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Gear Shift Mechanism - Repair (n52) BMW Z4 E89

Automatic Trans 33 illustrations ~1170 words

Scheme 343

Scheme 343: 25 11... Overview of gearshift mechanism for manual transmission
  1. Shift arm
  2. Ball socket (shift lever bearing)
  3. Shift lever cover (gaiter)
  4. Shift lever knob
  5. U-gaiter
  6. Support bearing (shift arm bearing)
  7. Shift lever
  8. Shift rod
  9. Shift rod joint
  10. Bearing bush

25 11 000 Removing and installing shift lever

Necessary preliminary tasks

  1. Remove «KNOB»(/bmw/z4/e89-2009-2013/remont/automatic-trans/#gear-shift-mechanism-repair-n52__25-11-071-replacing-knob-for) for shift lever.
  2. Remove complete «EXHAUST SYSTEM»(/bmw/z4/e89-2009-2013/remont/exhaust/#exhaust-system-repair-n52__18-00-020-removing-and-installing) .
  3. Remove rear «UNDERBODY PROTECTION»(/bmw/z4/e89-2009-2013/remont/axle-shafts/#rear-axle-repair__51-47-491-removing-and-installingreplacing) .
  4. Remove heat shields.

If necessary

Support transmission with workshop jack.

Remove screws and nuts.

Remove cross-member.

Tightening torque 23 71 1AZ/2AZ .

Scheme 344

Scheme 344

Remove SHIFT ROD (2).

Installation

Grease shift rod pin. See GEAR SHIFT MECHANISM - OPERATING FLUIDS

Scheme 345

Scheme 345

Key

  1. Retainer
  2. Shift rod
IMPORTANTNew retaining clips fitted as from 04.08. Retaining clip must interlock captively with retaining web (1) behind shift rod pin.

Scheme 346

Scheme 346

Insert special tool 25 1 120 into mount and turn 90° counterclockwise.

Scheme 347

Scheme 347

Press mount upwards out of shift arm.

Feed U-gaiter from shift arm and out of body cutout.

Lift out shift lever.

Installation

Pull U-gaiter from below completely over shift arm receptacle.

Scheme 348

Scheme 348

Installation

Pull U-gaiter bead (4) over receptacle on shift arm and pop U-gaiter lips (3) into body cutout.

Make sure the arrow on the upper U-gaiter lip (3) is seated in the direction of travel and crossways to the shift lever eye (5).

Scheme 349

Scheme 349

Key

  1. Shift lever
  2. U-gaiter molded section
  3. U-gaiter lips
  4. U-gaiter bead
  5. Shift lever eye

Installation

Grease shift lever ball. See GEAR SHIFT MECHANISM - OPERATING FLUIDS

Fit mount on shift arm receptacle.

Align retaining lugs of mount to openings in receptacle (crossways to direction of travel).

Press shift arm with mount downwards until mount snaps audibly into place (if necessary, use a pressing-in tool).

Scheme 350

Scheme 350

25 11... Replacing U-gaiter

Necessary preliminary tasks

  1. Remove «SHIFT LEVER»(/bmw/z4/e89-2009-2013/remont/automatic-trans/#gear-shift-mechanism-repair-n52__25-11-000-removing-and-installing)

Detach U-gaiter from shift lever.

Scheme 351

Scheme 351

Installation

  1. Degrease shift lever (1)
  2. Coat U-type bellows at the shaped element (2) with Circolight on the inside.
  3. Pull U-gaiter from above over shift lever and align
  4. Arrow on upper lip (3) must point crossways to mount eye (5) in direction of travel

Key

  1. Shift lever
  2. U-gaiter molded section
  3. U-gaiter lip
  4. Position mark/arrow

Scheme 352

Scheme 352

25 11 235 Replacing bearing bushes for shift arm

Necessary preliminary tasks

  1. Remove «SHIFT ARM»(/bmw/z4/e89-2009-2013/remont/automatic-trans/#gear-shift-mechanism-repair-n52__25-11-211-replacing-shift-arm)
  1. Press out bearing bush (1).
  2. Coat new bearing bush with Circolight.
  3. Then press into the gearshift arm until the side faces of the bearing bushes protrude evenly.

Scheme 353

Scheme 353

25 11 041 Replacing bearing shell for shift lever

Necessary preliminary tasks

  1. Remove «SHIFT LEVER»(/bmw/z4/e89-2009-2013/remont/automatic-trans/#gear-shift-mechanism-repair-n52__25-11-000-removing-and-installing)

Detach mount from selector lever.

Installation

Grease ball joint. See GEAR SHIFT MECHANISM - OPERATING FLUIDS

Scheme 354

Scheme 354

25 11 001 Replacing complete shift lever

Necessary preliminary tasks

  1. Remove «SHIFT LEVER»(/bmw/z4/e89-2009-2013/remont/automatic-trans/#gear-shift-mechanism-repair-n52__25-11-000-removing-and-installing) .

Pull ball socket (1) off the gearshift lever. Installation note: Grease ball joint.

Scheme 355

Scheme 355

Detach rubber boot (2) from gearshift lever (1).

Installation note: Degrease gearshift lever (1). Coat rubber boot on inside of shaped element (2) with Circo Light.

Pull rubber boot from above over gearshift lever (1) and align. Arrow (4) on rubber boot must point in direction of travel.

25 11 071 Replacing knob for shift lever

Pull installation frame of gaiter (1) from front upwards out of center console.

IMPORTANTDo not use a tool, as this would damage the installation frame or the center console.

Scheme 356

Scheme 356

Note. Do not twist knob during removal as this would cause the turning lock in the knob to shear off.

Tug firmly to remove knob.

Installation

Fit knob on shift lever, align and press on until it snaps noticeably into place.

Scheme 357

Scheme 357

25 11 211 Replacing shift arm for shift lever mount

Necessary preliminary tasks

  1. Remove «SHIFT LEVER»(/bmw/z4/e89-2009-2013/remont/automatic-trans/#gear-shift-mechanism-repair-n52__25-11-000-removing-and-installing)

Lever support bearing (1) out of fixture.

Scheme 358

Scheme 358

Installation

Install support bearing (1) with arrow (2) facing upwards in holder.

Scheme 359

Scheme 359

Unlock bearing pin (1) in direction of arrow and remove.

Installation

Grease bearing pin.

Grease, refer to GEAR SHIFT MECHANISM - OPERATING FLUIDS .

Scheme 360

Scheme 360

Remove shift arm.

Detach support bearing (1) from shift arm.

Installation

Grease bearing journal.

Grease, refer to GEAR SHIFT MECHANISM - OPERATING FLUIDS .

Attach support bearing (1) with opening (3) towards rear on shift arm.

Scheme 361

Scheme 361

Replace BEARING BUSH (1) if damaged.

Scheme 362

Scheme 362

25 11 245 Replacing shift arm support bearing

Necessary preliminary tasks

  1. Remove complete «EXHAUST SYSTEM»(/bmw/z4/e89-2009-2013/remont/exhaust/#exhaust-system-repair-n52__18-00-020-removing-and-installing) .
  2. Remove rear «UNDERBODY PROTECTION»(/bmw/z4/e89-2009-2013/remont/axle-shafts/#rear-axle-repair__51-47-491-removing-and-installingreplacing) .
  3. Remove heat shield.

Lever support bearing (1) with a short screwdriver out of mounting.

Pull support off shift arm.

Scheme 363

Scheme 363

Installation

Grease bearing pin of shift arm. See GEAR SHIFT MECHANISM - OPERATING FLUIDS

Fit support bearing (1) with opening (2) towards top rear onto mounting.

Scheme 364

Scheme 364

25 11 101 Replacing shift rod

Necessary preliminary tasks

  1. Remove rear assembly underside protection
  2. Release bracket for exhaust system on transmission
  3. Remove heat shields
  4. Remove «TRANSMISSION CROSS-MEMBER»(/bmw/z4/e89-2009-2013/remont/mechanical/#engine-and-gearbox-suspension-repair-n52__22-31-050-replacing-cross-member) .

Detach locking clip.

Scheme 365

Scheme 365
IMPORTANTNew retaining clips fitted as from 04.08. Retaining clip must interlock captively with retaining web (1) behind shift rod pin.

Pull shift rod (1) out of shift rod joint (2).

Installation

Grease shift rod pin (3). See GEAR SHIFT MECHANISM - OPERATING FLUIDS

Scheme 366

Scheme 366

Detach locking clip (1).

Remove selector rod (2).

Installation

Grease selector rod pin. See GEAR SHIFT MECHANISM - OPERATING FLUIDS

Scheme 367

Scheme 367

25 11 111 Replacing shift rod joint

Necessary preliminary tasks

  1. Release propeller shaft at transmission and center mount, tie propeller shaft to one side

Tasks are described in REMOVING PROPELLER SHAFT .

Lift off retainer (1).

Clamp off shift rod (2).

Scheme 368

Scheme 368

Installation

Grease shift rod.

Grease, refer to GEAR SHIFT MECHANISM - OPERATING FLUIDS .

Make sure shims (3) are in correct position.

IMPORTANTNew retaining clips fitted as from 04.08. Retaining clip must interlock captively with retaining web (1) behind shift rod pin.

Lever spring washer (1) out of groove and push a little towards rear.

Press dowel pin (2) upwards/downwards out of shift rod joint and remove shift rod joint.

Installation

Grease ball of selector shaft.

Grease, refer to GEAR SHIFT MECHANISM - OPERATING FLUIDS .

Replace spring washer (1).

Scheme 369

Scheme 369

Installation

Check rubber ring (1) in shift rod joint (2) and replace if necessary.

Scheme 370

Scheme 370

25 16 056 Removing and installing or replacing shift tower (Steptronic)

Necessary preliminary tasks

  1. Remove rear underbody protection.
  2. Remove «TRIM»(ref-381258-S22067486212010122800000) for storage compartment.

Grip clamping sleeve (1) and slacken nut (2).

Detach retainer (3) downwards using a screwdriver.

Pull cable (4) out of holder.

Installation

Scheme 371

Scheme 371

Release screws (1).

Tightening torque: 25 16 3AZ .

Disconnect plug connections (2).

Remove cables from holders.

Lift shift tower out of center console.

Scheme 372

Scheme 372

25 16 065 Replacing gaiter (selector lever cover) for shift tower

Necessary preliminary tasks

  1. Remove «GRIP»(/bmw/z4/e89-2009-2013/remont/automatic-trans/#gear-shift-mechanism-repair-n52__25-16-061-replacing-selector-lever)
  1. Carefully pull gaiter taut on leather
  2. Gently press frame inwards until catch is released
  3. Lift out gaiter

Scheme 373

Scheme 373
IMPORTANTStart removing at top left, otherwise the frame will be damaged.

Installation

Retaining lugs must not be damaged.

Scheme 374

Scheme 374

25 16 061 Replacing selector lever knob

Note. Do not twist selector lever knob during removal as this would cause the anti-twist lock to shear off.

Pull off knob with a firm tug in direction of arrow.

Installation

Fit knob on gearshift lever, align and press on until it snaps noticeably into place.

Scheme 375

Scheme 375: 25 16 061 Replacing selector lever knob