P0101 Diagnostic Trouble Code Discussion for September 2010
Mass Airflow Sensor Performance
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| Help Request | Posted | |
| 2000 Saturn LW2 3.0L Excessive Emissions, Stall, MIL Lamp on VIN: 1G8JW82R9Y P0101: Mass Airflow Sensor Performance. Car came in with stalling problem and above codes were detected with scan tool. Upstream o2 sensors stay at 900mv at all times, even if i create a vacuum leak. Downstream sensors voltage normal but wont go into closed loop. Now wondering if the computer may be... |
September 08, 2010 | |
| 2000 Saturn LW2 3.0L Excessive Emissions, Stall, MIL Lamp on VIN: 1G8JW82R9Y P0101: Mass Airflow Sensor Performance. Car came in with stalling problem and above codes were detected with scan tool. Upstream o2 sensors stay at 900mv at all times, even if i create a vacuum leak. Downstream sensors voltage normal but wont go into closed loop. Now wondering if the computer may be... |
September 13, 2010 | |
| 1998 Kia Sportage 2.0L Hesitation, Misfire, MIL Lamp on VIN: KNDJB7239W P0101: Volume Airflow Sensor Signal Range/Performance. ... could be the death of me, problem is sometimes maybe once a week there is a slight hesitation on acell when cold,and other times sitting at idle when hot in gear no gas the engine just misfires for a revolution or two, the cel engine light is on most of th... |
September 30, 2010 |
