Want this question answered?
"how do you change a throttle position sensor on a 1998 jeep grand Cherokee?" could someone without any experience do it?
Throttle position sensor out of range.
Three wire sensor on the throttle body.
The throttle position sensor is mounted to the throttle body. It is located opposite of where the throttle cable goes onto the throttle body.
Yes, it can cause the cruise to surge.
It is located at the driver's fender side of the the throttle body.
It has an IAC ( idle air control ) motor on the throttle body.
back of air intake opposites to cable under breather
Have it checked for codes, the throttle position sensor has probably failed.
122 Throttle position sensor voltage low you need to clean the body throttle only. just applay carbritor cleaner to it and you go
P0123 TPS volts high. Replace the throttle position sensor.
By a Haynes Manual at your local part store. The procedure w/ pictures will be in there.