3 Series E91 320d (M47T2) TOUR
17 00 039
Venting cooling system and checking for
water leaks (M57TU, M57T2)
Warning!
Danger of scalding!
Only perform this work after engine has cooled down.
Important!
Protect alternator against coolant.
Cover alternator with suitable apparatus (risk of damage).
Filling and venting instructions with auxiliary heater.
-
Switch off engine, coolant temperature
≤
40
°
-
Open cap on expansion tank (AGB)
-
Open vent screws.
•
On EGR cooler thermostat
•
On coolant return pipe
-
Switch ignition on
-
Seat heating to maximum temperature and fan to low speed
(heater valves are opened and auxiliary water pump starts
up)
-
Add coolant slowly
-
Close vent screws after coolant emerges or after filling up to
max. cold fill level
-
Fill expansion tank to maximum cold fill level
-
Start engine and run at idle for 5 minutes (top up coolant to
maximum cold fill level if required)
-
Close cap on expansion tank, press accelerator pedal
several times to approx. 2500 rpm
RA Venting cooling system and checking for water leaks (M57TU, M57T2)
BMW AG - TIS
22.01.2013 15:53
Issue status (12/2007) Valid only until next DVD is issued
Copyright
Page - 1 -