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P1120 Diagnostic Trouble Code Discussion for December 2012

TP Sensor 1 Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1120
Help Request Posted
2000 Ford Focus ZX3 2.0L high idle VIN: 3FAFP3131Y
P1120: tps. ... CEL is on, code P1120. Clear codes,start engine and engine idles fine for 10/15 sec, then jumps back up to 2500 or more. Resets tps code at that time. TPS at closed throttle is .45 volts, 4.25 volts full throttle and sweep tests good, no gliches. Tps volta...
December 18, 2012