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2000 Ford Expedition XLT 5.4L Surge
Posted to Ford Driveability on 9/21/2010 14 Replies

Everything we have done has progressivly made the truck run better, I am just baffled that when I watch the o2 on the scanner under full throttle accel the o2 drops to lean but the other one goes to full rich like its supposed to, i also think under full throt...

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  Related Documents & Media  2000 Ford Expedition XLT

 
Message Closed w/FIX

car Vehicle Data

2000 Ford Expedition XLT

VIN 1FMRU15L0Y
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsSurge
OccursCold, Under Load, on Accel, Idle, Intermittently
Misc.Lean on Bank 2

Trouble Codes

P0471Exhaust Pressure Sensor 1 Performance
Message Closed w/FIX

car Vehicle Data

2000 Ford Expedition XLT

VIN 1FMRU15L0Y
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsSurge
OccursCold, Under Load, on Accel, Idle, Intermittently
Misc.Lean on Bank 2

Trouble Codes

P0471Exhaust Pressure Sensor 1 Performance