Remove the electric changeover valve for the coolant pump vacuum control

Preliminary work 

• Refer to BRINGING FRONT COMPARTMENT LID IN THE SERVICE POSITION .
• Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
• Refer to REMOVING THE ACOUSTIC COVER .
• Refer to REMOVING THE SEAL FOR THE HOOD REAR .
• Refer to REMOVING THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
• Refer to REMOVING THE COVER OF THE REAR RIGHT ENGINE COMPARTMENT .
• Refer to REMOVING LEFT AND RIGHT WIPER ARM .
• Refer to REMOVING THE COWL COVER .
• Refer to REMOVING THE TENSION STRUT AT THE SHOCK TOWER ON THE LEFT AND RIGHT .
• Refer to REMOVING THE FIRE WALL UPPER PART .
• Refer to REMOVING ACOUSTIC COVER AT REAR .
• Refer to REMOVING RESONATOR .
• Refer to REMOVING CLEAN AIR PIPE .
• Refer to REMOVING CHARGE AIR LINE .
• Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
• Refer to REMOVING THE CENTER UNDERBODY PROTECTION .
• Refer to REMOVING BOTTOM LEFT FRONT WHEEL ARCH COVER .
• Refer to DRAINING THE COOLANT FROM THE LOW-TEMPERATURE COOLING SYSTEM .
• Refer to REMOVING THE DME CONTROL UNIT .
• Refer to REMOVING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
• Refer to REMOVING CONTROL UNIT BRACKET .
• Refer to REMOVING TANK VENT VALVE .
• Refer to REMOVING INTAKE PLENUM .

• Unlock connector (1) and detach.
• Make sure that the green O-ring between the red vacuum hose (2) and the electric changeover valve (4) is not lost.
• Detach vacuum hoses (2) and (3) from electric changeover valve (4).
• Unlock detent in marked area.
• Pull the electric changeover valve (4) off the holder.

Courtesy of BMW OF NORTH AMERICA, INC.