× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2002 Ford F-150 XLT 5.4L MIL Lamp on
Posted to Ford Driveability on 1/10/2011 7 Replies

In have a 2002 ford f150 5.4 it came in with maf sensor and lean exhaust codes i replaced maf with ford part and lean exhaust codes came back i have smoked the intake and sprayed intake gaskets with propane the stft and long trim fuel trim numbers did not chan...

7 Replies Received (View Replies)

  Related Documents & Media  2002 Ford F-150 XLT

 
Message Closed w/FIX

car Vehicle Data

2002 Ford F-150 XLT

VIN 1FTRW08L12
Engine5.4 L / 8 cyl / CNG
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0471Exhaust Pressure Sensor 1 Performance
P0474
Message Closed w/FIX

car Vehicle Data

2002 Ford F-150 XLT

VIN 1FTRW08L12
Engine5.4 L / 8 cyl / CNG
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0471Exhaust Pressure Sensor 1 Performance
P0474