How to change rear coil springs on BMW E92 – replacement guide
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Important!
This replacement procedure can be used for:
BMW 3 Coupe (E92) 325 i,
BMW 3 Coupe (E92) 330 i,
BMW 3 Coupe (E92) 320 i,
BMW 3 Coupe (E92) 320 d,
BMW 3 Coupe (E92) 320 i,
BMW 3 Coupe (E92) 330 i,
BMW 3 Coupe (E92) 320 d,
BMW 3 Coupe (E92) 320 d,
BMW 3 Coupe (E92) 330 d,
BMW 3 Coupe (E92) 325 i,
BMW 3 Coupe (E92) 330 d,
BMW 3 Coupe (E92) 320 d
…
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The steps may slightly vary depending on the car design.
How to change rear springs / rear coil springs on BMW 330i 3 (E92) [TUTORIAL AUTODOC]
All the parts you need to replace – Springs for 3 Coupe (E92) and other BMW models
Replacement: coil springs – BMW E92. Tip from AUTODOC experts:
Both coil springs of the rear suspension should be replaced simultaneously.
The replacement procedure is identical for the left and right coil springs of the rear suspension.
Please note: all work on the car – BMW E92 – 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 #17.
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. BMW E92
Step 5
Remove the wheel.
Step 6
Install the coil spring compressor on the coil spring.
Replacement: coil springs – BMW E92. Professionals recommend:
Use adapters and jaws of the appropriate size. The sping coils should be securely fixed with the coil spring compressor. Use high quality coil spring compressors.
Step 7
Support the arm. Use a hydraulic transmission jack.
Step 8
Compress the spring.
Replacement: coil springs – BMW E92. AUTODOC recommends:
Compress the coil spring compressor until there is enough room to remove the spring. Do not compress the tool to the full: the spring coils must not touch each other. Be careful. The compressed spring is powerful and in case of disrupting ties, straightening, it can cause injury.
Step 9
Unscrew the lower fastener of the shock absorber. Use a drive socket #17.
Step 10
Remove the support from under the arm.
AUTODOC recommends:
Replacement: coil springs – BMW E92. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 11
Clean all joints of the arm. Use a wire brush. Use WD-40 spray.
Step 12
Make a mark on the camber adjustment bolt.
Step 13
Unscrew the fastener connecting the control arm to the rear subframe.
Use a drive socket #18. Use a drive socket #21. Use a ratchet wrench. Use a tap wrench.
Step 14
Support the arm. Use a hydraulic transmission jack.
Step 15
Remove the fastening bolt. Use a pin punch. Use a rubber mallet.
Step 16
Lower the hydraulic transmission jack by 10-15 cm.
AUTODOC recommends:
BMW E92 – Do not lower the transmission jack sharply to avoid damaging components and mechanisms of the car.
Step 17
Pull down the suspension control arm. Remove the coil spring together with the coil spring compressor.
Replacement: coil springs – BMW E92. AUTODOC recommends:
While the spring is compressed, do not do any operations on it.
Step 18
Remove the rubber spring spacer.
Step 19
Release the coil spring.
Step 20
Remove the spring.
Step 21
Install a new coil spring on the coil spring compressor.
Replacement: coil springs – BMW E92. Tip:
Use adapters and jaws of the appropriate size.
Step 22
Compress the spring.
Step 23
Install the rubber spacer on the new coil spring.
Step 24
Clean the coil spring mounting seats. Use a wire brush. Use WD-40 spray.
Step 25
Pull down the suspension control arm. Install the spring.
AUTODOC recommends:
Make sure that the coil spring is correctly positioned in its mounting seats.
Step 26
Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray.
Step 27
Support the arm. Use a hydraulic transmission jack.
Step 28
Install the fastening bolt. Use a crowbar.
Step 29
Remove the support from under the arm.
AUTODOC recommends:
Replacement: coil springs – BMW E92. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 30
Remove the coil spring compressor.
Step 31
Support the arm. Use a hydraulic transmission jack.
Step 32
Screw in the lower fastener of the shock absorber. Use a drive socket #17.
Step 33
Tighten the fastener connecting the control arm to the rear subframe.
Use a combination spanner #18. Use a drive socket #21. Use a torque wrench. Tighten it to 165 nm torque.
AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 34
Tighten the lower fastener of the shock absorber. Use a drive socket #17. Use a torque wrench. Tighten it to 60 Nm torque.
Step 35
Remove the support from under the arm.
AUTODOC recommends:
BMW E92 – Do not lower the transmission jack sharply to avoid damaging components and mechanisms of the car.
Step 36
Treat all joints of the arm. Use copper grease.
Step 37
Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 38
Clean the brake disk surface. Use a brake cleaner.
AUTODOC recommends:
After applying the spray, wait a few minutes.
Step 39
Install the wheel.
AUTODOC recommends:
Warning! To avoid injury, hold the wheel while screwing in the fastening bolts on the car. BMW E92
Step 40
Screw in the wheel bolts. Use wheel impact socket #17.
Step 41
Lower the car and working in a cross order, tighten the wheel bolts. Use a torque wrench. Tighten it to 120 nm torque.
Step 42
Remove the jacks and chocks.
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