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Home >> BMW >> 2021 >> X7 xDrive40i >> Repair and Diagnosis >> Engine Mechanical >> Lubrication System >> Turbocharger Oil Lines, Engine Oil Cooler, & Water Pump - Repair (G07) >> 11 44 Engine Oil Cooler >> 11 44 000 Removing and installing, sealing replacing oil coolant heat exchanger (X7 xDrive40i 2019-2022) >> Remove oil-to-water heat exchanger

Remove oil-to-water heat exchanger

WARNING: Hot surfaces  .
Risk of burning! 
  • Perform all work only on components that have cooled down.
NOTE: TECHNICAL INFORMATION 
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.

Preliminary work 

Oil-to-water heat exchanger 

G15276173Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: TECHNICAL INFORMATION 
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
NOTE: TECHNICAL INFORMATION 
Make sure that there are no particles or impurities in the medium openings. Coolant or foreign substances in the oil can cause engine damage such as damage to the connecting rod bearing.
NOTE: Release the bolts in 360 degree steps.
Fig 1: Oil Coolant Heat Exchanger From Full-Flow Oil Filter Screws Loosening Sequence
G14229927Courtesy of BMW OF NORTH AMERICA, INC.