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2000 Mercury Mystique GS 2.0L Hesitation, Surge, Cuts out, Misfire, MIL Lamp on
Posted to Ford Driveability on 2/4/2009 4 Replies

this car when cold runs fine. once it warms up it runs like its running out of fuel. scanner shows at times it running way lean but most of the time way rich at just above a steady cruise. the more you load it the worse it gets. when this is happening the inj ...

FIX posted 2/8/2009

4 Replies Received (View Replies)

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car Vehicle Data

2000 Mercury Mystique GS

VIN 1MEFM6532Y
Engine2.0 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, Cuts Out, Misfire, MIL Lamp On
OccursHot, Under Load, on Accel, Cruise

Trouble Codes

P0190Fuel Pressure Sensor Circuit Signal Voltage Too High
P0303Cylinder 3 Misfire Detected
P0304Cylinder 4 Misfire Detected