Both shock absorbers of the rear suspension should be replaced simultaneously.
The replacement procedure is identical for the left and right shock absorbers of the rear suspension.
Please note: all work on the car – Peugeot 406 saloon – 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 rear of the car and secure on supports.
Step 4
Unscrew the wheel bolts.
AUTODOC recommends:
Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. Peugeot 406 saloon
Step 5
Remove the wheel.
Step 6
Support the rear control arm. Use a hydraulic transmission jack.
Step 7
Clean the shock absorber fasteners.Use a wire brush.Use WD-40 spray.
Step 8
Unscrew the lower fastener of the shock absorber.Use a combination spanner #18.Use a drive socket #18.Use a ratchet wrench.
Step 9
Remove the fastening bolt.
Step 10
Remove the support from under the rear control arm.
AUTODOC recommends:
Replacement: shock absorbers – Peugeot 406 saloon. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 11
Lower the car.
Step 12
Open the luggage compartment.
Step 13
Remove the clips of the boot side lining.Use a clip removal tool.
Step 14
Detach the boot side lining.
Step 15
Clean the upper fastener of the shock absorber.Use a wire brush.Use WD-40 spray.
Step 16
Unscrew the upper fastener of the shock absorber. Use a combination spanner #17.Use an adjustable wrench.
AUTODOC recommends:
Peugeot 406 saloon – To avoid injury, hold the shock absorber while unscrewing the fastening bolts.
Step 17
Remove the shock absorber.
Step 18
Remove the shock absorber upper mount.
Step 19
Remove the shock absorber dust cap and the bump stop.
AUTODOC recommends:
Replacement: shock absorbers – Peugeot 406 saloon. Carefully inspect the mount, the boot, and the bump stop of the shock absorber. Replace if necessary.
Step 20
Install the dust boot and the bump stop on the new shock absorber.
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