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How to change serpentine belt on MERCEDES-BENZ E-Class Saloon (W212) – replacement guide
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Recommended replacement interval for the part category Serpentine belt : 30000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ E-Class Saloon (W212) E 300 (212.054), MERCEDES-BENZ E-Class Saloon (W212) E 350 CGI (212.057), MERCEDES-BENZ E-Class Saloon (W212) E 350 4-matic (212.087), MERCEDES-BENZ E-Class Saloon (W212) E 500 4-matic (212.090), MERCEDES-BENZ E-Class Saloon (W212) E 350 (212.056), MERCEDES-BENZ E-Class Saloon (W212) E 250 (212.052) … View more
The steps may slightly vary depending on the car design.
MERCEDES-BENZ E-Class Saloon (W212) E 300 (212.054), MERCEDES-BENZ E-Class Saloon (W212) E 350 CGI (212.057), MERCEDES-BENZ E-Class Saloon (W212) E 350 4-matic (212.087), MERCEDES-BENZ E-Class Saloon (W212) E 500 4-matic (212.090), MERCEDES-BENZ E-Class Saloon (W212) E 350 (212.056), MERCEDES-BENZ E-Class Saloon (W212) E 250 (212.052) … 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 – Poly V-Belt for E-Class Saloon (W212) and other MERCEDES-BENZ models
Serpentine belt
Alternative products

Combination spanner #16
Fender cover
Replacement: serpentine belt – MERCEDES-BENZ E-CLASS (W212). AUTODOC experts recommend:
- All work should be done with the engine stopped.
Carry out replacement in the following order:
- Step 1Open the bonnet.Step 2Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.Step 3Remove the engine cover.AUTODOC recommends:Replacement: serpentine belt – MERCEDES-BENZ E-CLASS (W212). Do not use excessive force when removing the part as this may damage it.
- Step 4Remove the air intake hoses.
- Step 5Pull aside the V-ribbed belt tensioner pulley. Use a combination spanner #16.
- Step 6Remove the V-ribbed belt.Replacement: serpentine belt – MERCEDES-BENZ E-CLASS (W212). AUTODOC recommends:Check the condition of the tensioner pulley and idler pulley. Replace them if necessary.
- Step 7Return the tensioner pulley to its initial position.Step 8Install the V-ribbed belt.Replacement: serpentine belt – MERCEDES-BENZ E-CLASS (W212). Tip from AUTODOC:Make sure that the V-ribbed belt fits all pulleys snugly.
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