64 51 001 Cleaning evaporator

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Special tools required:

2 222 502

WARNING: When handling cleaning agent, observe following protective measures:
Wear protective rubber gloves and protective goggles.
If cleaning agent comes into contact with eyes or skin, wash immediately with lots of water.
COMPLY WITH NOTES AND INSTRUCTIONS ON HANDLING CLEANING AGENTS

NOTE: For information on cleaning agent and rinsing again, refer to appropriate Service Information.

IMPORTANT: To avoid dirtying vehicle interior:

Close all air vents
Heater - A/C system must be switched to air recirculation function
Cover carpet in work area

Recycling

Carry out the cleaning operation in a suitable washing bay as the emerging cleaning agent escapes through the drain openings in the transmission tunnel.

After completing cleaning, allow car to drip-dry for approx. 5 minutes.

Necessary preliminary tasks

Remove REAR UNDERBODY PROTECTION
Remove MICROFILTER FOR PASSENGER COMPARTMENT VENTILATION

NOTE: Cleaning procedure must be performed in two steps with special tool 2 222 502 .

Fig 1: Cleaning Evaporator Using Special Tool 2 222 502

Courtesy of BMW OF NORTH AMERICA, INC.

Step 1:

Insert special tool 2 222 502 in the rear opening of the microfilter housing (1) at position (2) as shown.

Fig 2: Inserting Special Tool 2 222 502 In Rear Opening Of Microfilter Housing

Courtesy of BMW OF NORTH AMERICA, INC.

Move special tool 2 222 502 from top downwards (A) up to stop.

At the same time, press special tool 2 222 502 at position (1) in the direction of the arrow against the microfilter housing.

Spray approximately half of the cleaning agent. Then pull the special tool 2 222 502 out of the microfilter housing.

Fig 3: Moving Special Tool 2 222 502 From Top Downwards Up To Stop

Courtesy of BMW OF NORTH AMERICA, INC.

Step 2:

Insert special tool 2 222 502 in the rear opening of the microfilter housing (2) at position (1) as shown.

Fig 4: Inserting Special Tool 2 222 502 In Rear Opening Of Microfilter Housing

Courtesy of BMW OF NORTH AMERICA, INC.

Move special tool 2 222 502 from top downwards (A) up to stop.

At the same time, press special tool 2 222 502 at position (1) in the direction of the arrow against the microfilter housing.

Spray the remaining half of the cleaning agent. Then pull the special tool 2 222 502 out of the microfilter housing.

NOTE: Set heating - A/C system to footwell ventilation and fresh-air mode. Open side windows/doors.
Start the vehicle and let the heating and air conditioning system run for at least 5 minutes at maximum blower output.
In order to eliminate the last remnants of cleaning agent, repeat this process shortly before handover to the customer.