
2010 Ford Mustang 4.0L MIL Lamp on
Need help please, we are struggling with this Mustang. It sets a p0171 and p0174. LTFT go +24 and 25 and up. VE is only 53% Droped exhaust and had no change on VE. MAF reading are way low 105 gps at 4600 rpm 35gps at 1900 rpm with and without K & N air [...] v...
FIX posted 1/8/2016
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Message Closed w/FIX
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VIN | 1ZVBP8AN1A |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Hot, Under Load, on Accel |
Misc. | Set Po171 and 174 |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/FIX
Vehicle Data
2010 Ford Mustang
VIN | 1ZVBP8AN1A |
Engine | 4.0 L / 6 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Hot, Under Load, on Accel |
Misc. | Set Po171 and 174 |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |