Running lean
2001 Ford F-150 super crew cab, 2 wheel drive, 4.6L 265000 miles
Truck is running rough, put OBD ll scan on it says lean on banks 1&2. Changed the TPS, also the cold air intake sensor. Nothing works.
8 reports
TN
Yeah mine is a 2012 and I have replaced all 4 sensors twice and the bank 2 sensor 1 a third time have replaced purge valve, completely cleaned throttle body, new spark plugs and can't seem to figure out why in 2 years went from 22mpg highway to 15.9 while using premium fuel
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