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P0101 Diagnostic Trouble Code Discussion for September 2012

Mass Airflow Sensor Performance


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Trouble Ticket Help Requests for DTC P0101
Help Request Posted
2004 Chevrolet Silverado 2500 HD 6.6L Surge, MIL Lamp on VIN: 1GCHK23114
P0101: MAF Sensor Performance. ... diesel techs. Customer originally brought this truck in requesting the replacement of one glow plug. After a detailed conversation I found out the check engine light had been on for several months and it was now time to for an emission test. I agreed to co...
September 19, 2012
2006 Chevrolet Silverado 1500 HD LT 6.0L No Start, Stall VIN: 1GCGC13U86
P0101: MAF Sensor Performance. Vehicle was towed in, customer states it started to mis then died while driving. I found the Maf and Mis code, checked fuel pressure 55psi, spark is good, injectors have pulse. Fuel volume is good, filled a gallon jug halfway in just a few seconds. I got it to...
September 20, 2012
2004 Kia Rio 1.6L Poor Idle Quality, Hesitation, MIL Lamp on VIN: KNADC12504
P0101: Mass Airflow Sensor Signal Range/Performance. I'm getting some weird readings on my Genisys on this vehicle. MAF is reading 138.9 g/s at 125v-131v, however testing the MAF with a multimeter it tested .5v at idle and around 4.4 at about 3500rpm. We also tested the TPS with a multimeter and read fine as wel...
September 20, 2012
2004 Chevrolet Silverado 2500 HD 6.6L Surge, MIL Lamp on VIN: 1GCHK23114
P0101: MAF Sensor Performance. ... diesel techs. Customer originally brought this truck in requesting the replacement of one glow plug. After a detailed conversation I found out the check engine light had been on for several months and it was now time to for an emission test. I agreed to co...
September 19, 2012
2006 Chevrolet Silverado 1500 HD LT 6.0L No Start, Stall VIN: 1GCGC13U86
P0101: MAF Sensor Performance. ... it started to mis then died while driving. I found the Maf and Mis code, checked fuel pressure 55psi, spark is good, injectors have pulse. Fuel volume is good, filled a gallon jug halfway in just a few seconds. I got it to run with some throttle cleaner, a...
September 20, 2012
2004 Kia Rio 1.6L Poor Idle Quality, Hesitation, MIL Lamp on VIN: KNADC12504
P0101: Mass Airflow Sensor Signal Range/Performance. I'm getting some weird readings on my Genisys on this vehicle. MAF is reading 138.9 g/s at 125v-131v, however testing the MAF with a multimeter it tested .5v at idle and around 4.4 at about 3500rpm. We also tested the TPS with a multimeter and read fine as wel...
September 20, 2012