64 12 570 Replacing Turbocharger Coolant Pump For Auxiliary Heating

64 12 570 Replacing Turbocharger Coolant Pump For Auxiliary Heating







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.
Observe country-specific waste disposal regulations.







NOTE: Clamp off coolant hoses








Necessary preliminary work:
- Remove front underbody protection
- Remove the ornamental grille from bumper trim from the left







Release screws (1).

Remove lower left cover (2).







Unfasten plug connection (1) and disconnect.

Release spring clamps (2) and detach coolant hoses.

Release screw (3) and remove retaining bracket.

Remove turbocharger coolant pump (4).







After installation:
- Fill and vent cooling system and check for watertightness.