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Problems for specific Mercedes-Benz C230 years:

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Most reported 2003 Mercedes-Benz C230 problems

 

Verified for the Mercedes-Benz C230

The heating, ventilation and AC (HVAC) heater box is susceptible to mildew buildup. This can result in a musty odor from the HVAC system, most noticeable when the system is first turned on.

10 Reports
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Verified for the Mercedes-Benz C230

Irregular and premature tire wear can be caused by the front thrust link bushings cracking and causing excessive movement in the suspension. The thrust link bushings are fluid-filled (to help reduce vibration), so if they crack, they will leak oil.

9 Reports
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Verified for the Mercedes-Benz C230

The SRS (airbag) light can come on if liquids are spilled into the seat belt buckles, or if the liquid pools underneath the seat and gets into the electrical connector for the seat belt pretensioner. Damaged components will require replacement to restore proper airbag operation.

9 Reports
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Verified for the Mercedes-Benz C230
The hold down nut for the upper front strut area can become loose, causing a knocking noise. This can be repaired without removing the strut assembly.
6 Reports
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Verified for the Mercedes-Benz C230
The heater case for the center vents can crack near the stop sensors. If the stops break, the control motor will not know when to stop and will run continuously.
6 Reports
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Verified for the Mercedes-Benz C230

The engine crank case vent hoses may fail, resulting in a rough running engine and/or poor engine performance. Damaged hoses should be replaced.

5 Reports
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