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2004 Ford F-150 FX4 5.4L Poor Idle Quality, MIL Lamp on
Posted to Ford Driveability on 6/29/2012 5 Replies

When cold, the truck runs good. There is a large crack in the bank 1 exhaust manifold P0171?? The running problem starts after the engine warms up. There was a P0022 code stored, I swapped the VCT solenoids bank to bank, cleared codes, and road tested. The P00...

5 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 1FTPW14534
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursHot, Idle

Trouble Codes

P0022Camshaft Position Timing Over Retarded/System Performance (Bank 2)
P0171Fuel System Too Lean (Bank 1)
P0340Camshaft Position Sensor 'A' (TDC) Circuit Intermittent
P0345Crankshaft Position Sensor 1 Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

2004 Ford F-150 FX4

VIN 1FTPW14534
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursHot, Idle

Trouble Codes

P0022Camshaft Position Timing Over Retarded/System Performance (Bank 2)
P0171Fuel System Too Lean (Bank 1)
P0340Camshaft Position Sensor 'A' (TDC) Circuit Intermittent
P0345Crankshaft Position Sensor 1 Circuit Malfunction