P0101 Diagnostic Trouble Code Discussion for March 2004
Mass Airflow Sensor Performance
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| Help Request | Posted | |
| 2001 Chevrolet Blazer LS 4.3L Surge, MIL Lamp on VIN: 1GNDT13W11 P0101: MAF Sensor Performance. ... 48 mph half throttle 2nd gear under load monitored data in graphing mode while vehicle is surging here is what I observed EGR bounces from .90v(closed) to 4.40v (wide open) MAF varies slightly O2 sensors are switching normaly fuel pressure stays rock solid... |
March 09, 2004 | |
| 2001 Chevrolet Blazer LS 4.3L Surge, MIL Lamp on VIN: 1GNDT13W11 P0101: MAF Sensor Performance. ... 48 mph half throttle 2nd gear under load monitored data in graphing mode while vehicle is surging here is what I observed EGR bounces from .90v(closed) to 4.40v (wide open) MAF varies slightly O2 sensors are switching normaly fuel pressure stays rock solid... |
March 16, 2004 |
