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How to change front suspension strut on Toyota Prius 2 – replacement guide

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Important!

This replacement procedure can be used for:
TOYOTA PRIUS Hatchback (NHW20_) 1.5 Hybrid (NHW20_) … View more

The steps may slightly vary depending on the car design.

How to change a front shock strut on TOYOTA PRIUS 2 (NHW20) [TUTORIAL AUTODOC]

Alternative products

Shock absorber

Replacement: suspension strut – Toyota Prius 2. Tools you need:

                      Wire brush
                    
                      WD-40 spray
                    
                      Brake cleaner 
                    
                      Copper grease 
                    
                      Combination spanner #17
                    
                      Combination spanner #19
                    
                      Drive socket # 10 
                    
                      Drive socket # 12 
                    
                      Drive socket # 14 
                    
                      Drive socket # 17 
                    
                      Drive socket # 19 
                    
                      HEX bit no.H6.
                    
                      Wheel impact socket #21
                    
                      Ratchet wrench
                    
                      Torque wrench
                    
                      Tap wrench
                    
                      Crow bar
                    
                      Chain wrench
                    
                      Hydraulic strut spring compressor
                    
                      Hydraulic transmission jack
                    
                      Fender cover
                    
                      Wheel chock

Buy tools

Replacement: suspension strut – Toyota Prius 2. Tip from AUTODOC:

Both shock struts of the front suspension should be replaced simultaneously.
The replacement procedure is identical for the left and right shock struts of the front suspension.
All work should be done with the engine stopped.

Replacement: suspension strut – Toyota Prius 2. Recommended sequence of steps:

Step 1

Open the bonnet.
Step 2

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

Unscrew the fasteners of the windscreen wiper arms. Use a drive socket #14. Use a ratchet wrench.
Step 4

Remove the wiper arms.
Step 5

Remove the wiper arm covers.
Step 6

Treat the fasteners of the windscreen wiper linkage. Use WD-40 spray.
Step 7

Detach the windscreen wiper connector.
Step 8

Unscrew the fasteners of the windscreen wiper linkage panel. Use a drive socket #10. Use a ratchet wrench.
Step 9

Remove the panel assembled with the windscreen wiper linkage.
Step 10

Clean the fasteners of the shock strut upper mount. Use a wire brush. Use WD-40 spray.
Step 11

Loosen the upper fastener of the shock strut mount. Use a drive socket #12. Use a ratchet wrench.
Step 12

Secure the wheels with chocks.
Step 13

Loosen the wheel mounting bolts. Use wheel impact socket #21.
Step 14

Raise the front of the car and secure on supports.
Step 15

Unscrew the wheel bolts.

Replacement: suspension strut – Toyota Prius 2. Tip:
To avoid injury, hold up the wheel when unscrewing the bolts.
Step 16

Remove the wheel.
Step 17

Clean the stabiliser link fasteners. Use a wire brush. Use WD-40 spray.
Step 18

Disconnect the wiring and the brake hose from the bracket on the shock strut. Use a drive socket #12. Use a ratchet wrench.
Step 19

Unscrew the fastener connecting the stabilizer link to the shock strut. Use a combination spanner #17. Use HEX No.H6. Use a ratchet wrench.
Step 20

Remove the stabilizer rod.

Replacement: suspension strut – Toyota Prius 2. AUTODOC recommends:
Examine stabiliser bushes. Replace them if needed.
Step 21

Clean the fasteners connecting the shock strut to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 22

Unscrew the lower fastener connecting the shock strut to the steering knuckle. Use a combination spanner #19. Use a drive socket #19. Use a tap wrench.
Step 23

Prop up the steering knuckle. Use a hydraulic transmission jack.
Step 24

Remove the fastening bolts.
Step 25

Disconnect the steering knuckle from the shock absorber strut.
Step 26

Unscrew the top fastening of the shock strut mount.

AUTODOC recommends:
Important! Hold the suspension strut while unscrewing the fastening bolts. Toyota Prius 2
Step 27

Remove the suspension strut.
Step 28

Set the shock absorber strut on the spring compressor tool.

Replacement: suspension strut – Toyota Prius 2. Tip from AUTODOC experts:
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

Compress the spring.
Step 30

Remove the shock strut mount cap. Use a crowbar.
Step 31

Remove the strut piston rod nut. Use a drive socket #19. Use a ratchet wrench.
Step 32

Remove the shock absorber mount, boot and bump stop. Use a crowbar.

Replacement: suspension strut – Toyota Prius 2. AUTODOC recommends:
Τhoroughly examine the shock absorber mount, dust boot, bump stop. Replace them if necessary.
Step 33

Release the coil spring.
Step 34

Remove the spring.
Step 35

Remove the old shock absorber from the hydraulic coil spring compressor.

Replacement: suspension strut – Toyota Prius 2. Professionals recommend:
Before installing a new shock absorber you should pump it manually 3-5 times.
Step 36

Install the new shock absorber on the hydraulic coil spring compressor.
Step 37

Install the spring on the shock absorber.
Step 38

Compress the spring.
Step 39

Install the mount, the boot and the bump stop on the shock absorber.
Step 40

Tighten the shock strut piston rod nut. Use a drive socket #19. Use a chain wrench. Use a torque wrench. Tighten it to 47 Nm torque.

Replacement: suspension strut – Toyota Prius 2. AUTODOC experts recommend:
Check to make sure the spring is positioned correctly. Avoid its misalignment.
Step 41

Treat the shock strut rod. Use copper grease.
Step 42

Install the shock strut mount cap.
Step 43

Decompress the spring.
Step 44

Remove the assembled shock strut.
Step 45

Install the shock strut into the wheel arch.
Step 46

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

AUTODOC recommends:
Important! Hold the suspension strut while screwing in the fastening bolts. Toyota Prius 2
Step 47

Clean the mounting seats of the shock strut. Use a wire brush. Use WD-40 spray.
Step 48

Fix the shock absorber strut on the steering knuckle.
Step 49

Install the fastening bolts.
Step 50

Remove the support from under the steering knuckle.

AUTODOC recommends:
Toyota Prius 2 – Do not lower the transmission jack sharply to avoid damaging components and mechanisms of the car.
Step 51

Screw in the fastener that connects the shock strut to the steering knuckle. Use a combination spanner #19. Use a drive socket #19.
Step 52

Fasten the brake hose on the strut. Connect the fastener of the ABS sensor cable to the shock absorber strut. Use a drive socket #12. Use a ratchet wrench.
Step 53

Tighten the lower fasteners connecting the shock strut to the steering knuckle. Use a drive socket #19. Use a torque wrench. Tighten it to 153 Nm torque.
Step 54

Ιnstall the transverse stabilizer link.
Step 55

Tighten the fastener connecting the stabilizer link to the shock strut. Use a drive socket #17. Use a torque wrench. Tighten it to 74 Nm torque.
Step 56

Treat the shock strut fasteners. Use copper grease.
Step 57

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 58

Clean the brake disk surface. Use a brake cleaner.

Replacement: suspension strut – Toyota Prius 2. AUTODOC recommends:
After applying the spray, wait a few minutes.
Step 59

Install the wheel.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while screwing in the fastening bolts on the car. Toyota Prius 2
Step 60

Screw in the wheel bolts. Use wheel impact socket #21.
Step 61

Lower the car.
Step 62

Tighten the upper fastener of the shock absorber strut mount. Use a drive socket #12. Use a torque wrench. Tighten it to 39 Nm torque.
Step 63

Treat the fasteners of the shock strut mount. Use copper grease.
Step 64

Install the panel assembled with the windscreen wiper linkage.
Step 65

Screw in the fasteners of the windscreen wiper linkage panel. Use a drive socket #10. Use a ratchet wrench.
Step 66

Attach the windscreen wiper connector.
Step 67

Install the wiper arm covers.
Step 68

Reinstall the wiper arms.

Replacement: suspension strut – Toyota Prius 2. Tip:
Make sure not to mix up the wiper arms on the driver's and passenger's sides.
Step 69

Tighten the fasteners of the wiper arms. Use a drive socket #14. Use a torque wrench. Tighten it to 21 Nm torque.
Step 70

Remove the fender protection cover.
Step 71

Close the hood.
Step 72

Tighten the wheel bolts using a criss-cross pattern. Use a torque wrench. Tighten it to 103 Nm torque.
Step 73

Remove the jacks and chocks.

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