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2000 Ford Explorer XL Fleet 4.0L Surge, MIL Lamp on, lean/ high f pres.
Posted to Ford Driveability on 12/2/2015 17 Replies

Good morning folks. This truck belongs to a customer/ friend who just bought it. Says it was inop. for 2 years. has lean codes and looses power under load. I confirmed both. WOT vehicle bucks and feels like its loosing fuel pres. I have 95 psi constant at fuel...

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Message Closed w/Summary

car Vehicle Data

2000 Ford Explorer XL Fleet

VIN 1FMZU71X9Y
Engine4.0 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSurge, MIL Lamp on, Lean/ High F Pres.
OccursAlways, Under Load, on Accel

Trouble Codes

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

car Vehicle Data

2000 Ford Explorer XL Fleet

VIN 1FMZU71X9Y
Engine4.0 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsSurge, MIL Lamp on, Lean/ High F Pres.
OccursAlways, Under Load, on Accel

Trouble Codes

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