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1999 Ford F-150 Lariat 5.4L Excessive Emissions
Posted to Ford Driveability on 8/1/2019 18 Replies

Vehicle came in for emissions failure, failed CO. Dyno pattern looked like a classic converter failure so he went and had all 4 welded in, I don't know the quality of what he put on? Reading are great at idle a free revving the engine, but if you power bra...

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  Related Documents & Media  1999 Ford F-150 Lariat

 
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car Vehicle Data

1999 Ford F-150 Lariat

VIN 1FTRX08L8X
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursAlways, Under Load
Message Closed

car Vehicle Data

1999 Ford F-150 Lariat

VIN 1FTRX08L8X
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursAlways, Under Load