C 230K (202.024) L4-2.3L SC (111.975) (2001)
Thermostat Housing: Service and Repair
Removing And Installing Engine Coolant Thermostat Housing
1
Remove viscous fan clutch (1)
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Engines with viscous fan clutch
NOTE: Left-handed thread
2
Drain coolant
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at radiator
3
Remove cover (16)
4
Disconnect coolant hoses (2, 3 and 4)
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Check condition of coolant hoses and hose clamps and replace if necessary.
5
Disconnect electrical connectors and vacuum pipes on temperature sensor in coolant thermostat housing (30)
6
Unscrew suspension lug (6)
7
Unscrew coolant thermostat housing (30)
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Unscrew bolts (7, 8 and 9).
NOTE: Installation:
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Clean sealing surfaces and replace O-ring (31).
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If the coolant thermostat housing (30) is replaced, observe location of temperature sensor.
8
Install in reverse order
9
Check cooling system for leaks.