P0101

DTC P0101: Mass or Volume Air Flow Circuit Range / Performance

Wiring Diagram

Wiring Diagram:

DTC Detecting Condition and Trouble Area

DTC Detecting Condition And Trouble Area:

DTC Confirmation Procedure

NOTE: Check to make sure that the following conditions are satisfied when using this "DTC Confirmation Procedure".

EVAP leak check model:
1. The following DTCs are not detected: DTCs related to TP sensor and MAF sensor (other than P0101)

Non-EVAP-leak-check model:
^ Intake air temperature at engine start: -10 °C (14 °F) to 80 °C (176 °F)
^ Intake air temperature: -10 °C (14 °F) to 70 °C (158 °F)
^ Engine coolant temperature: 70 °C (158 °F) to 150 °C (302 °F)
^ Altitude (barometric pressure): 2400 m, 8000 ft or less (560 mmHg, 75 kPa or more)
^ The following DTCs are not detected: DTC P0171 / P0172 / P0300 / P0301 / P0302 / P0303 / P0304 and DTCs related to TP sensor and MAF sensor (other than P0101)

1. With ignition switch OFF, connect scan tool.
2. Turn ON ignition switch and clear DTC by using scan tool.
3. Start engine and run it at idle for 1 min.
4. Stop vehicle and check DTC and pending DTC.

DTC Troubleshooting

Step 1-3:

Step 4-5: