3 Series E46 M3 CSL (S54) COUPE
Pull retaining clips (1) and (2) upwards and detach coolant
hoses (3) and (4) from radiator.
Installation:
Check O-rings. Do not under any circumstances coat O-rings with
antiseize agent.
Catch and dispose of escaping coolant.
Open drain plug on engine block.
Installation:
Replace sealing ring.
Tightening torque, 11 11 5AZ.
Catch and dispose of escaping coolant.
Adding coolant:
No bleed screws on radiator and thermostat housing!
The cooling system is vented during the filling procedure.
Note:
The vent plug on the radiator feed connection must not be opened
for venting.
Before filling, turn on ignition. Set heating controller to maximum
temperature. Set blower to low setting. In this way, the heater
valves are opened and the auxiliary delivery pump fitted if
necessary operates.
Perform filling operation slowly.
Top up coolant until the fill-level indicator in the expansion tank is
at the top edge.
Seal off expansion tank.
Allow engine to warm up until thermostat opens.
Allow car to cool down until coolant temperature drops below 30
°
C.
Open sealing cap on expansion tank slowly in order to gradually
reduce residual pressure.
Correct fill level until fill level indicator is at top edge of expansion
tank(see illustration on top side of expansion tank).
Note:
Use only recommended coolant.
RA Draining off and topping up coolant (S54)
BMW AG - TIS
16.02.2013 17:09
Issue status (12/2007) Valid only until next DVD is issued
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