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2000 Ford Crown Victoria 4.6L Excessive Emissions, Poor Fuel Economy, MIL Lamp on
Posted to Ford Driveability on 4/14/2004 8 Replies

This is only one of several Crown Vics with high fuel pressure. Problem came on suddenly 2 weeks ago and now we are seeing no less than 3 Fords per day with MIL on and high fuel pressure. Fuel pressure regulator allows psi to exceed specs, turns on MIL. Tappin...

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car Vehicle Data

2000 Ford Crown Victoria

VIN 2FAFP71WXY
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Fuel Economy, MIL Lamp On
OccursIdle, Code Sets @ Varied Speeds & Loads
Misc.Police Cruiser

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/FIX

car Vehicle Data

2000 Ford Crown Victoria

VIN 2FAFP71WXY
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Fuel Economy, MIL Lamp On
OccursIdle, Code Sets @ Varied Speeds & Loads
Misc.Police Cruiser

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0174Fuel System Too Lean (Bank 2)