1 Series E87 120d (N47) 5-door
![background image](/bmw/1_Series_E87/120d_N47_5-door/page-152001.png)
11 11 579
Checking crankcase for water leaks (N47,
N47S)
Special tools required:
•
11 8 821
•
11 8 822
•
11 8 823
•
11 8 824
•
11 8 825
•
11 8 891
Necessary preliminary tasks:
•
Remove engine.
•
Mount engine on assembly stand
•
Remove all pistons.
•
Remove cylinder head.
•
Remove crankshaft.
•
Remove coolant pump.
•
Remove oil filter housing.
Important!
Pressure test crankcase to max. 3 bar.
Heat crankcase to 60
°
C.
Check for bubbles in a water bath.
Mount all special tools 11 8 825 on crankcase.
RA Checking crankcase for water leaks (N47, N47S)
BMW AG - TIS
22.01.2013 13:52
Issue status (12/2007) Valid only until next DVD is issued
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