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P0103 Diagnostic Trouble Code Discussion for May 2011

MAF Sensor Circuit High Frequency

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Trouble Ticket Help Requests for DTC P0103
Help Request Posted
1998 Ford F-150 XL 4.2L Poor Idle Quality, Hesitation, Stall VIN: 1FTZF1826W
P0103: Maf voltage high output circuit. MAF voltage I know should not exceed 4.6 volts, im getting back probed reading of about 4.8v. So, that does not concern me. Made sure tubing and all related hoses are properly secured. Changed air filter. Cleaned MAF with "Mass Air Flow Sensor Cleaner"...
May 07, 2011
2007 Ford E-250 4.6L Excessive Emissions, Poor Idle Quality, MIL Lamp on VIN: 1FTNE24WA7
P0103: Mass air flow circuit high. ... rough,missing,on several cylinders.set a code for p061b and mass air flow circuit high,p0103. Went to aldata and read the digram and perform the test and it came up replacing the mass air flow sensior,so i did.replaced all spark plugs,new air filter witch ...
May 13, 2011