
2001 Ford F-150 XL 4.2L MIL Lamp on
Replaced upper intake gaskets and isolator [...] Frame Data show cold @ 168F. vehicle still runs lean. Bank 1 show to be running leaner than [...] we swapped injectors. Results the same. Fuel pump at 30 Psi@idle. 35Psi@ [...] [...] injectors with topend [...] ...
Summary posted 1/20/2009
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Message Closed w/Summary
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VIN | 1FTZF07291 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Cold |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
Message Closed w/Summary
Vehicle Data
2001 Ford F-150 XL
VIN | 1FTZF07291 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Cold |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |