Removing and installing/replacing coolant feed line for exhaust turbocharger (B48 and B46 engine) (Cooper S and John Cooper Works)

Preliminary work needed:

• Drain COOLANT .
• Remove CATALYTIC CONVERTER .

Removal: 

Remove screw (1).

Detach coolant line (2) from engine block.

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Remove screw (1).

Turn coolant line (2) in arrow direction and detach of exhaust turbocharger.

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Installation: 

Parts:  Replace O-rings (1).

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Connect coolant line (2) to exhaust turbocharger and turn coolant line in arrow direction.

Insert screw (1) and tighten.

Tightening torque 11 53 1AZ .

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Connect coolant line (2) to engine block.

Tighten screw (1).

Tightening torque 11 53 2AZ .

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Required follow-up work: 

• Install CATALYTIC CONVERTER .
• Add COOLANT .