P0101 Diagnostic Trouble Code Discussion for August 2023
Mass Airflow Sensor Performance
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| Help Request | Posted | |
| 2020 Toyota Corolla LE 1.8L MIL Lamp on VIN: JYFEPRAE0L P0101: Mass airflow. Ok so when testing I have a long term fuel trim of -24 and short term around -1 .so first thing we did cleaned mass airflow same thing . So watching o2s bank 1 sensor 1 . 3.3 and the rear o2 is at .7 so car running rich no restrictions air filter good . So... |
August 17, 2023 |
