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International Automotive Technicians Network
2005 Ford Mustang 4.0L MIL Lamp on
Posted to Ford Driveability on 9/18/2008 7 Replies

Hey there Ford techs! Have a real problem child here. Long term FT at 25+, and STFT at 15+ at all times and speeds. Fuel Pump failing under high load, and FPCM showed evidence of being submerged in trunk. MAF failed VE efficiency test, and through bad info rep...

7 Replies Received (View Replies)

  Related Documents & Media  2005 Ford Mustang

 
Message Closed w/Summary

car Vehicle Data

2005 Ford Mustang

VIN [No VIN Available]
Engine4.0 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways, Hot, Idle
Misc.Converted From Single to Dual Exhaust

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
Message Closed w/Summary

car Vehicle Data

2005 Ford Mustang

VIN [No VIN Available]
Engine4.0 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways, Hot, Idle
Misc.Converted From Single to Dual Exhaust

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)