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P0103 Diagnostic Trouble Code Discussion for February 2010

MAF Sensor Circuit High Frequency

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Trouble Ticket Help Requests for DTC P0103
Help Request Posted
2001 Volkswagen Golf GL 2.0L MIL Lamp on VIN: 9BWGS61J61
P0103: MAF circuit A high. I put a MAF on this for a code p0171. The MAF was under reporting, would show about 2 grams/sec at idle and only about 50 grams/sec WOT in 2nd gear driving at 40 mph. Replaced MAF and readigns were alot better 3.25 grams/second at idle and over [...]/second 40...
February 22, 2010