
2005 Ford Five Hundred SEL 3.0L MIL Lamp on
Typical Ford with P0172 & P0174 codes. I've diagnosed tons of these with no problem, but this one I'm stuck on. LTFT readings are at 25 both banks, hot and cold, idling and driving. I smoke tested the intake system, no leaks. Blocked off PCV valve, no change, ...
FIX posted 10/12/2009
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Message Closed w/FIX
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VIN | 1FAFP24155 |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 6-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
2005 Ford Five Hundred SEL
VIN | 1FAFP24155 |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 6-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0172 | Fuel System Too Rich (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |