Important!

This replacement procedure can be used for:
CITROËN ZX (N2) 1.9 D, CITROËN ZX (N2) 1.9 TD, CITROËN ZX (N2) 1.4 i, CITROËN ZX (N2) 1.6 i, CITROËN ZX (N2) 1.8 i, CITROËN ZX (N2) 1.9 i, CITROËN ZX (N2) 2.0 i, CITROËN ZX (N2) 2.0 i 16V, CITROËN ZX (N2) 2.0 i 16V, CITROËN ZX (N2) 1.9 D, CITROËN ZX (N2) 2.0 i 16V, CITROËN ZX (N2) 1.8 i 16V, CITROËN ZX (N2) 1.1, CITROËN ZX (N2) 1.4, CITROËN ZX (N2) 1.8 D, CITROËN ZX (N2) 1.1, CITROËN ZX (N2) 1.4 D, CITROËN ZX (N2) 1.9, CITROËN ZX (N2) 2.0, CITROËN ZX (N2) 1.8, CITROËN ZX (N2) 2.0, CITROËN ZX (N2) 1.8, CITROËN ZX (N2) 1.6, CITROËN ZX (N2) 1.9 DT, CITROËN ZX (N2) 1.9 DT, CITROËN ZX (N2) 1.9 … 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 – Control Arm for ZX (N2) and other CITROËN models

Suspension arm

        Suspension arm for ZX Hatchback (N2) Diesel (64 hp)
      
        Suspension arm for ZX Hatchback (N2) Diesel (90 hp)
      
        Suspension arm for ZX Hatchback (N2) Petrol (75 hp)
      
        Suspension arm for ZX Hatchback (N2) Petrol (88 hp)
      
        Suspension arm for ZX Hatchback (N2) Petrol (101 hp)
      
        Suspension arm for ZX Hatchback (N2) Petrol (120 hp)
      
        Suspension arm for ZX Hatchback (N2) Petrol (121 hp)
      
        Suspension arm for ZX Hatchback (N2) Petrol (152 hp)
      
        Suspension arm for ZX Hatchback (N2) Petrol (150 hp)

Replacement: front lower arm – CITROËN ZX (N2). Tools you need:

                        Wire brush
                      
                        WD-40 spray
                      
                        Brake cleaner 
                      
                        Ceramic grease
                      
                        Copper grease 
                      
                        Torque wrench
                      
                        Combination spanner #16
                      
                        Drive socket # 13
                      
                        Drive socket # 16
                      
                        Drive socket # 18
                      
                        Drive socket # 36
                      
                        Wheel impact socket #19
                      
                        Ratchet wrench
                      
                        Flat chisel
                      
                        Hammer
                      
                        Tap wrench
                      
                        Pin punch
                      
                        Crow bar
                      
                        Hydraulic transmission jack
                      
                        Wheel chock

Buy tools

AUTODOC recommends:

The replacement procedure is identical for the left and right lower control arms.
Please note: all work on the car – CITROËN ZX (N2) – should be done with the engine switched off.

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 #19.
Step 3

Raise the car.

AUTODOC recommends:
If you are using a jack, make sure it rests on a flat surface without any unevenness.Be sure to additionally secure the car with jack stands.
Step 4

Unscrew the wheel bolts.

Replacement: front lower arm – CITROËN ZX (N2). Tip from AUTODOC:
To avoid injury, hold up the wheel when unscrewing the bolts.
Step 5

Remove the wheel.
Step 6

Clean the fastener of the driveshaft. Use a wire brush. Use WD-40 spray.
Step 7

Remove the cotter pin. Use a crowbar.
Step 8

Remove the circlip.
Step 9

Unscrew the fastener connecting the drive shaft to the wheel hub. Use a drive socket #36. Use a tap wrench.
Step 10

Remove the fastening nut.
Step 11

Loosen the CV axle in the wheel hub. Use a pin punch. Use a hammer.
Step 12

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

Prop up the steering knuckle. Use a hydraulic transmission jack.
Step 14

Unscrew the fastener connecting the ball joint to the suspension control arm. Use a combination spanner #16. Use a drive socket #16. Use a ratchet wrench.
Step 15

Remove the fastening bolt.
Step 16

Remove the support from under the steering knuckle.

AUTODOC recommends:
Replacement: front lower arm – CITROËN ZX (N2). Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 17

Release the fastener that connects the control arm ball joint to the steering knuckle. Use a crowbar. Use a hammer.
Step 18

Disconnect the ball joint from the steering knuckle. Use a crowbar.
Step 19

Detach the driveshaft from the steering knuckle.

Replacement: front lower arm – CITROËN ZX (N2). Professionals recommend:
Make sure that the drive shaft is not unloaded (when the car is jacked).
Step 20

Clean the fastener that connects the suspension arm to the subframe. Use a wire brush. Use WD-40 spray.
Step 21

Unscrew the front arm fastener. Use a drive socket #18. Use a ratchet wrench.
Step 22

Clean the fasteners connecting the control arm to the subframe. Use a wire brush. Use WD-40 spray.
Step 23

Unscrew the rear fasteners of the suspension arm. Use a combination spanner #16. Use a drive socket #16. Use a drive socket #13. Use a ratchet wrench.
Step 24

Remove the fastening bolts.
Step 25

Remove the arm. Use a crowbar.
Step 26

Clean the suspension arm mounting seats. Use a wire brush. Use WD-40 spray.
Step 27

Install a new arm.

Replacement: front lower arm – CITROËN ZX (N2). AUTODOC recommends:
During the installation process, use only new bolts and nuts.Do not damage the ball joint cover.
Step 28

Install the fastening bolts.
Step 29

Screw in the fastening bolts. Use a combination spanner #16. Use a drive socket #13. Use a drive socket #16. Use a drive socket #18. Use a ratchet wrench.
Step 30

Clean the splines of the drive shaft CV joint. Use a wire brush. Use WD-40 spray.
Step 31

Install the steering knuckle on the CV axle.
Step 32

Treat the ball joint fastener. Use copper grease.
Step 33

Release the fastener that connects the control arm ball joint to the steering knuckle. Use a flat metal-working chisel. Use a hammer.
Step 34

Connect the ball joint to the steering knuckle.
Step 35

Install the fastening bolt.
Step 36

Tighten the fastener connecting the ball joint to the steering knuckle. Use a combination spanner #16. Use a drive socket #16. Use a torque wrench. Tighten it to 40 Nm torque.
Step 37

Tighten the rear fastener of the control arm. Use a drive socket #13. Use a torque wrench. Tighten it to 35 Nm torque.
Step 38

Tighten the rear fastener of the control arm. Use a combination spanner #16. Use a drive socket #16. Use a torque wrench. Tighten it to 90 Nm torque.
Step 39

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

Replacement: front lower arm – CITROËN ZX (N2). AUTODOC experts recommend:
For tightening the fasteners correctly, you have to jack up the suspension components to their working position.
Step 40

Tighten the front fastener connecting the control arm to the subframe. Use a drive socket #18. Use a torque wrench. Tighten it to 95 Nm torque.
Step 41

Remove the support from under the steering knuckle.

AUTODOC recommends:
Lower the hydraulic transmission jack smoothly, without jerks, to avoid damaging assemblies and mechanisms.
Step 42

Install the fastening nut.
Step 43

Screw the nut of the drive shaft.

Step 44

Tighten the drive shaft nut. Use a drive socket #36. Use a torque wrench. Tighten it to 320 Nm torque.
Step 45

Restake the fastener of the driveshaft. Use a flat metal-working chisel. Use a hammer.
Step 46

Treat all joints of the arm. Use copper grease.
Step 47

Clean the wheel rim mounting seat. Use a wire brush.
Step 48

Treat the surface where the brake disc contacts the wheel rim. Use ceramic grease.
Step 49

Clean the brake disk surface. Use a brake cleaner.

AUTODOC recommends:
Replacement: front lower arm – CITROËN ZX (N2). After applying the spray, wait a few minutes.
Step 50

Install the wheel.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while screwing in the fastening bolts on the car. CITROËN ZX (N2)
Step 51

Screw in the wheel bolts. Use wheel impact socket #19.
Step 52

Lower the car and working in a cross order, tighten the wheel bolts. Use wheel impact socket #19. Use a torque wrench. Tighten it to 90 Nm torque.
Step 53

Remove the jacks and chocks.

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