P0174 Diagnostic Trouble Code Discussion for April 2023
Fuel System Lean (Bank 2)
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| Help Request | Posted | |
| 2009 Ford Explorer XLT 4.0L Poor Idle Quality, Hesitation, Surge, MIL Lamp on VIN: 1FMEU63E29 P0174: lean bank 2. long term fuel trims +25 both banks at idle sort term trims between +25 and +30 at idle cruising at steady throttle trims go to single digits and seem to be correct spraying carb cleaner around upper intake gaskets seemed to throw the short term way d... |
April 14, 2023 |
