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1993 Ford Thunderbird LX 5.0L Excessive Emissions, Poor Idle Quality, Surge
Posted to Ford Driveability on 6/16/2010 8 Replies

When vehicle goes into closed loop you can watch the o2 sensors and they will be working fine switching and engine vacuum is at 20" the you can watch the o2 sensors on one bank go full rich and the other lean, looking at injector on time you can see that the b...

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Message Closed w/FIX

car Vehicle Data

1993 Ford Thunderbird LX

VIN IFAPP62T4P
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / SEFI
EmissionsCA
SymptomsExcessive Emissions, Poor Idle Quality, Surge
OccursHot, Intermittently
Message Closed w/FIX

car Vehicle Data

1993 Ford Thunderbird LX

VIN IFAPP62T4P
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / SEFI
EmissionsCA
SymptomsExcessive Emissions, Poor Idle Quality, Surge
OccursHot, Intermittently