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DTC P1103: MAF Sensor Inconsistent With Engine Speed (More Than Expected): Condition

PCM compares expected and actual MAF input. DTC is set if MAF input is more than 13.6 lbs. min. and engine speed is 2000 RPM or less for more than 5 seconds with engine running. Possible causes are:

MAF sensor malfunction.
Corrosion problems in MAF return circuit.
Voltage drop in MAF ground circuit.