Important!

This replacement procedure can be used for:
AUDI A6 Avant (4B5, C5) 2.4 quattro, AUDI A6 Avant (4B5, C5) 2.8 quattro, AUDI A6 Avant (4B5, C5) 1.8 T, AUDI A6 Avant (4B5, C5) 2.8, AUDI A6 Avant (4B5, C5) 1.8 T quattro, AUDI A6 Avant (4B5, C5) 2.5 TDI, AUDI A6 Avant (4B5, C5) 2.5 TDI quattro, AUDI A6 Avant (4B5, C5) 1.8 T quattro, AUDI A6 Avant (4B5, C5) 1.8 T, AUDI A6 Avant (4B5, C5) 2.8, AUDI A6 Avant (4B5, C5) 2.8, AUDI A6 Avant (4B5, C5) 2.0, AUDI A6 Avant (4B5, C5) 2.4 quattro, AUDI A6 Avant (4B5, C5) 3.0 quattro, AUDI A6 Avant (4B5, C5) 1.9 TDI, AUDI A6 Avant (4B5, C5) 2.4, AUDI A6 Avant (4B5, C5) 2.4 quattro, AUDI A6 Avant (4B5, C5) 2.4 quattro … View more

The steps may slightly vary depending on the car design.

How to change cv joint on AUDI A6 C5 Avant [TUTORIAL AUTODOC]

All the parts you need to replace – CV Joint for A6 Avant (4B5, C5) and other AUDI models

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Replacement: CV joint – Audi A6 C5 Avant. Tools you might need:

                      Wire brush
                    
                      WD-40 spray
                    
                      All-purpose cleaning spray
                    
                      Brake cleaner 
                    
                      Copper grease 
                    
                      Torque wrench
                    
                      Combination spanner #13
                    
                      Drive socket # 16
                    
                      Drive socket # 17
                    
                      Drive socket # 27
                    
                      HEX bit No.H8
                    
                      Wheel impact socket #17
                    
                      Ratchet wrench
                    
                      Bush and bearing driver set
                    
                      Flat screwdriver
                    
                      Tap wrench
                    
                      Pin punch
                    
                      Clic-R collar pliers
                    
                      Hammer
                    
                      Crow bar
                    
                      Hydraulic transmission jack
                    
                      Wheel chock

Buy tools

Replacement: CV joint – Audi A6 C5 Avant. AUTODOC experts recommend:

The CV joint replacement procedure is identical for the left and right CV axles.
Replace the CV joints of CV axles in pairs.
Please note: all work on the car – Audi A6 C5 Avant – should be done with the engine switched off.

Carry out replacement in the following order:

Step 1

Secure the wheels with chocks.

Step 2

Loosen the wheel mounting bolts. Use wheel impact socket #17.
Step 3

Raise the front of the car and secure on supports.
Step 4

Unscrew the wheel bolts.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. Audi A6 C5 Avant
Step 5

Remove the wheel.
Step 6

Loosen the fastener of the driveshaft. Use a drive socket #27. Use a ratchet wrench.
Step 7

Spread the brake pads. Use a crowbar.
Step 8

Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
Step 9

Unscrew the caliper bracket fastening. Use a drive socket #17. Use a ratchet wrench. Use a tap wrench.
Step 10

Remove the brake caliper together with its bracket.

Replacement: CV joint – Audi A6 C5 Avant. Tip:
Tie the caliper to the suspension or to the body with a wire without disconnecting from the brake hose to prevent depressurization of the brake system.Make sure that the brake caliper is not hanging on the brake hose.Don't press the brake pedal after the brake caliper has been removed. As a result, the piston can fall out from the brake cylinder, and brake fluid leakage and depressurization of the system may occur.Check the brake caliper bracket, brake caliper guide pins and boots. Clean them. Replace, if necessary.
Step 11

Clean all joints of the arm. Clean the fastener connecting the tie rod end to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 12

Unscrew the upper arm fastenings. Use a drive socket #16. Use HEX No.H8. Use a ratchet wrench.
Step 13

Remove the fastening bolt.
Step 14

Loosen the tie rod end fastening bolt. Use a drive socket #13. Use a ratchet wrench.
Step 15

Remove the fastening bolt. Use a pin punch. Use a hammer.
Step 16

Loosen the tie rod end fastening bolt. Use a combination spanner #13.

Step 17

Remove the fastening bolt.

Step 18

Prop up the steering knuckle. Use a hydraulic transmission jack.
Step 19

Remove the control arms. Use a crowbar.
Step 20

Disconnect the tie rod end from the steering knuckle.
Step 21

Remove the fastening bolt. Use a drive socket #27.
Step 22

Detach the driveshaft from the steering knuckle.

Replacement: CV joint – Audi A6 C5 Avant. Tip from AUTODOC experts:
Make sure that the drive shaft is not unloaded (when the car is jacked).
Step 23

Clean the clamps of the CV joint boot. Use a wire brush. Use WD-40 spray.
Step 24

Detach the clamps of the CV joint boot. Use a flat screwdriver.
Step 25

Install and tighten the drive shaft bolt. Use a drive socket #27. Use a ratchet wrench.
Step 26

Unscrew the fastener connecting the drive shaft to the wheel hub.
Step 27

Remove the fastening bolt.
Step 28

Remove the CV joint together with its boot.
Step 29

Detach the CV joint boot.
Step 30

Clean the CV joint mounting seat. Use all-purpose cleaning spray.
Step 31

Remove the CV joint circlip. Use a flat screwdriver.
Step 32

Install the CV joint boot on the CV axle. Use a flat screwdriver.
Step 33

Install the CV joint circlip.
Step 34

Pack the CV joint with the grease supplied in the kit.
Step 35

Install the new CV joint. Use a bush and bearing driver set. Use a hammer.
Step 36

Move the inner race of the new CV joint from side to side to get it ready to work.
Step 37

Clean the splines of the drive shaft CV joint. Use all-purpose cleaning spray.
Step 38

Install the boot on the CV joint.
Step 39

Attach the clamps of the CV joint boot. Use a flat screwdriver. Use clic-R collar pliers. Use a hammer.
Step 40

Install the drive shaft.
Step 41

Connect the tie rod end to the steering knuckle.
Step 42

Install the fastening bolt.
Step 43

Screw in the tie rod end fastening bolt. Use a combination spanner #13.
Step 44

Install the fastening bolt.

Step 45

Screw in the tie rod end fastening bolt. Use a drive socket #16. Use a ratchet wrench.
Step 46

Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray.
Step 47

Install the control arms.
Step 48

Install the fastening bolt. Use a crowbar.
Step 49

Screw in the fasteners of the upper control arms. Use a drive socket #16. Use HEX No.H8. Use a ratchet wrench.
Step 50

Tighten the upper arm fastenings. Use a drive socket #16. Use HEX No.H8. Use a torque wrench. Tighten it to 40 Nm torque.
Step 51

Tighten the tie rod end fastening bolt. Use a drive socket #16. Use a torque wrench. Tighten it to 45 nm torque.
Step 52

Install and tighten the drive shaft bolt. Use a drive socket #27. Use a ratchet wrench.
Step 53

Remove the support from under the steering knuckle.

AUTODOC recommends:
Audi A6 C5 Avant – Do not lower the transmission jack sharply to avoid damaging components and mechanisms of the car.
Step 54

Install the brake caliper together with its bracket.
Step 55

Tighten the brake caliper bracket. Use a drive socket #17. Use a torque wrench. Tighten it to 130 Nm torque.
Step 56

Treat all joints of the arm. Treat the steering knuckle fasteners. Use copper grease.

Step 57

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 58

Clean the brake disk surface. Use a brake cleaner.

AUTODOC recommends:
Replacement: CV joint – Audi A6 C5 Avant. After applying the spray, wait a few minutes.
Step 59

Install the wheel.

AUTODOC recommends:
Important! Hold the wheel while screwing in the fastening bolts. Audi A6 C5 Avant
Step 60

Screw in the wheel bolts. Use wheel impact socket #17.
Step 61

Lower the car.
Step 62

Tighten the bolt connecting the drive shaft to the wheel hub. Use a drive socket #27. Use a torque wrench. Tighten it to 115 Nm torque.+180°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 63

Tighten the wheel bolts using a criss-cross pattern. Use wheel impact socket #17. Use a torque wrench. Tighten it to 120 Nm torque.
Step 64

Remove the jacks and chocks.

Replacement: CV joint – Audi A6 C5 Avant. Tip:
Without starting the engine, press the brake pedal several times until you feel significant resistance.

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Audi A6 C5 Avant tyre size

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