Recommended replacement interval for the part category Brake disc : 50000 km

Important!

This replacement procedure can be used for:
BMW 3 Touring (E91) 325 i, BMW 3 Touring (E91) 318 d, BMW 3 Touring (E91) 318 i, BMW 3 Touring (E91) 316 d, BMW 3 Touring (E91) 320 i, BMW 3 Touring (E91) 325i, BMW 3 Touring (E91) 320d, BMW 3 Touring (E91) 318 d, BMW 3 Touring (E91) 318 i, BMW 3 Touring (E91) 320 d, BMW 3 Touring (E91) 325 d, BMW 3 Touring (E91) 318 i, BMW 3 Touring (E91) 318 d, BMW 3 Touring (E91) 320i, BMW 3 Touring (E91) 330 i, BMW 3 Touring (E91) 325 i, BMW 3 Touring (E91) 320d, BMW 3 Touring (E91) 323 i, BMW 3 Touring (E91) 330 d, BMW 3 Touring (E91) 316i, BMW 3 Touring (E91) 320 d, BMW 3 Touring (E91) 325 d, BMW 3 Touring (E91) 328 i, BMW 3 Touring (E91) 323 i, BMW 3 Touring (E91) 320 d, BMW 3 Touring (E91) 320 d, BMW 3 Touring (E91) 320 i, BMW 3 Touring (E91) 325 i … View more

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 3 Touring (E91) and other BMW models

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Replacement: brake discs – BMW 3 Touring (E91). Tools you need:

                      Wire brush
                    
                      WD-40 spray
                    
                      Brake cleaner 
                    
                      Copper grease 
                    
                      Sealant
                    
                      Drive socket # 18 
                    
                      HEX bit no.H6.
                    
                      HEX bit no.H7.
                    
                      Wheel impact socket #17
                    
                      Ratchet wrench
                    
                      Torque wrench
                    
                      Brake caliper wind back tool
                    
                      Flat Screwdriver
                    
                      Crow bar
                    
                      Wheel chock

Buy tools

AUTODOC recommends:

Replace the brake disks on the car BMW 3 Touring (E91) 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.
Please note: all work on the car – BMW 3 Touring (E91) – should be done with the engine switched off.

Carry out replacement in the following order:

Step 1

Open the bonnet. Unscrew the brake fluid reservoir cap.

Step 2

Secure the wheels with chocks.
Step 3

Loosen the wheel mounting bolts. Use wheel impact socket #17.
Step 4

Raise the front of the car and secure on supports.

Step 5

Unscrew the wheel bolts.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. BMW 3 Touring (E91)
Step 6

Remove the wheel.
Step 7

Detach the brake caliper retaining spring. Use a flat screwdriver.

Step 8

Remove the dust boot caps of the brake caliper guide pins. Use a flat screwdriver.
Step 9

Spread the brake pads. Use a crowbar.
Step 10

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

Step 11

Unscrew the brake caliper fastening. Use HEX No.H7. Use a ratchet wrench.
Step 12

Remove the brake caliper.

Replacement: brake discs – BMW 3 Touring (E91). 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 13

Remove the brake pads.
Step 14

Clean the brake caliper bracket fasteners. Use a wire brush. Use WD-40 spray.
Step 15

Unscrew the caliper bracket fastening. Use a drive socket #18. Use a ratchet wrench.
Step 16

Remove the fastening bolts (2 pieces).

Step 17

Remove the caliper bracket.
Step 18

Clean the brake disc fasteners. Use a wire brush. Use WD-40 spray.

Step 19

Unscrew the brake disc fastening. Use HEX No.H6. Use a ratchet wrench.
Step 20

Remove the brake disc.
Step 21

Clean the hub. Use a wire brush. Treat the contacting surface. Use copper grease.
Step 22

Install the brake disc.
Step 23

Tighten the brake disc fastening. Use HEX No.H6. Use a torque wrench. Tighten it to 16 Nm torque.
Step 24

Clean the brake caliper bracket from dirt and dust. Use a wire brush. Use a brake cleaner.

AUTODOC recommends:
Replacement: brake discs – BMW 3 Touring (E91). After applying the spray, wait a few minutes.
Step 25

Treat the fastening bolts. Use a sealant.

Step 26

Install the brake caliper bracket.
Step 27

Install the fastening bolts (2 pieces).

Step 28

Tighten the brake caliper bracket. Use a drive socket #18. Use a torque wrench. Tighten it to 110 Nm torque.
Step 29

Treat the brake caliper piston. Use a brake cleaner.

Replacement: brake discs – BMW 3 Touring (E91). AUTODOC experts recommend:
After applying the spray, wait a few minutes.
Step 30

Press in the brake caliper piston. Use brake caliper wind back tool.
Step 31

Install the brake pads.
Step 32

Install the brake caliper and fix it. Use HEX No.H7. Use a torque wrench. Tighten it to 30 Nm torque.
Step 33

Install the dust boot caps of the brake caliper guide pins.
Step 34

Install the brake caliper retaining spring. Use a flat screwdriver.
Step 35

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 36

Clean the brake disk surface. Use a brake cleaner.

AUTODOC recommends:
Replacement: brake discs – BMW 3 Touring (E91). After applying the spray, wait a few minutes.
Step 37

Install the wheel.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while screwing in the fastening bolts on the car. BMW 3 Touring (E91)
Step 38

Screw in the wheel bolts. Use wheel impact socket #17.
Step 39

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.

Replacement: brake discs – BMW 3 Touring (E91). Professionals recommend:
Without starting the engine, press the brake pedal several times until you feel significant resistance.
Step 40

Remove the jacks and chocks.

Replacement: brake discs – BMW 3 Touring (E91). AUTODOC recommends:
Check the brake fluid level in the expansion tank and refill if necessary.
Step 41

Tighten the brake fluid reservoir cap. Close the hood.

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