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P0103 Diagnostic Trouble Code Discussion for January 2012

MAF Sensor Circuit High Frequency

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Trouble Ticket Help Requests for DTC P0103
Help Request Posted
2003 Mercedes-Benz E500 5.0L Excessive Emissions, Poor Fuel Economy, MIL Lamp on VIN: WDBUF70753
P0103: Maf hot/film short to battery. I have this e500 with a p2004/p0103 code for mass airflow sensor short to battery voltage, we have repalced mass air and car was fine for 2 weeks then returned with the same code, i have checked for vacum leaks and fuel pressure all are fine , i have also chec...
January 10, 2012