BMW X3 Service & Repair Manual: Removing and installing transfer box (atc 450)

BMW X3 Service & Repair Manual / Transmission / Transfer box / Removing and installing transfer box (atc 450)

Special tools required:

  • 00 2 030
  • 23 4 050

IMPORTANT: Before and after replacement, execute the "Repair" service function with the BMW diagnosis system.

IMPORTANT: After completion of work, CHECK TRANSMISSION OIL LEVEL and top up if necessary.

Failure to comply with this requirement will result in serious damage to the transfer box!

Necessary preliminary work:

  • Disconnect BATTERY EARTH LEAD
  • Remove PROPELLER SHAFT
  • Remove FRONT PROPELLER SHAFT

NOTE: Support transmission with special tools 00 2 030 , 23 4 050 .

Transmission

Release screws.

Remove transmission cross member.

Transmission

Release screw (1), detach earth strap.

Transmission

Unplug connector (1) from VTG control unit (linear force module) (3).

Transmission

Release screw connection (1) of transfer box.

Take off transfer box (2).

Transmission

Installation note:

Pay attention to dowel pin (1).

Grease dowel pin (1).

Apply a thin coat of grease to gearing.

Grease: WEICON ANTI-SEIZE.

Transmission

    Installing exchange transfer box (atc 45l)
    IMPORTANT: Before and after replacement, execute the "Repair" service function with the BMW diagnosis system. Recycling: Catch and dispose ...

    Removing and installing transfer box (atc 45l)
    Special tools required: 00 2 030 23 4 050 IMPORTANT: Before and after replacement, execute the "Repair" service function with the BMW di ...

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