DTC P0101 Mass Air Flow Circuit Range / Performance Problem: Description
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
Refer to DTC P0102
DTC DETECTION CONDITION CHART
| DTC No |
DTC Detection Condition |
Trouble Area |
| P0101 |
Conditions (a), (b), (c), (d) and (e) are met (2 trip detection logic)
- Engine running
- Engine coolant temperature 70°C (158°F) or higher
- Throttle position sensor voltage 0 24 V or more
- Average engine load value ratio less than 0 85%, or more than 1 22% (varies with estimated engine load) Average engine load value ratio = Average engine load based on mass air flow meter output / Average engine load estimated from driving conditions
- Average air fuel ratio less than -20%, or more than 20%
|
- Mass air flow meter
- Intake system
- PCV hose connections
|