64 51 002 Cleaning evaporator (automatic climate control)

WARNING: This page is about a different car, the 2003 BMW X5, 2002 BMW X5, and 2001 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

For Special Tool identification, see SPECIAL TOOLS - X5 (3.0i) .

Special Tools Required:

64 1 451
64 1 452
64 1 453
64 1 454
64 1 455
64 1 456

WARNING: When handling cleaning agent, observe following protection measures: Wear protective rubber gloves and protective goggles. If cleaning agent comes into contact with eyes or skin, wash immediately with lots of water.

CAUTION: To avoid dirtying vehicle interior:

Close all air vents.
Switch air conditioner to recirculated air mode.
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.

NOTE: Make sure the cleaning agent can escape freely from the drain openings. If necessary, remove rear underbody protection.

Remove side carpet on left.

Repeat Repair Only:

Remove sealing cap (1) from hole in A/C housing (2).

Installation:

Replace sealing cap.

Fig 1: Replacing Sealing Cap

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First Repair Only:

CAUTION: To avoid swarf in A/C housing: Drill holes at very low drilling speeds. Carefully withdraw switched off drill together with swarf from holes.

Place drilling template 64 1 452 as illustrated on A/C housing (1) and predrill with 6 mm dia. drill bit.

Remove drilling template 64 1 452 and drill out hole with center bit 64 1 453 to 20 mm dia.

Installation:

Seal hole with sealing cap.

Fig 2: Identifying Drilling Template

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All:

Attach guide for spray lance 64 1 454 as illustrated into hole in A/C housing (1).

Fig 3: Attaching Guide For Spray Lance

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Attach positioner for spray lance 64 1 455 as illustrated to guide for spray lance 64 1 454 and secure with knurled nut (1).

Fig 4: Attaching Positioner For Spray Lance

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Insert spray lance 64 1 451 in direction of arrow and secure with fixture for spray lance 64 1 456.

Fig 5: Inserting Spray Lance

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Connect spray lance 64 1 451 to spray apparatus.

By moving spray lance 64 1 451 back and forth, spray a uniform amount of cleaning agent onto evaporator.

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

Fig 6: Connecting Spray Lance

Courtesy of BMW OF NORTH AMERICA, INC.

Set heater - A/C to footwell ventilation and fresh air operation. Open windows/doors.

Start car and run heater - A/C at max. fan power for approx. 5 minutes in order to dry evaporator.

NOTE: In order to eliminate the last remnants of cleaning agent, repeat this procedure shortly before handover to the customer.