Removal; Installation; Engine Coolant Thermostat Description - Chrysler PT Cruiser Service & Repair Manual

7 - 50 ENGINE - 2.0/2.4L DOHC
ENGINE COOLANT TEMPERATURE SENSOR (Continued)
Fig. 22 Engine Coolant Temperature Sensor - 2.4L
1 - COOLANT OUTLET CONNECTOR
2 - ENGINE COOLANT TEMPERATURE SENSOR

REMOVAL

Non-Turbo
(1) Disconnect negative battery cable.
(2) Partially drain cooling system below level of
ECT Sensor.
(3) Disconnect ECT Sensor electrical connector.
(4) Remove ECT Sensor (Fig. 21).
Turbo
(1) Disconnect negative battery cable.
(2) Partially drain cooling system below level of
ECT Sensor.
(3) Remove upper torque strut (Refer to 9 -
ENGINE/ENGINE MOUNTING/TORQUE STRUT -
REMOVAL).
(4) Disconnect ECT Sensor electrical connector.
(5) Remove ECT Sensor (Fig. 22).

INSTALLATION

Non-Turbo
(1) Install ECT Sensor (Fig. 21). Torque sensor to
19 N·m (168 in. lbs.).
(2) Reconnect ECT Sensor electrical connector.
(3) Fill cooling system (Refer to 7 - COOLING/EN-
GINE - STANDARD PROCEDURE).
(4) Connect negative battery cable.
Turbo
(1) Install ECT Sensor (Fig. 22). Torque sensor to
19 N·m (168 in. lbs.).
(2) Reconnect ECT Sensor electrical connector.
Turbo
(3) Install upper torque strut (Refer to 9 -
ENGINE/ENGINE MOUNTING/TORQUE STRUT -
INSTALLATION).
(4) Fill cooling system (Refer to 7 - COOLING/EN-
GINE - STANDARD PROCEDURE).
(5) Connect negative battery cable.
ENGINE COOLANT
THERMOSTAT
DESCRIPTION
The thermostat is located on the front of the
engine (radiator side) in the thermostat housing/cool-
ant outlet connector (Fig. 23). The thermostat has an
air bleed vent located on its flange (Fig. 24). The air
bleed vent and the locator dimple on thermostat seal
provide for proper positioning of thermostat in outlet
connector. A cooling system air bleed valve is located
in thermostat housing to assist in air removal when
filling the cooling system.
Fig. 23 Thermostat and Coolant Outlet Connector
1 - TIMING BELT COVER
2 - OUTLET CONNECTOR
3 - THERMOSTAT
4 - HOUSING
PT