Chrysler 2000 LHS Owner's Manual page 1100

LH
REMOVAL AND INSTALLATION (Continued)
cable must be disconnected before unplugging the
PCM connectors. Note radio programs.
(1) Remove speed control servo and bracket and
reposition out of the way (Fig. 26).
Fig. 26 PCM Location
1 – PDC
2 – SPEED CONTROL SERVO
3 – POWERTRAIN CONTROL MODULE
(2) Reposition wiring harness out of the way.
(3) Remove washer bottle filler neck.
(4) Remove Transmission Control Module (TCM)
reposition out of the way (Fig. 27).
(5) Remove PCM
(6) Disconnect PCM 2 40-way connector.
INSTALLATION
(1) Attach 2 40-way connector to PCM.
(2) Install PCM. Tighten bolt to 4 N·m (35 in. lbs.)
torque.
(3) Install TCM.
(4) Install washer bottle filler neck.
(5) Reposition wiring harness.
(6) Install speed control servo and bracket and
tighten fasteners
(7) Connect negative battery cable and reprogram
radio and clock.
(8) Using DRB scan tool, program mileage and
vehicle identification number (VIN) into PCM. Refer
to the DRB scan tool and the appropriate Powertrain
Diagnostic Manual.
UPSTREAM HEATED OXYGEN SENSORS 1/1
The engines uses two heated oxygen sensors, one
in each exhaust manifold.
Fig. 27 TCM Location
1 – PDC
2 – TRANSMISSION CONTROLLER
3 – SPEED CONTROL SERVO
WARNING: THE EXHAUST MANIFOLD, EXHAUST
PIPES AND CATALYTIC CONVERTER BECOME
VERY HOT DURING ENGINE OPERATION. ALLOW
ENGINE TO COOL BEFORE REMOVING OXYGEN
SENSOR.
REMOVAL
CAUTION: When disconnecting the sensor electri-
cal connector, do not pull directly on wire going
into sensor.
(1) Remove the negative battery cable.
(2) Disconnect the heated oxygen sensor electrical
connector.
(3) Use a socket such as Snap-On YA8875 or a
crow foot wrench to remove oxygen sensor (Fig. 28).
INSTALLATION
(1) After removing the sensor, the exhaust mani-
fold threads must be cleaned with an 18 mm X 1.5 +
6E tap. If reusing the original sensor, coat the sensor
threads with an anti-seize compound such as Loctite
771- 64 or equivalent. New sensors have compound
on the threads and do not require an additional coat-
ing. Tighten the sensor to 28 N·m (20 ft. lbs.) torque.
(2) Connect the heated oxygen sensor electrical
connector.
(3) Install the negative battery cable.
FUEL SYSTEM 14 - 41