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1990 Ford Escort LX 1.9L Excessive Emissions
Posted to Ford Driveability on 5/3/2004 7 Replies

This car was brought to my shop after failing a state IM test. Prior to it coming to me the O2 sensor had been replaced. I checked the signal from the O2 sensor and it reads between .970 and 1.10 volts. Snap throttle the O2 will drop to about .550 momentarily ...

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  Related Documents & Media  1990 Ford Escort LX

 
Message Closed w/FIX

car Vehicle Data

1990 Ford Escort LX

VIN 1FAPP9190L
Engine1.9 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / CFI
SymptomsExcessive Emissions
OccursAlways
Message Closed w/FIX

car Vehicle Data

1990 Ford Escort LX

VIN 1FAPP9190L
Engine1.9 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / CFI
SymptomsExcessive Emissions
OccursAlways