Cherokee 2WD L4-150 2.5L VIN H TBI (1988)
Wide Open Throttle Switch: Description and Operation
The Throttle Position Sensor (TPS) performs the function of a Wide Open Throttle (WOT) Switch. A Wide Open Throttle (WOT) Switch is not used on
these vehicles, but a voltage signal is sent to the ECU by the TPS when a wide open throttle condition exists.
