Important!

This replacement procedure can be used for:
AUDI A4 Saloon (8K2, B8) 2.0 TFSI quattro, AUDI A4 Saloon (8K2, B8) 1.8 TFSI, AUDI A4 Saloon (8K2, B8) 1.8 TFSI quattro, AUDI A4 Saloon (8K2, B8) 1.8 TFSI, AUDI A4 Saloon (8K2, B8) 1.8 TFSI, AUDI A4 Saloon (8K2, B8) 2.0 TFSI, AUDI A4 Saloon (8K2, B8) 2.0 TFSI, AUDI A4 Saloon (8K2, B8) 2.0 TFSI quattro, AUDI A4 Saloon (8K2, B8) 1.8 TFSI quattro, AUDI A4 Saloon (8K2, B8) 2.0 TFSI flexible fuel quattro, AUDI A4 Saloon (8K2, B8) 2.0 TFSI quattro, AUDI A4 Saloon (8K2, B8) 2.0 TFSI … View more

The steps may slightly vary depending on the car design.

How to change front springs / front coil springs on Audi A4 B8 Saloon [TUTORIAL AUTODOC]

All the parts you need to replace – Springs for A4 Saloon (8K2, B8) and other AUDI models

Coil spring

        Coil spring for A4 B8 Saloon (8K2) Petrol (170 hp)
      
        Coil spring for A4 B8 Saloon (8K2) Petrol (170 hp)
      
        Coil spring for A4 B8 Saloon (8K2) Petrol (160 hp)
      
        Coil spring for A4 B8 Saloon (8K2) Petrol (120 hp)
      
        Coil spring for A4 B8 Saloon (8K2) Petrol (180 hp)
      
        Coil spring for A4 B8 Saloon (8K2) Petrol (211 hp)
      
        Coil spring for A4 B8 Saloon (8K2) Petrol (211 hp)
      
        Coil spring for A4 B8 Saloon (8K2) Petrol (160 hp)
      
        Coil spring for A4 B8 Saloon (8K2) Petrol/Ethanol (180 hp)

Replacement: coil springs – Audi A4 B8. List of the tools you'll need:

                        Wire brush
                      
                        Nylon cleaning brush 
                      
                        WD-40 spray
                      
                        Brake cleaner 
                      
                        Copper grease 
                      
                        Combination spanner #16
                      
                        Combination spanner #18
                      
                        Combination spanner #21
                      
                        Drive socket # 13 
                      
                        Drive socket # 16 
                      
                        Drive socket # 18 
                      
                        Drive socket # 21 
                      
                        HEX bit No.H6.
                      
                        HEX bit No.H18.
                      
                        Shock absorber socket
                      
                        Wheel impact socket #17
                      
                        Ratchet wrench
                      
                        Torque wrench
                      
                        Tap wrench
                      
                        Hammer
                      
                        Pin punch
                      
                        Flat Screwdriver
                      
                        Vice
                      
                        Crow bar
                      
                        Hydraulic strut spring compressor
                      
                        Hydraulic transmission jack
                      
                        Fender cover
                      
                        Wheel chock

Buy tools

Replacement: coil springs – Audi A4 B8. AUTODOC recommends:

Both coil springs of the front suspension should be replaced simultaneously.
The replacement procedure is identical for the left and right coil springs of the front suspension.
Please note: all work on the car – Audi A4 B8 – should be done with the engine switched off.

Carry out replacement in the following order:

Step 1

Open the bonnet.
Step 2

Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
Step 3

Remove the clips of the plastic cowl grille.
Step 4

Raise up and remove the cowl grille.
Step 5

Clean the fasteners of the shock strut upper mount. Use a wire brush. Use WD-40 spray.
Step 6

Loosen the upper fastener of the shock strut mount. Use a drive socket #16. Use a ratchet wrench.
Step 7

Secure the wheels with chocks.
Step 8

Loosen the wheel mounting bolts. Use wheel impact socket #17.
Step 9

Raise the front of the car and secure on supports.
Step 10

Unscrew the wheel bolts.

Replacement: coil springs – Audi A4 B8. Tip:
To avoid injury, hold up the wheel when unscrewing the bolts.
Step 11

Remove the wheel.
Step 12

Clean all joints of the arm. Use a wire brush. Use WD-40 spray.
Step 13

Unscrew the upper control arm fasteners (2 pieces). Use a combination spanner #16. Use a drive socket #16. Use a ratchet wrench.
Step 14

Clean the stabiliser link fasteners. Use a wire brush. Use WD-40 spray.
Step 15

Undo the fastening nut that attaches the stabilizer link to the shock absorber fork. Use a combination spanner #16.
Step 16

Clean the stabiliser link fasteners. Use a wire brush. Use WD-40 spray.
Step 17

Unscrew the fasteners connecting the stabiliser link to the stabiliser bar. Use a combination spanner #16 (2 pieces).
Step 18

Remove the stabilizer rod.
Step 19

Clean the shock strut fasteners. Use a wire brush. Use WD-40 spray.
Step 20

Unscrew the fastening bolt that connects the shock strut with the shock absorber fork. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 21

Remove the fastening bolt.
Step 22

Clean the wheel hub fastener. Use a wire brush. Use WD-40 spray.
Step 23

Unscrew the wheel hub axle nut. Use HEX No.H18. Use a tap wrench.
Step 24

Unscrew the fastening bolt that connects the shock absorber fork with the lower control arm. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 25

Disconnect the ABS sensor wiring. Use a crowbar.
Step 26

Clean the ABS sensor connector. Use a nylon cleaning brush. Use WD-40 spray.
Step 27

Detach the ABS sensor connector.
Step 28

Remove the fastening bolt. Use a pin punch. Use a hammer.
Step 29

Detach the upper control arm from the steering knuckle. Use a crowbar.
Step 30

Prop up the steering knuckle. Use a hydraulic transmission jack.
Step 31

Disconnect the brake hose. Use a crowbar.
Step 32

Clean the brake caliper fasteners. Use a wire brush. Use WD-40 spray.
Step 33

Unscrew the brake caliper fastening. Use a drive socket #13. Use a ratchet wrench.
Step 34

Spread the brake pads. Use a crowbar.
Step 35

Detach the brake caliper retaining spring. Use a crowbar. Use a flat screwdriver.
Step 36

Remove the brake caliper.

Replacement: coil springs – Audi A4 B8. 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 37

Clean the fastener connecting the tie rod end to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 38

Unscrew the end fastening nut to the steering knuckle. Use a combination spanner #21.
Step 39

Disconnect the tie rod end from the steering knuckle.
Step 40

Remove the fastening bolt.

Step 41

Detach the fastener that connects the shock strut to the control arm.
Step 42

Unscrew the top fastening of the shock strut mount.

AUTODOC recommends:
Important! Hold the suspension strut while unscrewing the fastening bolts. Audi A4 B8
Step 43

Remove the suspension strut.
Step 44

Grip the suspension strut assembled with the control arms in a vice.
Step 45

Clean the shock strut fasteners. Use a nylon cleaning brush. Use WD-40 spray.
Step 46

Undo the fastener that connects the shock strut with the shock absorber fork. Use a special drive socket to remove the shock absorber. Use a ratchet wrench.

Step 47

Detach the shock absorber fork from the shock strut.
Step 48

Set the shock absorber strut on the spring compressor tool.

Replacement: coil springs – Audi A4 B8. Professionals recommend:
Note that when using a spring compressor, spring coils need to be securely gripped, compressing the spring on the opposite sides.Ensure the correct position of the spring in the retainer.Make sure that the spring coils tightly entered the lock handles.
Step 49

Compress the spring.
Step 50

Treat the shock strut rod. Use a wire brush. Use WD-40 spray.
Step 51

Remove the strut piston rod nut. Use a drive socket #18. Use HEX No.H6. Use a ratchet wrench.
Step 52

Release the coil spring.
Step 53

Remove the top strut mount.
Step 54

Remove the spring.
Step 55

Remove the shock absorber dust cap and the bump stop.

AUTODOC recommends:
Replacement: coil springs – Audi A4 B8. Carefully inspect the mount, the boot, and the bump stop of the shock absorber. Replace if necessary.
Step 56

Install the boot and a bump stop onto the shock absorber.
Step 57

Install the spring on the shock absorber.
Step 58

Install the upper strut mount and the strut mount bearing.
Step 59

Compress the spring.
Step 60

Tighten the shock strut piston rod nut. Use a drive socket #18. Use HEX No.H6. Use a torque wrench. Tighten it to 50 Nm torque.

Replacement: coil springs – Audi A4 B8. Tip:
Check to make sure the spring is positioned correctly. Avoid its misalignment.
Step 61

Treat the shock strut rod. Use copper grease.
Step 62

Decompress the spring.
Step 63

Remove the assembled shock strut.
Step 64

Clean the mounting seats of the shock absorber fork. Use a wire brush. Use WD-40 spray.
Step 65

Attach the shock absorber fork to the shock strut.
Step 66

Treat the mounting seats of the shock strut. Use a wire brush. Use WD-40 spray.

Step 67

Release the vice and remove the suspension strut assembled with the control arms.
Step 68

Install the shock strut into the wheel arch.
Step 69

Screw the top fastening of the shock strut mount. Do not tighten it.

Replacement: coil springs – Audi A4 B8. Tip from AUTODOC experts:
To avoid injuries, hold the shock strut when screwing the fastening bolts in.
Step 70

Clean the mounting seats of the tie rod end. Use a wire brush. Use WD-40 spray.
Step 71

Connect the tie rod end to the steering knuckle.
Step 72

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

Step 73

Install the fastening bolt.
Step 74

Screw in the fasteners connecting the suspension strut fork to the lower control arm. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 75

Remove the support from under the steering knuckle.

AUTODOC recommends:
Replacement: coil springs – Audi A4 B8. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 76

Attach the upper control arm to the steering knuckle.
Step 77

Install the fastening bolt.
Step 78

Screw in the fasteners (2 pieces) of the upper control arm. Use a combination spanner #16. Use a drive socket #16. Use a ratchet wrench.
Step 79

Screw on the fastening nut that connects the tie rod end to the steering knuckle. Use a combination spanner #21.
Step 80

Attach the brake hose.
Step 81

Connect the ABS sensor wiring.
Step 82

Attach the ABS sensor connector.
Step 83

Install the brake caliper and fix it. Use a drive socket #13. Use a torque wrench. Tighten it to 30 Nm torque.
Step 84

Install the brake caliper retaining spring.
Step 85

Install the fastening bolt.
Step 86

Screw in the fasteners connecting the suspension strut to the suspension strut fork. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 87

Clean the mounting seats of the stabiliser link. Use a wire brush. Use WD-40 spray.
Step 88

Ιnstall the transverse stabilizer link.
Step 89

Tighten the stabiliser link fastener. Use a combination spanner #16 (2 pieces).
Step 90

Support the arm. Use a hydraulic transmission jack.
Step 91

Tighten the fastener connecting the stabilizer link with the shock absorber fork. Use a combination spanner #16. Use a drive socket #16. Use a torque wrench. Tighten it to 40 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 92

Tighten the fastener connecting the stabilizer link to the stabilizer bar. Use a drive socket #16. Use a torque wrench. Tighten it to 40 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 93

Tighten the fastening bolt that connects the shock absorber fork to the lower control arm. Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 90 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 94

Tighten the fastening bolt that connects the shock strut with the shock absorber fork. Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 40 Nm torque.+180°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 95

Remove the support from under the arm.

Replacement: coil springs – Audi A4 B8. AUTODOC experts recommend:
Lower the hydraulic transmission jack smoothly, without jerks, to avoid damaging assemblies and mechanisms.
Step 96

Tighten the fastening nut connecting the tie rod end to the steering knuckle. Use a drive socket #21. Use a torque wrench. Tighten it to 100 nm torque.

Step 97

Tighten the upper control arm fasteners (2 pieces). Use a combination spanner #16. Use a drive socket #16. Use a torque wrench. Tighten it to 40 nm torque.
Step 98

Tighten the hub. Use HEX No.H18. Use a torque wrench. Tighten it to 200 nm torque.
Step 99

Treat the shock strut fasteners. Treat all joints of the arm. Use copper grease.
Step 100

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 101

Clean the brake disk surface. Use a brake cleaner.

AUTODOC recommends:
Replacement: coil springs – Audi A4 B8. After applying the spray, wait a few minutes.
Step 102

Install the wheel.

Replacement: coil springs – Audi A4 B8. Tip from AUTODOC:
To avoid injury, hold up the wheel when screwing in the fastening bolts.
Step 103

Screw in the wheel bolts. Use wheel impact socket #17.
Step 104

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 105

Remove the jacks and chocks.
Step 106

Tighten the upper fastener of the shock absorber strut mount. Use a drive socket #16. Use a torque wrench. Tighten it to 40 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 107

Treat the fasteners of the shock strut mount. Use copper grease.
Step 108

Install and secure the cowl grille.
Step 109

Install the fasteners of the wiper plastic cowl grille.
Step 110

Remove the fender protection cover.
Step 111

Close the hood.

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