Connect the coolant hose to the radiator of the low-temperature coolant circuit

• Connect and audibly lock coolant line (1)  .

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work: 

• Refer to FILLING THE LOW-TEMPERATURE COOLANT CIRCUIT WITH THE VACUUM FILLER DEVICE .
• Refer to BLEEDING THE LOW-TEMPERATURE COOLING CIRCUIT .
• Refer to INSTALLING THE FRONT UNDERBODY PROTECTION