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P1174 Diagnostic Trouble Code Discussion for March 2011

Fuel Trim Cylinder Balance

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Trouble Ticket Help Requests for DTC P1174
Help Request Posted
2002 Ford F-150 XL 4.2L MIL Lamp on VIN: 1FTRX17222
P1174: Too lean bank 2. Need serious help! Came in as a "routine" double lean code. As you can see by repair history with no success, we need help. Tech found TSB after repairs, every test passed. Well...none of this fixed it, now we are eating it. Tests indicated what to fix...
March 14, 2011