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1997 Ford Expedition Eddie Bauer 5.4L Poor Idle Quality, MIL Lamp on
Posted to Ford Driveability on 8/1/2007 8 Replies

this vehicle has had a intermittant problem for a while. about a year ago had codes for tps. i replaced [...] did not reoccur for a [...] its back with the above codes what i have done is checked tps value with scan tool sometimes its normal.89volts at idle, a...

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Message Closed w/FIX

car Vehicle Data

1997 Ford Expedition Eddie Bauer

VIN 1FMFU18L5V
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursHot, Intermittently

Trouble Codes

P0122Throttle Position Sensor Circuit Low Voltage
P1120TP Sensor 1 Circuit Malfunction
P1121TP Sensor Signal Lower Than Expected
Message Closed w/FIX

car Vehicle Data

1997 Ford Expedition Eddie Bauer

VIN 1FMFU18L5V
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursHot, Intermittently

Trouble Codes

P0122Throttle Position Sensor Circuit Low Voltage
P1120TP Sensor 1 Circuit Malfunction
P1121TP Sensor Signal Lower Than Expected