P0101
DTC P0101: Mass Air Flow Circuit PerformanceWiring Diagram:
Wiring Diagram
DTC Detecting Condition and Trouble Area
DTC Confirmation Procedure
WARNING:
- When performing a road test, select a place where there is no traffic or possibility of a traffic accident and be very careful during testing to avoid occurrence of an accident.
- Road test should be carried out with 2 persons, a driver and a tester, on a level road.
NOTE: Check to make sure that the following conditions are satisfied when using this "DTC Confirmation Procedure".
- Intake air temp.: -8 degrees C (18 degrees F) or higher
- Engine coolant temp.: -8 - 110 degrees C (18 - 230 degrees F)
- Altitude (barometric pressure): 2400 m, 8000 ft or less (560 mmHg, 75 kPa or more)
1. Connect scan tool to DLC with ignition switch turned OFF.
2. Turn ON ignition switch and clear DTC, pending DTC and freeze frame data by using scan tool and start engine.
3. Increase vehicle speed to 55 km/h (35 mph).
4. Keep driving above vehicle speed for 5 min. (Change of vehicle speed is permitted in this step).
5. Stop vehicle and run engine at idle speed for 1 min.
6. Increase vehicle speed and keep engine speed at 2,500 r/min. or more in proper gear.
7. Keep driving above vehicle speed and engine speed for 1 min or more.
8. Stop vehicle and check pending DTC by using scan tool.
Step 1 - 3:
DTC Troubleshooting