1993 Toyota T100 Q&A
1993 Toyota T100 Question: How to adjust the Throttle Position Sensor?
I have my T-100 running at 1500 RPM's all the time. A friend told me the it may be the throttle position sensor out of adjustment. How I be sure of this? - Visitor
I would say it is more likely to be an air intake issue. That is, air is getting into the intake manifold that is not being asked for. This can be caused by a gasket leak, a vacuum leak, a hose being disconnected...etc. Sensors like that don't go out of adjustment all by themselves...and adjustment to things that even can be adjustable (which are very limited these days) should always be avoided. - DaveJHM
The Throttle Position Sensor can get out of adjustment due to wear in the throttle body or due to carbon build up. This will cause the idle timing to advance more than 30 degrees which will cause v...