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2004 Ford F-150 FX4 5.4L MIL Lamp on, pinging, plug broken
Posted to Ford Driveability on 9/17/2007 7 Replies

Well this has been fun, first we found these cat codes and did a test drive. The complants are mil light on and it pings occationly. Basicly the o2 apear to be working properly, even after a good 6 mile run the rear o2s and front o2s are identical, which tells...

7 Replies Received (View Replies)

  Related Documents & Media  2004 Ford F-150 FX4

 
Message Closed w/FIX

car Vehicle Data

2004 Ford F-150 FX4

VIN 1FTPX14534
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Pinging, Plug Broken
OccursAlways

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
P0430Catalyst Efficiency Below Threshold (Bank 2)
Message Closed w/FIX

car Vehicle Data

2004 Ford F-150 FX4

VIN 1FTPX14534
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Pinging, Plug Broken
OccursAlways

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
P0430Catalyst Efficiency Below Threshold (Bank 2)