Remove the coolant line between the coolant pump and cylinder head

• All work on the high-voltage system may only be carried out by specially trained and technically experienced personnel.
• For additional information see:

  61 00... SAFETY INSTRUCTIONS ON HANDLING HYBRID CARS .

• For additional information see:

  61 25... NOTES ON REPAIR OF HIGH-VOLTAGE BATTERY UNIT .

Preliminary work 

• Refer to REMOVING FLAP IN LUGGAGE COMPARTMENT TRIM PANEL ON RIGHT .
• Refer to DE-ENERGIZING THE HIGH-VOLTAGE SYSTEM .
• Refer to CHECKING THAT NO VOLTAGE IS APPLIED .
• Refer to REMOVING THE ACOUSTIC COVER .
• Refer to REMOVING THE COVER FOR THE CENTER ENGINE COMPARTMENT .
• Refer to REMOVING BOTH FRONT-END STRUTS .
• Refer to REMOVING FRONT CROSS CONNECTION (FRONT-END STRUT REMOVED) .
• Refer to REMOVING THE REAR TOP CROSS CONNECTION .
• Refer to REMOVING FAN COWL .
• Refer to REMOVING THE INTAKE FILTER HOUSING (TENSION STRUT ON SHOCK TOWER REMOVED) .
• Refer to REMOVING TOP CLEAN AIR PIPE .
• Refer to REMOVING BOTTOM CLEAN AIR PIPE .
• Refer to REMOVING CHARGE AIR LINE .
• Refer to REMOVING THE DRIVE BELT FOR COOLANT PUMP .
• Refer to REMOVING THE FRONT UNDERBODY PROTECTION OR FRONT THRUST FIELD .
• Refer to REMOVING THE UNDERBODY PROTECTION OF THE STEERING GEAR AND THRUST FIELD RESPECTIVELY .
• Refer to DRAINING THE COOLANT FROM THE HIGH-TEMPERATURE COOLING SYSTEM .
• Refer to CONNECTING THE COOLANT LINE OF HIGH-TEMPERATURE COOLANT CIRCUIT .

• Loosen screws (1)  .
• Guide out and remove the coolant line (2)  .
• Catch and dispose of leakage coolant.

Courtesy of BMW OF NORTH AMERICA, INC.