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Home >> Toyota >> 2009 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Engine Control System (1AR-FE) - DTC P0010 - P0120/P0121/P0122/P0123/P0220/P0222/P0223/P2135) >> DTC P0101 Mass Air Flow Circuit Range/Performance Problem >> Typical Enabling Conditions

Typical Enabling Conditions

WARNING: This page is about a different variant/trim than selected.
TYPICAL ENABLING CONDITIONS CHART

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