Known faults for Mercedes-Benz.

Most common faults

Sorted by how many of this make's models each entry applies to.

1. Oil cooler and injector leaks21 models

   Oil leaks / injectorsClase C (W203) · Clase C (W204) · Clase E (W211) · Clase E (W212) · +17

2. 7G-Tronic conductor plate20 models

   GearboxClase C (W203) · Clase C (W204) · Clase C (W205) · Clase E (W211) · +16

3. AIRMATIC leaks and compressor17 models

   SuspensionClase E (W211) · Clase E (W212) · Clase E (W213) · CLS (C219) · +13

4. OM654/OM656 AdBlue, DPF and EGR16 models

   AdBlue / DPF / EGRClase A (W177) · Clase C (W205) · Clase C (W206) · Clase E (W213) · +12

5. Chain, injectors and coolant leaks16 models

   Timing / injectionClase A (W176) · Clase B (W246) · CLA (C117) / GLA (X156) · Clase C (W204) · +12

6. 9G-Tronic harsh shifting16 models

   Automatic gearboxClase C (W205) · Clase C (W206) · Clase E (W212) · Clase E (W213) · +12

7. 13-pin connector leak on the 722.6 gearbox14 models

   Automatic gearboxClase C (W203) · Clase E (W210) · Clase E (W211) · CLK (W208) · +10

8. M272 / M273 balance shaft sprocket10 models

   Timing systemClase C (W204) · Clase E (W211) · CLK (W209) · CLS (C219) · +6

Models by era

Grouped by the launch year of each generation. Photos show the generation listed; if there is no verified photo, no other car is shown instead.

Recalls

Check what each recall covers: market, production period and VIN. Ask the manufacturer whether a repair is outstanding.

• Recall: brake master cylinder at low temperatureBrakes
• Recall: airbag propellant ageingPassive safety
• Recall: seat-belt locking pawlPassive safety
• Recall: electric steering backup functionSteering
• Recall: communication module softwareElectronics / communications
• Recall: SBC brake hydraulic unitBrakes