64 53 551 Removing and installing/replacing capacitor for the heating and air conditioning system (N63)

Special tools required: 

• 00 9 030

Refrigerant circuit is under high pressure!

Follow safety information  . See 64 50... INSTRUCTIONS FOR HANDLING R 134A REFRIGERANT  or 64 50... SAFETY INFORMATIONS FOR HANDLING TETRAFLUORETHANE REFRIGERANT R134A  for handling tetrafluorethane refrigerant.

Follow SAFETY INFORMATION  for handling refrigerant fluid.

Avoid contact with refrigerant and refrigerant fluid.

Restart engine only when air conditioning system has been correctly filled.

Follow NOTES  for opening and replacing parts in refrigerant circuit.

If air conditioning system is opened for more than 24 hours: Replace DESSICANT INSERT FOR A/C SYSTEM 

Necessary preliminary work 

• DRAIN OFF AIR CONDITIONING SYSTEM 
• Remove TOP FRONT CONNECTION

Unclip fan cowl (1) at clamps (2) on left and right, feed out in upward direction and loosen from cooler package cover.

Fig 1: Disconnecting Fan Cowl At Clamps

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) on left and right from cover (3).

Tightening torque 17 10 1AZ .

Release screws (2) behind sealing lip.

Tightening torque 17 10 1AZ .

Lift out cover (3).

Fig 2: Identifying Cover And Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque 64 53 3AZ .

Remove heating and air conditioning lines (2) in direction of arrow and place to one side.

Installation note: 

Replace sealing rings.

Use special tool 00 9 030 to install sealing rings without damaging them.

Fig 3: Removing Heating And Air Conditioning Lines

Courtesy of BMW OF NORTH AMERICA, INC.

Lift out capacitor (3).

After installation 

• EVACUATE AND FILL HEATING AND AIR CONDITIONING SYSTEM