How to change rear brake discs on AUDI Q5 (8RB) – replacement guide
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Recommended replacement interval for the part category Brake disc : 50000km
Important!
This replacement procedure can be used for:
AUDI Q5 (8RB) 2.0 TFSI Hybrid quattro,
AUDI Q5 (8RB) 2.0 TDI,
AUDI Q5 (8RB) 2.0 TDI,
AUDI Q5 (8RB) 2.0 TFSI quattro,
AUDI Q5 (8RB) 2.0 TDI quattro,
AUDI Q5 (8RB) 2.0 TFSI quattro,
AUDI Q5 (8RB) 2.0 TDI quattro,
AUDI Q5 (8RB) 2.0 TDI quattro,
AUDI Q5 (8RB) 2.0 TDI quattro,
AUDI Q5 (8RB) 2.0 TDI quattro,
AUDI Q5 (8RB) 2.0 TFSI quattro,
AUDI Q5 (8RB) 2.0 TFSI quattro,
AUDI Q5 (8RB) 2.0 TDI,
AUDI Q5 (8RB) 2.0 TDI quattro,
AUDI Q5 (8RB) 2.0 TDI quattro,
AUDI Q5 (8RB) 2.0 TFSI quattro,
AUDI Q5 (8RB) 2.0 TDI,
AUDI Q5 (8RB) 2.0 TFSI Hybrid quattro,
AUDI Q5 (8RB) 2.0 TFSI Flexfuel quattro,
AUDI Q5 (8RB) 2.0 TFSI Flexfuel quattro
…
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The steps may slightly vary depending on the car design.
This video shows the replacement procedure of a similar car part on another vehicle
All the parts you need to replace – Brake Discs for Q5 (8RB) and other AUDI models
Replacement: brake discs – AUDI Q5 (8R). AUTODOC recommends:
Replace the brake disks on the car AUDI Q5 (8R) in complete set for each axis. Regardless of the state of components. This will ensure even braking.
The replacement procedure is identical for both brake disks on the same axle.
When changing the brake discs, always replace the brake pads.
All work should be done with the engine stopped.
Replacement: brake discs – AUDI Q5 (8R). Recommended sequence of steps:
Step 1
Open the bonnet. Unscrew the brake fluid reservoir cap.
Step 2
Put the parking brake system into service mode.
Step 3
Secure the wheels with chocks.
Step 4
Loosen the wheel mounting bolts. Use wheel impact socket #17.
Step 5
Raise the rear of the car and secure on supports.
Step 6
Unscrew the wheel bolts.
AUTODOC recommends:
Important! Hold the wheel while unscrewing the fastening bolts. AUDI Q5 (8R)
Step 7
Remove the wheel.
Step 8
Clean the brake caliper fasteners. Use a wire brush. Use WD-40 spray.
Step 9
Unscrew the brake caliper fastening. Use a combination spanner #15. Use a drive socket #13. Use a ratchet wrench.
Step 10
Spread the brake pads. Use a crowbar.
Step 11
Remove the brake caliper.
Replacement: brake discs – AUDI Q5 (8R). AUTODOC experts recommend:
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 12
Remove the brake pads.
Step 13
Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
Step 14
Unscrew the caliper bracket fastening. Use a combination spanner #18.
Step 15
Remove the caliper bracket.
Step 16
Clean the brake disc fasteners. Use a wire brush. Use WD-40 spray.
Step 17
Unscrew the brake disc fastening. Use Torx T30. Use an impact screwdriver.
Step 18
Remove the brake disc.
Step 19
Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
Step 20
Install the brake disc.
Step 21
Tighten the brake disc fastening. Use Torx T30. Use a torque wrench. Tighten it to 5 Nm torque.
Step 22
Remove the retaining springs of the brake pads.
Step 23
Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.
AUTODOC recommends:
Replacement: brake discs – AUDI Q5 (8R). After applying the spray, wait a few minutes.
Step 24
Install the brake caliper bracket.
Step 25
Tighten the brake caliper bracket. Use a drive socket #18. Use a torque wrench. Tighten it to 100 Nm torque.+90°
AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 26
Treat the brake caliper piston. Use a nylon cleaning brush. Use a brake cleaner.
Replacement: brake discs – AUDI Q5 (8R). Tip:
After applying the spray, wait a few minutes.
Step 27
Press in the brake caliper piston. Use brake caliper wind back tool.
Step 28
Install the retaining springs of the brake pads.
Step 29
Install the brake pads.
Step 30
Install the brake caliper and fix it. Use a combination spanner #15. Use a drive socket #13. Use a torque wrench. Tighten it to 35 Nm torque.
Step 31
Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 32
Clean the brake disk surface. Use a brake cleaner.
Replacement: brake discs – AUDI Q5 (8R). Tip from AUTODOC:
After applying the spray, wait a few minutes.
Step 33
Install the wheel.
AUTODOC recommends:
Important! Hold the wheel while screwing in the fastening bolts. AUDI Q5 (8R)
Step 34
Screw in the wheel bolts. Use wheel impact socket #17.
Step 35
Lower the car and working in a cross order, tighten the wheel bolts. Use wheel impact socket #17. Use a torque wrench. Tighten it to 120 Nm torque.
Step 36
Remove the jacks and chocks.
Step 37
Deactivate the service mode of the parking brake system.
AUTODOC recommends:
Important! Replacement: brake discs – AUDI Q5 (8R). Check the brake fluid level in the reservoir and top up if necessary.
Step 38
Tighten the brake fluid reservoir cap.
AUTODOC recommends:
AUDI Q5 (8R) – Without starting the engine, press the brake pedal several times until it feels firm.
Step 39
Close the hood.
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