Mercedes-Benz E-Class W212/S212/C207/A207 300 CDi
Model overview
A comfortable E-Class family with substantial equipment. Rear subframe condition, suspension and body-specific systems are important ownership considerations.
Pros
- Good motorway comfort
- Refined cabin
- Useful saloon and estate choices
Cons
- Premium repair costs
- Complex optional equipment
- Air suspension adds cost where fitted
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Rear subframe corrosion on affected applicationsHigh
- Suspension and steering wearMedium
- Air-suspension faults where fittedMedium
- Electrical and body-equipment faultsMedium
Maintenance
Maintain the fitted gearbox, suspension and body-specific equipment under the vehicle-specific schedule.
Engine overview · 3.0L 6-cyl DIESEL
A refined V6 diesel with strong pulling power. Oil-cooler seals, intake hardware and emissions systems can create substantial repair work.
Pros
- Strong torque
- Refined motorway delivery
- Wide specialist support
Cons
- Labour-intensive oil-leak repairs
- Complex intake hardware
- Emissions equipment varies by version
Common problems & ownership concerns
Potential impact: Low · Medium · High. This describes possible consequences, not fault likelihood.
- Oil-cooler seal leaksMedium
- Intake swirl-control faultsMedium
- EGR and DPF faultsMedium
- SCR or AdBlue faults on equipped versionsMedium
Maintenance
Follow the exact oil approval and engine-code service schedule; BlueTEC equipment varies by version.
These are general ownership concerns, not a diagnosis. Equipment and engine details vary by version and production date.
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