
1999 Ford F-150 Lariat 5.4L Excessive Emissions
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...
FIX posted 9/13/2019
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)18 Replies Received(Hide Replies)18 Replies Received
|
Message Closed
|
VIN | 1FTRX08L8X |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions |
Occurs | Always, Under Load |
Message Closed
Vehicle Data
1999 Ford F-150 Lariat
VIN | 1FTRX08L8X |
Engine | 5.4 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions |
Occurs | Always, Under Load |