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P0102 Diagnostic Trouble Code Discussion for May 2004

Mass Airflow Sensor Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P0102
Help Request Posted
1999 Buick LeSabre Custom 3.8L MIL Lamp on VIN: 1G4HP52K1X
P0102: MAF Sensor Circuit Low Frequency. this car would go nuts when we first got it. on the test drive it would buck, surge, trailerhitch, fishbite, chuggle, and everything else -- consistantly intermittant. We scoped the maf, and had good power, and ground. the signal output or frequency output was...
May 03, 2004