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1997 Ford Expedition XLT 4.6L MIL Lamp on
Posted to Ford Driveability on 10/2/2008 16 Replies

hello ford guys, need some help on this one. came in a week ago with both dtc's p0171 & po174. maf hertz was only 133 - should be 153 - 159 for our location. replaced the maf sensor. vehicle returned today with same trouble codes. maf hertz back to 138. smoke ...

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  Related Documents & Media  1997 Ford Expedition XLT

 
Message Closed w/Summary

car Vehicle Data

1997 Ford Expedition XLT

VIN 1FMRU1761W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/Summary

car Vehicle Data

1997 Ford Expedition XLT

VIN 1FMRU1761W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)