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How to change front coil springs on AUDI A4 Convertible (8H7, B6, 8HE, B7) – replacement guide

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Important!

This replacement procedure can be used for:
AUDI A4 Convertible (8H7, B6, 8HE, B7) 2.4, AUDI A4 Convertible (8H7, B6, 8HE, B7) 3.0, AUDI A4 Convertible (8H7, B6, 8HE, B7) 2.4, AUDI A4 Convertible (8H7, B6, 8HE, B7) 2.5 TDI, AUDI A4 Convertible (8H7, B6, 8HE, B7) 1.8 T, AUDI A4 Convertible (8H7, B6, 8HE, B7) 2.0, AUDI A4 Convertible (8H7, B6, 8HE, B7) 3.0 … 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

Alternative products

Coil spring

Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). List of the tools you'll need:

                      Wire brush
                    
                      WD-40 spray
                    
                      Brake cleaner 
                    
                      Multipurpose grease
                    
                      Copper grease 
                    
                      Combination spanner #16
                    
                      Combination spanner #18
                    
                      Drive socket # 16 
                    
                      Drive socket # 18 
                    
                      HEX bit no.H6.
                    
                      Wheel impact socket #17
                    
                      Ratchet wrench
                    
                      Torque wrench
                    
                      Hammer
                    
                      Flat chisel
                    
                      Pin punch
                    
                      Flat Screwdriver
                    
                      Crow bar
                    
                      Hydraulic strut spring compressor
                    
                      Hydraulic transmission jack
                    
                      Fender cover
                    
                      Wheel chock

Buy tools

Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). Tip from AUTODOC:

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.
All work should be done with the engine stopped.

Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). Use the following procedure:

Step 1

Open the bonnet.

Step 2

Remove the cowl grille seal.
Step 3

Raise up and remove the cowl grille.
Step 4

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

Step 5

Remove the shock strut mount cap. Use a crowbar.
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.

AUTODOC recommends:
Important! Hold the wheel while unscrewing the fastening bolts. AUDI A4 Convertible (8H7, B6, 8HE, B7)
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 #18 (2 pieces). Use a drive socket #18. Use a ratchet wrench.
Step 14

Remove the fastening bolt.
Step 15

Support the arm. Use a hydraulic transmission jack.
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. Use a drive socket #16. Use a ratchet wrench.
Step 18

Remove the stabilizer rod. Use a crowbar.
Step 19

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

Unscrew the lower fastener of the shock absorber strut. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 21

Remove the fastening bolt.
Step 22

Remove the support from under the arm.

AUTODOC recommends:
Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 23

Release the fastener that connects the control arm ball joint to the steering knuckle. Use a flat metal-working chisel. Use a hammer.
Step 24

Detach the upper control arm from the steering knuckle (2 pieces). Use a pin punch. Use a hammer.
Step 25

Detach the bottom part of the shock strut. Use a crowbar.
Step 26

Unscrew the top fastening of the shock strut mount. Use a drive socket #16. Use a ratchet wrench.

AUTODOC recommends:
AUDI A4 Convertible (8H7, B6, 8HE, B7) – To avoid injury, hold the suspension strut while unscrewing the fastening bolts.
Step 27

Remove the suspension strut.
Step 28

Set the shock absorber strut on the spring compressor tool.

Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). 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 29

Treat the shock strut rod. Use WD-40 spray.
Step 30

Treat all joints of the arm. Use WD-40 spray.

Step 31

Unscrew the fasteners connecting the control arms to the shock strut mount. Use a combination spanner #16. Use a drive socket #16. Use a ratchet wrench.
Step 32

Remove the fastening bolt.
Step 33

Remove the arm.
Step 34

Unscrew the fasteners connecting the control arms to the shock strut mount. Use a combination spanner #16. Use a drive socket #16. Use a ratchet wrench.
Step 35

Remove the arm.
Step 36

Compress the spring.
Step 37

Remove the strut piston rod nut. Use HEX No.H6. Use a drive socket #16. Use a ratchet wrench.
Step 38

Remove the top strut mount.
Step 39

Remove the shock absorber mount, boot and bump stop.

AUTODOC recommends:
Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). Carefully inspect the mount, the boot, and the bump stop of the shock absorber. Replace if necessary.
Step 40

Release the coil spring.
Step 41

Remove the spring.
Step 42

Install the spring on the shock absorber.
Step 43

Compress the spring.
Step 44

Install the mount, the boot and the bump stop on the shock absorber.

Step 45

Install the upper strut mount and the strut mount bearing.
Step 46

Tighten the shock strut piston rod nut. Use HEX No.H6. Use a drive socket #16. Use a torque wrench. Tighten it to 50 nm torque.

Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). Tip from AUTODOC experts:
Check to make sure the spring is positioned correctly. Avoid its misalignment.
Step 47

Decompress the spring.
Step 48

Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray.
Step 49

Install the control arms.

Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). Tip from AUTODOC:
Position the control arm according to its mounting holes.
Step 50

Install the fastening bolt.

Step 51

Screw in the fasteners connecting the control arms to the shock strut mount. Use a combination spanner #16. Use a drive socket #16. Use a ratchet wrench.
Step 52

Tighten the fastener connecting the control arms to the shock strut mount. Use a combination spanner #16. Use a drive socket #16. Use a torque wrench. Tighten it to 50 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 53

Treat the shock strut rod. Use copper grease.
Step 54

Remove the assembled shock strut.
Step 55

Install the shock strut into the wheel arch.
Step 56

Screw the top fastening of the shock strut mount. Use a drive socket #16. Use a ratchet wrench. Do not tighten it.

AUTODOC recommends:
AUDI A4 Convertible (8H7, B6, 8HE, B7) – To avoid injury, hold the suspension strut while screwing in the fastening bolts.
Step 57

Clean the mounting seats of the shock strut. Use a wire brush. Use WD-40 spray.
Step 58

Attach the bottom part of the shock strut.
Step 59

Install the fastening bolt.
Step 60

Screw in the lower fastener of the shock strut. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 61

Support the arm. Use a hydraulic transmission jack.
Step 62

Treat all joints of the arm. Use a multipurpose grease. Use a flat screwdriver.
Step 63

Attach the upper control arm to the steering knuckle (2 pieces).
Step 64

Install the fastening bolt. Use a crowbar.
Step 65

Screw in the fasteners (2 pieces) of the upper control arm. Use a combination spanner #18. Use a drive socket #18.
Step 66

Ιnstall the transverse stabilizer link.
Step 67

Tighten the stabiliser link fastener.
Step 68

Raise the hydraulic transmission jack by 10-15 cm.
Step 69

Tighten the upper control arm fasteners (2 pieces). Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 45 Nm torque.
Step 70

Tighten the fastener connecting the stabilizer link to the stabilizer bar. 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 71

Tighten the lower fastening of the shock absorber. Use a drive socket #18. Use a torque wrench. Tighten it to 90 nm torque.
Step 72

Remove the support from under the arm.

AUTODOC recommends:
Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 73

Treat all joints of the arm. Treat the shock strut fasteners. Use copper grease.
Step 74

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 75

Clean the brake disk surface. Use a brake cleaner.

AUTODOC recommends:
Replacement: coil springs – AUDI A4 Convertible (8H7, B6, 8HE, B7). After applying the spray, wait a few minutes.
Step 76

Install the wheel.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while screwing in the fastening bolts on the car. AUDI A4 Convertible (8H7, B6, 8HE, B7)
Step 77

Screw in the wheel bolts. Use wheel impact socket #17.
Step 78

Lower the car.

Step 79

Tighten the upper fastener of the shock absorber strut mount. Use a drive socket #16. Use a torque wrench. Tighten it to 75 Nm torque.
Step 80

Treat the fasteners of the shock strut mount. Use copper grease.
Step 81

Install the shock strut mount cap.
Step 82

Install and secure the cowl grille.
Step 83

Install the cowl grille seal.
Step 84

Tighten the wheel bolts using a criss-cross pattern. Use a torque wrench. Tighten it to 120 Nm torque.
Step 85

Remove the jacks and chocks.

Step 86

Remove the fender protection cover.

Step 87

Close the hood.

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