Audi A4: CV Joint, Servicing
Outer CV Joint, Removing
- Clamp the drive axle in a vise with protective covers.
- Open both clamps and remove the CV boot from the outer
joint.
- Drive out the CV joint from the drive axle with a copper or
brass mandrel -A- on the inner
ring.
- Remove joint and CV boot.

Outer CV Joint, Installing
- The CV boot and the drive axle must be free of grease.
- Replace the circlip -1- after
removing.
- Slide on the small clamp with the CV boot.
- Position the CV boot in the outer groove
-arrow B-.
- Inner groove -arrow A- remains
visible "identification groove" (for correct installation of CV
boot).
- Add the specified quantity of grease to the inside of the joint.

- Before installing the joint, the splines
-arrow A- must be lightly coated
with grease used in the joint.
- Insert the circlip into the groove on the shaft.

- Slide on the CV joint up to the circlip.
- Align the circlip at center with opening upward
-arrows-.

- Install the old drive axle screw in the joint.
- Drive joint onto the drive axle with a plastic mallet until
the circlip engages.
- Add the specified quantity of the grease into the joint on the CV boot
side.
- Slide the CV boot onto the joint.
- Bleed the CV boot.
- Make sure the CV boot is seated on the joint correctly.
- The CV boot must fit in the groove and on joint contour.
- Tension the clamps on the outer joint. Refer to
→ Chapter "Clamp on Triple Roller Joint and Outer Joint,
Tensioning".

READ NEXT:
It is necessary to disassemble the joint whenever replacing
the grease or if the ball surfaces show wear or damage.
Disassembling
- Mark the position of the ball hub -2-
to ball cage -3- and to
Note
Depending on the version of the clamp, use the following
tools:
Special tools and workshop equipment required
Torque Wrench 1331 5-50Nm -VAG1331-
Clamping Pliers -VAG1682A-
Locking P
Special tools and workshop equipment required
Shock Absorber Set -T10001-
Tensioning Strap -T10038-
Tripod Joint Tool -T10065-
Engine/Gearbox Jack Adapter - Wheel Hub Support -T10149-
SEE MORE:
Chassis
Steering
Tire Types
For general information on wheel/tire combinations, winter tires, snow
chains, and recommended tire manufacturers, refer to
→Wheel and Tire Guide; Rep. Gr.44
Drive Axle General Information
Apply a thin coat of assembly paste to the splines on the
outer joint b
Overview
Applies to: vehicles with emergency call function
An emergency call is a combination of data transmission
and a phone call. The data transmission
from your vehicle forwards important information,
such as the vehicle and position data, to the
emergency call center.
Depending on the country