
2009 Ford Explorer XLT 4.0L Poor Idle Quality, Hesitation, Surge, MIL Lamp on
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...
FIX posted 5/27/2023
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VIN | 1FMEU63E29 |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Surge, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
Message Closed
Vehicle Data
2009 Ford Explorer XLT
VIN | 1FMEU63E29 |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Hesitation, Surge, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |