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1998 Ford Expedition Eddie Bauer 4.6L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp on
Posted to Ford Driveability on 4/13/2018 19 Replies

Vehicle received running poorly with multiple codes. Scanner showed no activity on the two front sensors and would stay in open loop. Sprayed carb cleaner into vacuum line and vehicle performed much better, front oxygen sensors began switching and went int...

19 Replies Received (View Replies)

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car Vehicle Data

1998 Ford Expedition Eddie Bauer

VIN 1FMRU18W2W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P0153Air Fuel Sensor (Bank 2 Sensor 1) Slow Response
P0174Fuel System Too Lean (Bank 2)
P1131Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction
P1151Fuel Rail Pressure - Maximum Positive Deviation
Open Help Request

car Vehicle Data

1998 Ford Expedition Eddie Bauer

VIN 1FMRU18W2W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Surge, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0133Heated Oxygen Sensor (Bank 1 Sensor 1) Slow Response
P0153Air Fuel Sensor (Bank 2 Sensor 1) Slow Response
P0174Fuel System Too Lean (Bank 2)
P1131Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction
P1151Fuel Rail Pressure - Maximum Positive Deviation