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P0102 Diagnostic Trouble Code Discussion for October 2012

Mass Airflow Sensor Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P0102
Help Request Posted
2000 Cadillac Seville SLS 4.6L Stall, MIL Lamp on VIN: 1G6KS54Y7Y
P0102: MAF Sensor Circuit Low Frequency. ... with a p0102 mass air low voltage code . I checked the sensor plug harness and found circuit #139 has no voltage both a and c grounds are good b and e sigs are 5 volts the problem im having is alldata and others show the 139 circuit goes from ign 1 fuse in...
October 03, 2012