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1992
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F 150 4WD Pickup V8-351 5.8L
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Testing and Inspection
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Pinpoint Tests
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DH - Throttle Position (TP) Sensor
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DH2 - Service Code 23/121: Check For Stuck Throttle Plate
DH2 - Service Code 23/121: Check For Stuck Throttle Plate
Pinpoint Test DH2:
