Throttle Position (TP) Sensor
WARNING: This page does not describe the selected car, but rather 32 other vehicles, including the 2005 Mercury Sable, 2005 Mercury Mountaineer, 2005 Mercury Monterey, 2005 Mercury Montego, and 2005 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
The TP sensor monitors the throttle position and provides an electrical signal to the PCM. It is monitored by the OBD system for component integrity, system functionality, and faults that can cause emissions levels to exceed the standards set by government regulations. For additional information on the TP sensor, refer to THROTTLE POSITION (TP) SENSOR .