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1997 Ford F-150 4.2L Poor Idle Quality, Hesitation, Stall
Posted to Ford Driveability on 4/30/2003 4 Replies

Good evening all. I have this 1997 Ford F-150 with a 4.2L engine that has the 3 TPS codes that I have listed below. The truck has had 2 TPS sensors installed on it. When the mil light comes on it runs bad. This happens intermitantly. The truck ran good for me....

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Message Closed w/Summary

car Vehicle Data

1997 Ford F-150

VIN 1FTDF1727V
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Stall
OccursIntermittently

Trouble Codes

P0122Throttle Position Sensor Circuit Low Voltage
P1121TP Sensor Signal Lower Than Expected
P1125TP Sensor 1 Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

1997 Ford F-150

VIN 1FTDF1727V
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Stall
OccursIntermittently

Trouble Codes

P0122Throttle Position Sensor Circuit Low Voltage
P1121TP Sensor Signal Lower Than Expected
P1125TP Sensor 1 Circuit Malfunction