How to carry out replacement: Brake Pads S 320 CDI 3.0 (221.022, 221.122) W221
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Change W221 S 420 CDI (221.028, 221.128) Brake Pads yourself – manuals and video tutorials

How to change front brake pads on MERCEDES-BENZ S-Class Saloon (W221) – replacement guide

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Download your free tutorial and fix MERCEDES-BENZ S-Class Saloon (W221) S 350 BlueTEC 3.0 4-matic (221.083, 221.183) problems yourself Download for free 1.54 MB Brake Pads for W221 Shop now
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When to replace the Brake Pads on your MERCEDES-BENZ S-CLASS
Recommended replacement interval for the part category Brake pad set : 30000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ S-Class Saloon (W221) S 600 (221.176), MERCEDES-BENZ S-Class Saloon (W221) S 420 CDI (221.028, 221.128), MERCEDES-BENZ S-Class Saloon (W221) S 450 CDI (221.028, 221.128) … 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 – Brake Pads for S-Class Saloon (W221) and other MERCEDES-BENZ models
How to change Brake pad set on W221 S 320 CDI 3.0 (221.022, 221.122) – step-by-step instructions for straightforward car repair Brake pad set
How to change Brake pad set on S-Class Saloon (W221) – tips for proper car maintenance
Brake pad set for S-Class Saloon (W221) Petrol (517 hp)
Simple DIY car repair steps – Replacing Brake pad set on S-Class Saloon (W221)
Brake pad set for S-Class Saloon (W221) Diesel (320 hp)
Easy tricks to help you to replace Brake pad set on S-Class Saloon (W221)
Brake pad set for S-Class Saloon (W221) Diesel (320 hp)
Tools
Replacement: brake pads – MERCEDES-BENZ S-CLASS (W221). List of the tools you'll need:
Wire brush
Nylon cleaning brush
Brake cleaner
Anti-squeal paste
Copper grease
Torque wrench
Wheel impact socket #17
Pin punch
Hammer
Rubber mallet
Brake caliper wind back tool
Crow bar
Wheel chock
Buy tools
Replacement: brake pads – MERCEDES-BENZ S-CLASS (W221). AUTODOC experts recommend:
  • Perform the replacement of brake pads in complete set for each axis. This provides effective braking.
  • The replacement procedure is identical for all brake pads on the same axle.
  • Please note: all work on the car – MERCEDES-BENZ S-CLASS (W221) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Open the bonnet. Unscrew the brake fluid reservoir cap.
    Step 2
    Secure the wheels with chocks.
    Step 3
    How to change Brake Pads on W221 2005 - free PDF and video manuals
    Loosen the wheel mounting bolts. Use wheel impact socket #17.
  2. Step 4
    Raise the front of the car and secure on supports.
    Step 5
    How to replace MERCEDES-BENZ S-Class Saloon (W221) S 320 CDI 3.0 (221.022, 221.122) 2006 Brake Pads - step-by-step manuals and video guides
    Unscrew the wheel bolts.
    AUTODOC recommends:
    Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. MERCEDES-BENZ S-CLASS (W221)
  3. Step 6
    W221 S 500 5.5 (221.071, 221.171) 2007 Brake Pads replacement: free workshop manuals
    Remove the wheel.
  4. Step 7
    Changing Brake Pads on MERCEDES-BENZ S-Class Saloon (W221) S 320 CDI 3.0 4-matic (221.080, 221.180) 2008 by yourself
    Detach the connector of the brake pad wear sensor.
    Please note!
    Some cars are not equipped with the brake pad wear sensor.
  5. Step 8
    How to remove MERCEDES-BENZ S-CLASS S 350 BlueTec 3.0 (221.026, 221.126) 2009 Brake Pads - online easy-to-follow instructions
    Clean the brake caliper surface. Use a wire brush. Use a brake cleaner.
    AUTODOC recommends:
    Replacement: brake pads – MERCEDES-BENZ S-CLASS (W221). After applying the spray, wait a few minutes.
  6. Step 9
    How to replace Brake Pads on MERCEDES-BENZ S-Class Saloon (W221) 2010: download PDF manuals and video instructions
    Remove the brake pads retaining clips. Use a pin punch. Use a hammer. Use a crowbar.
  7. Step 10
    How hard is it to do yourself: Brake Pads replacement on W221 S 350 CDI 3.0 2011 - download illustrated guide
    Remove the brake pads. Use a crowbar.
    Replacement: brake pads – MERCEDES-BENZ S-CLASS (W221). Tip from AUTODOC:
    Measure the brake disc thickness. Upon reaching the wear limit the part must be replaced.
  8. Step 11
    Need to know how to renew Brake Pads on MERCEDES-BENZ S-CLASS 2012? This free workshop manual will help you to do it yourself
    Clean the brake caliper surface. Use a wire brush. Use a brake cleaner.
    AUTODOC recommends:
    Replacement: brake pads – MERCEDES-BENZ S-CLASS (W221). After applying the spray, wait a few minutes.
  9. Step 12
    Changing of Brake Pads on W221 2013 won't be an issue if you follow this illustrated step-by-step guide
    Treat the brake caliper piston. Use a nylon cleaning brush. Use a brake cleaner.
    AUTODOC recommends:
    Replacement: brake pads – MERCEDES-BENZ S-CLASS (W221). After applying the spray, wait a few minutes.
  10. Step 13
    MERCEDES-BENZ S-CLASS S 420 CDI (221.028, 221.128) Brake Pads replacement: online guides and video tutorials
    Press in the brake caliper piston. Use brake caliper wind back tool. Use a crowbar.
  11. Step 14
    Replacing Brake Pads on W221 2006 S 320 CDI 3.0 (221.022, 221.122) by yourself
    Treat the brake pads in the area where their surface comes into contact with the brake caliper bracket. Use anti-squeal paste.
    Replacement: brake pads – MERCEDES-BENZ S-CLASS (W221). AUTODOC experts recommend:
    Make sure the disc surface is clean before installing the pads.
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