DTC P0101 Mass or Volume Air Flow Circuit Range / Performance Problem: Description
Refer to DTC P0102 (See
DTC P0102 MASS OR VOLUME AIR FLOW CIRCUIT LOW INPUT; DTC P0103 MASS OR VOLUME AIR FLOW CIRCUIT HIGH INPUT ).
DTC DETECTION CONDITION CHART
| DTC Code |
DTC Detection Condition |
Trouble Area |
| P0101 |
Conditions (a), (b), (c), (d) and (e) continue for more than 10 seconds (2 trip detection logic):
- The engine is running.
- The engine coolant temperature is 70°C (158°F) or higher.
- The Throttle Position (TP) sensor voltage is 0.2 V or higher and 3.6 V or less.
- The average engine load value ratio is less than 0.85, or more than 1.15 (varies with estimated engine load). Average engine load value ratio = Average engine load based on MAF meter output / Average engine load estimated from driving conditions
- The average air-fuel ratio is less than -15%, or more than 15%.
|
- Mass Air Flow (MAF) meter
- Air induction system
- PCV hose connections
|