IMPORTANT: Use only the approved TRANSMISSION OIL in the transfer box.
Failure to comply with this requirement will result in serious damage to the transfer box!
NOTE: Only change oil when transfer box is at normal operating temperature.
Necessary preliminary tasks:
Check transfer box oil level, correct:
Undo oil filler plug (1).
Check transfer case oil level.
If necessary pour in transmission oil up to the lower edge of the oil filler plug opening (1).
Installation note: Replace oil filler plug (1).
BMW X3 Service & Repair Manual > Auxiliary. heater with control elements: Replacing turbocharger coolant pump for auxiliary heating
Special tools required:
13 3 010
WARNING: Risk of burning!
Repair work on the cooling system may only be carried out when it has cooled
down.
Recycling
Coolant emerges when coolant lines are detached. Have a suitable collecting vessel ready.
Catch and dispose of emerging coolant.
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