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P1120 Diagnostic Trouble Code Discussion for December 2013

TP Sensor 1 Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1120
Help Request Posted
2000 Subaru Forester 2.5L No Start VIN: JF1SF6556Y
P1120: Starter Switch Circuit High Input. Hey guys this is a strange one. This car is a no start. Every once in a while it will start and run for about five seconds.Here is the strange thing,with the key on no cranking the fans and some of the relays will pulse on and off. I took the fuel line off at ...
December 04, 2013
1999 Ford Mustang 3.8L Poor Idle Quality, Surge, Misfire VIN: 1FAFP4046X
P1120: throttle sensor A out of range ratch too low. Vehicle came in with p1120 and rough idle and idled around 1200. checked throttle position with scanner showed range of 9%-43% at idle. backprobed connecter read 1.2 (closed) volts signal and 5.19 reference. checked sensor sweep seemed fine. checked ground wir...
December 19, 2013