11 51 000 Removing and installing/replacing coolant pump (B48AO0)

Recycling: 

Catch and dispose of drained coolant.

Observe country-specific waste disposal regulations.

Necessary preliminary work: 

• Remove the front BUMPER PANEL .
• Remove ALTERNATOR BRACKET .

Removal: 

Release screws (1).

Remove coolant pump (2) from alternator bracket.

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Installation: 

Sealing bead (1) is applied to housing of coolant pump.

Installation note: 

If the sealing bead (1) protrudes slightly and if the sealing bead (1) is not damaged, the coolant pump can be reinstalled.

If the sealing bead (1) is damaged, remove sealing bead (1) with a suitable tool and replace with SEALING COMPOUND 2.2  (Loctite 5970).

Sealant height approximately 2 to 2.5 mm.

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Position coolant pump (2) at alternator bracket.

Tighten down screws (1).

Tightening torque 11 51 1AZ .

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Required reworking: 

• Install ALTERNATOR BRACKET .
• Install BUMPER PANEL .
• Assemble engine.
• Check engine for tightness.