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1998 Ford Expedition Eddie Bauer 5.4L MIL Lamp on
Posted to Ford Driveability on 6/13/2007 3 Replies

Hello all, This expedition came in with check engine light [...] driveability [...] scanning,I checked the signal wire for the IAT at the connecter on the sensor and found none.I checked for resistance and found an open circuit from the PCM to the IAT sensor.I...

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  Related Documents & Media  1998 Ford Expedition Eddie Bauer

 
Message Closed w/Summary

car Vehicle Data

1998 Ford Expedition Eddie Bauer

VIN 1FMPU18L8W
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.4WD.

Trouble Codes

155HO2S21 Heater Circuit Fault
P00
P0113Intake Air Temperature Sensor Circuit High Voltage
P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P1409EGR Valve (Stepper Motor) Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

1998 Ford Expedition Eddie Bauer

VIN 1FMPU18L8W
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.4WD.

Trouble Codes

155HO2S21 Heater Circuit Fault
P00
P0113Intake Air Temperature Sensor Circuit High Voltage
P0135Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction
P1409EGR Valve (Stepper Motor) Circuit Malfunction