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Home >> BMW >> 2004 >> X5 30i, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine - Repair (N62)) >> Water Pump With Drive >> 11 51 000 Removing and installing water pump (N62)

11 51 000 Removing and installing water pump (N62)

WARNING: This page is about a different variant/trim than selected.

Follow instructions for working on cooling system.

Drain and dispose of coolant from radiator.

Installation: 

  1. Vent cooling system and check for leaks.

Remove fan cowl.

Remove electric fan.

Remove alternator drive belt.

Unlock and detach plug connections (1).

Release screw and remove vacuum line holder.

Unlock and detach all coolant hoses on water pump.

Release screws and remove belt pulley (2).

Fig 1: Removing Belt Pulley
G03267457Courtesy of BMW OF NORTH AMERICA, INC.

Remove vibration damper .

Release screws and remove water pump (1).

Fig 2: Removing Water Pump
G03267458Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

  1. Check adapter sleeve (1) for correct seating and damage; replace if necessary.
  2. Clean sealing faces (2).
    Fig 3: Identifying Adapter Sleeve For Checking
    G03267459Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Clean sealing surfaces.

Replace sealing rings (1 and 2).

Fig 4: Replacing Sealing Rings
G03267460Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Replace both coolant pipes (1) and coat sealing surfaces with anti-friction rubber coating.

Thin coolant pipe (1) only with water-cooled alternator.

Fig 5: Replacing Both Coolant Pipes
G03267461Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: When replacing water pump:
  1. Convert coolant thermostat.
  2. Modify coolant temperature sensor.

Assemble engine.

Check cooling system for leaks and correct operation.

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