Jeep Cherokee 2000 Service Manual - page 1219
THROTTLE POSITION SENSOR (TPS)
The TPS is mounted to the throttle body (Fig. 24)
or (Fig. 25).
REMOVAL
(1) Remove air cleaner tube at throttle body.
(2) Disconnect TPS electrical connector.
(3) Remove TPS mounting screws (Fig. 26).
(4) Remove TPS.
INSTALLATION
The throttle shaft end of the throttle body slides
into a socket in the TPS (Fig. 27). The TPS must be
installed so that it can be rotated a few degrees. (If
the sensor will not rotate, install the sensor with the
throttle shaft on the other side of the socket tangs).
The TPS will be under slight tension when rotated.
(1) Install TPS and retaining screws.
(2) Tighten screws to 7 N·m (60 in. lbs.) torque.
(3) Connect TPS electrical connector to TPS.
(4) Manually operate throttle (by hand) to check
for any TPS binding before starting engine.
(5) Install air cleaner tube to throttle body.
IDLE AIR CONTROL (IAC) MOTOR
The IAC motor is located on the side of the throttle
body (Fig. 24) or (Fig. 25).
REMOVAL
(1) Remove air cleaner tube at throttle body.
(2) Disconnect electrical connector from IAC motor.
(3) Remove two mounting bolts (screws) (Fig. 28).
(4) Remove IAC motor from throttle body.
INSTALLATION
(1) Install IAC motor to throttle body.
(2) Install and tighten two mounting bolts (screws)
to 7 N·m (60 in. lbs.) torque.
(3) Install electrical connector.
(4) Install air cleaner tube to throttle body.
Fig. 25 Throttle Body and Sensor Locations—2.5L
Engine
1 – IDLE AIR CONTROL MOTOR
2 – IAT SENSOR
3 – THROTTLE BODY
4 – THROTTLE POSITION SENSOR
5 – MAP SENSOR
6 – IDLE AIR CONTROL PASSAGE INLET
7 – THROTTLE BODY MOUNTING BOLTS (4)
Fig. 26 TPS Mounting Screws
1 – MOUNTING SCREWS
2 – TPS
Fig. 27 Throttle Position Sensor—Installation
1 – TANGS
2 – THROTTLE SHAFT
3 – THROTTLE BODY
4 – TPS
XJ
FUEL SYSTEM
14 - 45
REMOVAL AND INSTALLATION (Continued)