Audi A6 C5 Avant Parts list manual

How to change front wheel bearing
on Audi A6 C5 Avant – replacement
guide
VIDEO TUTORIAL
This replacement procedure can be used for:
AUDI A6 C5 (4B2) 2.4, AUDI A6 C5 (4B2) 2.4 quattro, AUDI A6 C5 Avant (4B5)
2.4, AUDI A6 C5 Avant (4B5) 2.4 quattro
The steps may slightly vary depending on the car design.
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Important!

REPLACEMENT: WHEEL BEARING – AUDI A6 C5
AVANT. TOOLS YOU MIGHT NEED:
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Wire brush
WD-40 spray
Electronic spray
Brake cleaner
Copper grease
Torque wrench
Combination spanner #13
Combination spanner #18
Drive socket # 10
Drive socket # 16
Drive socket # 17
Drive socket # 18
Drive socket # 27
HEX bit No.H8
Wheel impact socket #17
Ratchet wrench
Bush and bearing driver set
Ball joint puller
Flat screwdriver
Flat chisel
Tap wrench
Pin punch
Hammer
Crow bar
Hydraulic transmission jack
Wheel chock

AUTODOC recommends:
CARRY OUT REPLACEMENT IN THE FOLLOWING ORDER:
1
Open the bonnet. Unscrew the brake fluid reservoir cap.
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Do not re-use the bearing assembly of your Audi A6 C5 Avant car.
The wheel hub bearing replacement procedure is identical for both
wheels on the same axle.
Please note: all work on the car – Audi A6 C5 Avant – should be
done with the engine switched off.

2
Secure the wheels with chocks.
3
Loosen the wheel mounting bolts. Use wheel impact socket #17.
4
Raise the front of the car and secure on supports.
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5
Unscrew the wheel bolts.
AUTODOC recommends:
6
Remove the wheel.
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Warning! To avoid injury, hold the wheel while unscrewing the
fastening bolts. Audi A6 C5 Avant

7
Disconnect the ABS sensor wiring. Use a flat screwdriver.
8
Detach the ABS sensor connector. Use a flat screwdriver.
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9
Loosen the fastener of the driveshaft. Use a drive socket #27. Use a ratchet wrench.
10
Spread the brake pads. Use a crowbar.
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11
Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
12
Unscrew the caliper bracket fastening. Use a drive socket #17. Use a ratchet wrench. Use a
tap wrench.
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13
Remove the caliper bracket.
14
Remove the fastening bolt. Use a drive socket #27.
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15
Remove the brake disc.
16
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.
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17
Unscrew the upper arm fastenings. Use a drive socket #16. Use HEX No.H8. Use a ratchet
wrench.
18
Loosen the tie rod end fastening bolt. Use a drive socket #16. Use a ratchet wrench.
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19
Remove the fastening bolt. Use a pin punch. Use a hammer.
20
Loosen the tie rod end fastening bolt. Use a combination spanner #13.
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21
Remove the fastening bolt.
22
Spread the ears for the pinch bolt on the tie rod end. Use a flat metal-working chisel. Use a
hammer.
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23
Disconnect the tie rod end from the steering knuckle.
24
Remove the fastening bolt.
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25
Clean the control arm fasteners. Use a wire brush. Use WD-40 spray.
26
Unscrew the ball joint fastening to the steering knuckle. Use a combination spanner #18.
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27
Clean the control arm fasteners. Use a wire brush. Use WD-40 spray.
28
Unscrew the lower arm fastener. Use a combination spanner #18. Use a drive socket #18. Use
a ratchet wrench.
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29
Prop up the steering knuckle. Use a hydraulic transmission jack.
30
Treat all joints of the arm. Use WD-40 spray.
31
Disconnect the ball joint from the steering knuckle. Use a ball joint puller. Use a crowbar.
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32
Detach the driveshaft from the steering knuckle.
Replacement: wheel bearing – Audi A6 C5 Avant. Tip from
AUTODOC:
33
Remove the support from under the steering knuckle.
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Make sure that the drive shaft is not unloaded (when the car is
jacked).

AUTODOC recommends:
34
Clean the control arm fasteners. Use a wire brush. Use WD-40 spray.
35
Unscrew the ball joint fastening to the steering knuckle. Use a combination spanner #18.
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Replacement: wheel bearing – Audi A6 C5 Avant. Lower the
transmission jack smoothly, without jerks, to avoid damaging
components and mechanisms.

36
Disconnect the ball joint from the steering knuckle. Use a ball joint puller. Use a crowbar.
37
Remove the steering knuckle together with the hub.
38
Remove the control arms.
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