Dodge 2000 DURANGO Service Manual page 771

DN
REMOVAL AND INSTALLATION (Continued)
REMOVAL
WARNING: HOT, PRESSURIZED COOLANT CAN
CAUSE INJURY BY SCALDING. COOLING SYSTEM
MUST BE PARTIALLY DRAINED BEFORE REMOV-
ING THE COOLANT
REFER TO GROUP 7, COOLING.
(1) Partially drain cooling system. Refer to Group
7, Cooling.
(2) Disconnect electrical connector from sensor
(Fig. 34).
(3) Engines with air conditioning: When
removing the connector from sensor, do not pull
directly on wiring harness. Fabricate an L-shaped
hook tool from a coat hanger (approximately eight
inches long). Place the hook part of tool under the
connector for removal. The connector is snapped onto
the sensor. It is not equipped with a lock type tab.
(4) Remove sensor from intake manifold.
Fig. 32 Oxygen Sensor Locations—4.7L V-8 Engine
TEMPERATURE SENSOR.
INSTALLATION
(1) Install sensor.
(2) Tighten to 11 N·m (8 ft. lbs.) torque.
(3) Use long needlenose pliers to connect electrical
connector to sensor. The sensor connector is symmet-
rical (not indexed). It can be installed to the sensor
in either direction.
(4) Replace any lost engine coolant. Refer to Group
7, Cooling System.
ENGINE COOLANT TEMPERATURE SENSOR—
4.7L V-8 ENGINE
REMOVAL
WARNING: HOT, PRESSURIZED COOLANT CAN
CAUSE INJURY BY SCALDING. COOLING SYSTEM
MUST BE PARTIALLY DRAINED BEFORE REMOV-
ING THE ENGINE COOLANT TEMPERATURE (ECT)
SENSOR. REFER TO GROUP 7, COOLING.
FUEL SYSTEM 14 - 51