant temperature 70°C (158°F) or more
Estimated load 30 to 70%
Mass air flow meter circuit (P0102, P0103) OK
Intake air temperature sensor circuit (P0112, P0113) OK
Engine coolant temperature sensor circuit (P0115, P0117, P0118) OK
Crankshaft position sensor circuit (P0335) OK
Throttle position sensor circuit (P0120, P0121, P0122, P0123, P0220, P0222, P0223, P2135) OK
Canister pressure sensor circuit (P0452, P0453) OK
Leak detection pump (P2401, P2402) OK
EVAP system vent valve (P2419, P2420) OK