Radiator. Removing And Installing - BMW 5251 Service Manual

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Radiator and Cooling
System
Tightening
torques
Coolant pump to timing chain
10 Nm (89 in-lb)
cover
Coolant pump pulley to coolant
pump
10 Nm (89 in-lb
Engine blocic drain plug to block 25
Nm (18 ft-lb)
Radiator drain plug to radiator
2-3Nm(18-27in-lb)
Thermostat cover to coolant
pump assembly
10 Nm (89 in-lb)
Radiator, removing and installing
Removal of the radiator is similar for V-8 and 6-cylinder mod-
els.
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Raise front of car and support safely.
WARNING
-
Make sure the car is stable and well supported at aN times.
Use a professional automotive liff orjaclc stands designed for
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Remove splash shield from under engine.
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Drain radiator and engine block. See Coolant, draining and
filling (V-8 models).
WARNING
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Allow cooling system to cool before opening or draining sys-
tem.
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Remove air filter housing:
Disconnect electrical harness connectors (A and
B).
Loosen clamps (C and D).
Remove mounting fastener (arrow) and remove air filter
housing together with mass air flow (MAF) sensor.