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2000 Ford F-150 Lariat 5.4L Poor Idle Quality
Posted to Ford Driveability on 9/12/2007 6 Replies

I have this F150 that runs good until I turn the a/c on. Both front o2 sensors voltages jump to exactly 1.67 volts and then stay there a while and then the truck loads up with gas and surges up and down. Turn off the a/c and o2 voltages come back to normal. I ...

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car Vehicle Data

2000 Ford F-150 Lariat

VIN 1FTRX18L9Y
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursA/C on Only

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P1132Glow Plug Module Internal Fault
P1152Fuel Rail Pressure - Positive Deviation Fuel Pressure Solenoid Set Point
Message Closed w/Summary

car Vehicle Data

2000 Ford F-150 Lariat

VIN 1FTRX18L9Y
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursA/C on Only

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P1132Glow Plug Module Internal Fault
P1152Fuel Rail Pressure - Positive Deviation Fuel Pressure Solenoid Set Point