× 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
2005 Ford F-150 Lariat 5.4L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, MIL Lamp on, Backfire in intake
Posted to Ford Driveability on 3/7/2019 13 Replies

Hi, I need help, this truck is beating me up. Originally this truck came to me in December with rich DTC's, the customer had attempted to repair this over a period of time. He replaced the injectors, plugs, coils and MAF. He also had the PCM reflashed. The...

13 Replies Received (View Replies)

  Related Documents & Media  2005 Ford F-150 Lariat

 
Message Closed w/FIX

car Vehicle Data

2005 Ford F-150 Lariat

VIN 1FTPX12595
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Misfire, MIL Lamp on, Backfire in Intake
OccursAlways

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
P0420Catalyst Efficiency Below Threshold (Bank 1)
P0430Catalyst Efficiency Below Threshold (Bank 2)
P2196Heated Oxygen Sensor (Bank 1 Sensor 1) Biased Rich
P2198Fuel Quantity Solenoid Circuit Short To Voltage
Message Closed w/FIX

car Vehicle Data

2005 Ford F-150 Lariat

VIN 1FTPX12595
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Misfire, MIL Lamp on, Backfire in Intake
OccursAlways

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
P0420Catalyst Efficiency Below Threshold (Bank 1)
P0430Catalyst Efficiency Below Threshold (Bank 2)
P2196Heated Oxygen Sensor (Bank 1 Sensor 1) Biased Rich
P2198Fuel Quantity Solenoid Circuit Short To Voltage