23 12 090 Replacing radial shaft seal for gearshift shaft (GS6-17BG/DG)

Special tools required: 

• 23 0 210 
• 23 0 220 
• 2 219 637 

Attention! 

After completion of repair work, check TRANSMISSION OIL LEVEL .

Use only approved transmission oil. Refer to: MANUAL TRANSMISSION - OPERATING FLUIDS

Failure to comply with this instruction will result in serious damage to the transmission.

Necessary preliminary tasks: 

• Partially release PROPELLER SHAFT .
  • Disconnect propeller shaft at transmission.
  • Release center mount.
  • Tie up the propeller shaft to the vehicle underbody.
    NOTE: Bending the propeller shaft by an excessive angle can cause premature damage to the joint/propeller shaft!

Removal: 

Undo screw (1) and slightly lower transmission.

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Unlock and remove bearing journal in direction of arrow.

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Pull off retaining clip (1) and remove gearshift rod.

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Lever circlamp (3) out of groove with a small screwdriver.

Slide circlamp (3) towards rear.

Drive out the cylindrical pin (1) and remove the gearshift rod joint (2) from gearshift shaft.

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Screw in special tool 2 219 637  until it is firmly connected with radial shaft seal (1).

Pull out radial shaft seal with special tool 2 219 637  .

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Installation: 

Coat sealing lips of radial shaft seal and gearshift shaft with transmission oil.

Drive in radial shaft seal with special tool 23 0 220  .

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Slide gearshift rod joint (2) onto gearshift shaft and drive in cylindrical pin (1).

Use circlip (3) to secure cylindrical pin (1).

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Install bearing journals (1) and lock in direction of arrow.

Grease bearing journal.

Grease, refer to MANUAL TRANSMISSION - OPERATING FLUIDS .

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Install gearshift rod and insert retaining clip (1) till it is engaged.

Grease gearshift rod pin.

Grease, refer to MANUAL TRANSMISSION - OPERATING FLUIDS .

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Insert screw (1) and tighten.

Tightening torque, refer to: 25 11 2AZ .

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Required follow-up work: 

• Install the PROPELLER SHAFT .