5 Series E60 525i (N52) SAL
Important!
The following venting procedure is necessary e.g. when a part
is replaced in the cooling system or when the cooling system
is refilled.
Only when venting!
Note:
Fill coolant expansion tank up to lower edge of filler neck with
recommended coolant. Close cap on expansion tank.
Do not open the coolant expansion tank cap during the venting
procedure.
1.
Connect battery charger.
2.
Switch on ignition.
3.
Set heater to maximum temperature, activate "Automatic"
button, then reduce fan to lowest setting.
4.
Press accelerator pedal for 10 seconds to floor. Engine
must not be started.
5.
The venting procedure is started when the accelerator pedal
is pressed and takes approx. 12 minutes.
6.
Then top up fill level in coolant expansion tank with 250 ml
above max (see illustration).
7.
Check cooling system for leaks.
8.
If the venting procedure has to be carried out several times,
allow DME to drop completely (ignition key removed for
approx. 3 minutes), then repeat from Point 3.
Only when venting!
Perform filling operation slowly.
Fill coolant expansion tank with 250 ml above max.
250 ml corresponds to A=18 mm.
RA Venting cooling system and checking for leaks (N52)
BMW AG - TIS
15.02.2013 06:32
Issue status (12/2007) Valid only until next DVD is issued
Copyright
Page - 2 -