Important!

This replacement procedure can be used for:
TOYOTA LAND CRUISER (KDJ12_, GRJ12_) 3.0 D-4D (KDJ120, KDJ125), TOYOTA LAND CRUISER (KDJ12_, GRJ12_) 3.0 D-4D (KDJ120), TOYOTA LAND CRUISER (KDJ12_, GRJ12_) 3.0 D-4D (KDJ120_) … View more

The steps may slightly vary depending on the car design.

How to change front springs on TOYOTA LAND CRUISER PRADO 3 (J120) [TUTORIAL AUTODOC]

All the parts you need to replace – Springs for LAND CRUISER (KDJ12_, GRJ12_) and other TOYOTA models

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Replacement: coil springs – Toyota Prado J120. Tools you need:

                      Wire brush
                    
                      WD-40 spray
                    
                      Copper grease 
                    
                      Combination spanner #14
                    
                      Combination spanner #17
                    
                      Combination spanner #19
                    
                      Combination spanner #22
                    
                      Drive socket # 12 
                    
                      Drive socket # 14 
                    
                      Drive socket # 16 
                    
                      Drive socket # 17 
                    
                      Drive socket # 19 
                    
                      HEX bit No.H6.
                    
                      Wheel impact socket #21
                    
                      Torque wrench
                    
                      Tap wrench
                    
                      Hammer
                    
                      Pin punch
                    
                      Adjustable wrench
                    
                      Crow bar
                    
                      Hydraulic strut spring compressor
                    
                      Hydraulic transmission jack
                    
                      Wheel chock

Buy tools

Replacement: coil springs – Toyota Prado J120. 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.

Carry out replacement in the following order:

Step 1

Secure the wheels with chocks.
Step 2

Loosen the wheel mounting bolts. Use wheel impact socket #21.
Step 3

Raise the front of the car and secure on supports.
Step 4

Unscrew the wheel bolts.

AUTODOC recommends:
Important! Hold the wheel while unscrewing the fastening bolts. Toyota Prado J120
Step 5

Remove the wheel.
Step 6

Undo the fasteners of the oil pan lower cover. Use a drive socket #12.
Step 7

Remove the oil pan cover.

Step 8

Clean the shock strut fasteners. Use a wire brush. Use WD-40 spray.
Step 9

Unscrew the fasteners connecting the stabilizer link to the steering knuckle. Use a drive socket #17. Use a combination spanner #17. Use HEX No.H6.
Step 10

Unscrew the fasteners of the stabilizer bush brackets. Use a drive socket #14.
Step 11

Remove the stabiliser bar.

Replacement: coil springs – Toyota Prado J120. Professionals recommend:
Make sure that the stabiliser bar is supported.
Step 12

Clean the fastener connecting the ball joint to the steering knuckle. Clean the shock strut fasteners. Use a wire brush. Use WD-40 spray.
Step 13

Unscrew the lower fastener of the shock absorber strut. Use a drive socket #19.
Step 14

Unscrew the ball joint fastening to the steering knuckle. Use a drive socket #19. Use a tap wrench.
Step 15

Remove the fastening bolt. Use a pin punch. Use a hammer.
Step 16

Disconnect the lower arm from the steering knuckle.

Step 17.1

Clean the shock strut fasteners.

Step 17.2

Use a wire brush. Use WD-40 spray.
Step 18

Unscrew the upper fastening of the shock absorber strut. Use a combination spanner #14. Remove the fastening bolt.
Step 19

Detach the bottom part of the shock strut. Use a crowbar.
Step 20

Prop up the steering knuckle. Use a hydraulic transmission jack.
Step 21

Pull down the suspension control arm. Remove the suspension strut. Use a crowbar.
Step 22

Set the shock absorber strut on the spring compressor tool.

Replacement: coil springs – Toyota Prado J120. AUTODOC experts 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 23

Compress the spring.
Step 24

Clean the shock absorber rod. Use a wire brush. Use WD-40 spray.
Step 25

Remove the strut piston rod nut. Use a combination spanner #17. Use an adjustable wrench.
Step 26

Remove the top strut mount. Use a crowbar. Release the coil spring.
Step 27

Remove the spring.
Step 28

Install the spring on the shock absorber.
Step 29

Compress the spring.
Step 30

Install the upper strut mount and the strut mount bearing.
Step 31

Tighten the shock strut piston rod nut. Use a combination spanner #17. Use an adjustable wrench. Use a torque wrench. Tighten it to 25 Nm torque.

Replacement: coil springs – Toyota Prado J120. AUTODOC recommends:
Check to make sure the spring is positioned correctly. Avoid its misalignment.
Step 32

Decompress the spring.
Step 33

Remove the assembled shock strut.
Step 34

Clean the mounting seats of the shock strut. Use a wire brush.
Step 35

Treat the mounting seats of the shock strut. Use copper grease.
Step 36

Install the shock strut into the wheel arch.
Step 37

Screw the top fastening of the shock strut mount. Do not tighten it.
Step 38

Clean the ball joint mounting seat. Use WD-40 spray.

Step 39

Connect the lower arm to the steering knuckle.
Step 40

Remove the support from under the steering knuckle.

AUTODOC recommends:
Replacement: coil springs – Toyota Prado J120. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 41

Attach the bottom part of the shock strut. Use a crowbar. Use a pin punch.
Step 42

Install the fastening bolt.
Step 43

Support the arm. Use a hydraulic transmission jack.

Step 44

Install the fastening bolt. Use a drive socket #19.

Step 45

Screw in the lower fastener of the shock strut. Use a drive socket #19. Use a combination spanner #19.
Step 46

Screw the fastener connecting the ball joint to the steering knuckle. Use a drive socket #19. Use a torque wrench. Tighten it to 140 Nm torque.

Step 47

Tighten the lower fastening of the shock absorber. Use a combination spanner #19. Use a drive socket #19. Use a torque wrench. Tighten it to 135 Nm torque.
Step 48

Remove the support from under the arm.

AUTODOC recommends:
Toyota Prado J120 – Do not lower the transmission jack sharply to avoid damaging components and mechanisms of the car.
Step 49

Tighten the shock strut top mount. Use a drive socket #14. Use a torque wrench. Tighten it to 54 Nm torque.
Step 50

Clean the mounting seats of the stabilizer bushes. Use a wire brush. Use WD-40 spray.
Step 51

Install the stabiliser bar.
Step 52

Screw the fasteners of the stabilizer bush brackets. Use a drive socket #14. Use a torque wrench. Tighten it to 25 Nm torque.
Step 53

Tighten the fasteners connecting the stabilizer link to the steering knuckle. Use a combination spanner #22. Use a drive socket #17. Use HEX No.H6. Use a torque wrench. Tighten it to 65 Nm torque.
Step 54

Treat the shock strut fasteners. Use copper grease.
Step 55

Reinstall the oil pan lower cover.
Step 56

Tighten the fasteners of the oil pan lower cover. Use a drive socket #12.
Step 57

Clean the wheel rim mounting seat. Use a wire brush. Treat the contacting surface. Use copper grease.
Step 58

Install the wheel.

AUTODOC recommends:
Important! Hold the wheel while screwing in the fastening bolts. Toyota Prado J120
Step 59

Screw in the wheel bolts. Use wheel impact socket #21.
Step 60

Lower the car and working in a cross order, tighten the wheel bolts. Use a torque wrench. Tighten it to 112 Nm torque.
Step 61

Remove the jacks and chocks.

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