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 ornamental grille in bumper trim on left







NOTE: Graphic similar.

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 bleed cooling system and check for watertightness.