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:
Outer CV Joint, Checking
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
Clamp on Triple Roller Joint and Outer Joint, Tensioning
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
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:
Vehicles with Restrictor, Receiver/Dryer and A/C Compressor Regulator Valve
-N280-, Checking Pressures, Externally Regulated Compressor
General Information
Note
Connect the Air Conditioning (A/C) service station. Refer to
→ Chapter "A/C Service Station, Connecting".
Observe the test requirements. Refer to
→ Chapter "Pressures, Checking".
If a malfunction occurs at only one evaporator in vehicles
with two
Safety Precautions
Safety Precautions when Working on Vehicles with Start/Stop System
There is a risk of injury due to the engine starting
unexpectedly.
The engine can start unexpectedly on vehicles with an
activated Start/Stop System. A message in the instrument cluster
indicates whether the Start/Stop System is a
