BMW X5: Removing And Installing Or Replacing Left Output Shaft

Special tools required:

• 31 4 170

Remove front wheel.

IMPORTANT: Expand turning lock sufficiently to avoid damaging thread when releasing collar nut.

Release collar nut (1), press brake pedal to floor for this purpose.

Fig. 140: Identifying Collar Nut

Remove left microfilter housing cover.

IMPORTANT: Use special tool to avoid preliminary damage to ball joint in upper control arm.

Press plugs out of spring strut dome.

Secure swivel bearing (1) with special tool 31 4 170 in installation position.

Fig. 141: Identifying Swivel Bearing And Special Tool (31 4 170)

Remove reinforcement plate.

Remove steering gear cover at top and bottom.

Remove lower control arm front spring strut holder and front axle carrier.

Press output shaft out of drive flange.

IMPORTANT: Risk of damage! Tape off output shaft and secure against falling off.

When removing output shaft, make sure that tripod does not fall into gaiter.

Turn steering wheel to right.

Press swivel bearing slightly to one side and remove output shaft from wheel bearing.

Press output shaft with a suitable tool out of front differential and remove between spring strut holder and control arm.

Fig. 142: Removing Output Shaft From Wheel Bearing

Installing output shaft:

Replace shaft seal in front differential.

Check front differential oil level , correct if necessary.

IMPORTANT: High installation forces indicate that the output shaft spline teeth are damaged or deformed!

Check spline teeth, replaced damaged parts.

Replace circlip (1).

Coat highlighted contact surface (2) of output shaft with approved front differential oil.

Fig. 143: Identifying Circlip And Contact Surface Of Output Shaft

IMPORTANT: When installing output shaft, make sure that tripod does not fall into gaiter.

Press swivel bearing slightly to one side and insert output shaft into front differential.

Pull out assembly protection ring at lug (1) until one of the two programmed rupture points gives.

Slide output shaft as far as it will go into front differential. Output shaft must snap audibly into place.

Fig. 144: Identifying Lug

Press swivel bearing slightly to one side and insert output shaft into wheel bearing.

Move steering to straight-ahead position.

Fig. 145: Removing Output Shaft From Wheel Bearing

Draw output shaft into drive flange.

Install lower control arm.

Remove steering gear cover at top and bottom.

Install reinforcement plate.

Remove special tool 31 4 170 for swivel bearing (1).

Use plugs from spring strut dome.

Install left microfilter housing cover.

Fig. 146: Identifying Swivel Bearing And Special Tool (31 4 170)

Replace collar nut (1), oil collar nut/wheel bearing contact surface only and tighten down.

No oil permitted on thread of shaft journal or collar nut.

Tightening torque.

Secure collar nut by positive peening on flat areas of output shaft.

Install front wheel.

Fig. 147: Locating Collar Nut

After installation:

• Perform CHASSIS ALIGNMENT CHECK
• Carry out steering angle sensor adjustment/adjustment for active steering.

REMOVING AND INSTALLING / REPLACING RIGHT OUTPUT SHAFT

Necessary preliminary tasks:

• Remove right spring strut.

Further procedure is identical to REMOVING AND INSTALLING OR REPLACING LEFT OUTPUT SHAFT.

REPLACING AN OUTPUT SHAFT GAITER (ON TRANSMISSION SIDE) (OUTPUT SHAFT REMOVED)

NOTE: Procedure is described in REPLACING BOTH GAITERS ON LEFT AND RIGHT OF OUTPUT SHAFT (OUTPUT SHAFT REMOVED).

REPLACING BOTH GAITERS ON LEFT AND RIGHT OF OUTPUT SHAFT (OUTPUT SHAFT REMOVED)

Grip output shaft (1) in vice with aluminum clamping jaws.

NOTE:

2 = Joint, wheel side
3 = Joint, transmission side

Fig. 148: Identifying Output Shaft, Joint, Wheel And Transmission Side

Replacing gaiter of wheel-side joint:

Release Low Profile band clamp (1) and band clamp (2).

Pull back rubber gaiter (3).

Installation:

Feed gaiter (3) into groove of joint.

Fig. 149: Pulling Rubber Gaiter

Press off joint (1) via contact pressure of retaining ring on shaft (2).

Installation:

Push on joint until retaining ring can be heard to snap into place.

Fig. 150: Identifying Joint And Shaft

Lift out retaining ring (1).

Installation:

Replace retaining ring (1).

Fig. 151: Identifying Retaining Ring

Pull off gaiter (1) over shaft (2).

Carefully clean all parts with a cloth.

NOTE: Regrease constant-velocity joint with the grease from the repair kit.

Fig. 152: Pulling Off Gaiter

Replacing gaiter of transmission-side joint:

Release band clamps (1, 2).

Pull back rubber gaiter (3).

Detach tulip element (4).

Installation:

Feed gaiter (3) into groove of tulip element (4).

Align band clamp (1) so that hook fastener is as at flat end of tulip element (4).

Fig. 153: Releasing Band Clamps

Remove retaining ring (1).

Installation:

Replace retaining ring (1).

Detach tripod element (2) from shaft (3).

Pull off gaiter over shaft (3).

Carefully clean all parts with a cloth.

Fig. 154: Identifying Retaining Ring, Tripod Element And Shaft

Installation:

Flat side (2) of tripod element (1) must point to retaining ring.

NOTE: Regrease constant-velocity joint (tripod element) with the grease from the repair kit.

Fig. 155: Identifying Flat Side And Tripod Element

Troubleshooting

FRONT AXLE TROUBLESHOOTING

Follow troubleshooting for steering/shock absorbers.

TROUBLESHOOTING CHART - FRONT AXLE

NOTE: The tension strut rubber mount has an overload stop, which can cause knocking noises at high loads.

TROUBLESHOOTING SHOCK ABSORBER

Read and comply with Information on replacing shock absorbers.

TROUBLESHOOTING CHART - SHOCK ABSORBER

READ NEXT: