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Mercedes-Benz S-Class S 350 CGI, S 350 CGI L (2011–2013)

The Mercedes-Benz S-Class (W221) from 2011-2013 redefines luxury in the automotive world. This full-size sedan is not just about transportation; it's about experiencing unrivaled comfort, cutting-edge technology, and captivating performance. While celebrating its lavish features, potential buyers should also acknowledge the common complexities that come with such an intricately designed vehicle, ensuring that ownership is both rewarding and well-informed.

Parts for the Mercedes-Benz S-Class S 350 CGI, S 350 CGI L

Known issues

Common issues include problems with the Airmatic air suspension, failures in the electronic control units (ECUs), COMAND infotainment system malfunctions, and oil leaks (particularly from valve cover gaskets). The sophisticated electronics can also have sporadic glitches. Be wary of flickering or non-functioning lights, this is a common electrical issue.

WOF tips

During a WoF inspection, ensure all lights are working correctly. Check the tyres for even wear, as uneven wear can indicate suspension problems. Inspect the brakes for proper function. Also, look for any fluid leaks, especially from the engine and transmission. Air suspension needs to be checked, and rust is less common but should still be checked on the arches

About the Mercedes-Benz S-Class S 350 CGI, S 350 CGI L

The W221 S-Class is equipped with remarkable features, including adaptive cruise control, night vision assist, and premium sound systems that elevate the standard of luxury travel. The interior is meticulously designed using premium materials, exuding an ambiance of sophistication. As with any vehicle of such advanced technology, regular maintenance is key; it's essential to keep track of service intervals like oil changes and brake services to maintain peak performance.

Owners should be vigilant about common areas that may require attention, particularly the cooling system, which should be inspected around 150,000 km for potential wear on the water pump, thermostat, and radiator hoses. [This naturally links to /shop/cooling]. Additionally, routine brake servicing—including front and rear brake replacements—ensures reliability on the road. Parts such as brake pads and rotors are crucial to monitor and replace as necessary. Don't forget that regular air filter replacements help maintain the cabin's air quality and engine efficiency, leading to a more enjoyable driving experience. [Explore air filter options at /shop/air-filter]. For a seamless ownership experience, proactively addressing known issues like Airmatic air suspension and familiarizing yourself with parts will ensure your S-Class remains as luxurious as the day it first graced the road.

Questions owners ask

What are some common problems I should look out for on a 2011-2013 Mercedes-Benz S-Class?
Keep an eye out for issues with the Airmatic air suspension, failures in the electronic control units (ECUs), COMAND infotainment system malfunctions, and oil leaks, particularly from valve cover gaskets. Flickering or non-functioning lights are also a common electrical issue.
How often should I service my Mercedes-Benz S-Class (2011-2013)?
The recommended service interval for the 2011-2013 Mercedes-Benz S-Class is every 15,000 km. Regular servicing, including oil changes and brake services, is essential to maintain peak performance.
What should I check on my 2011-2013 Mercedes-Benz S-Class to pass a WoF in New Zealand?
For a WoF, ensure all lights are working correctly and check the tyres for even wear, as uneven wear can indicate suspension problems. Inspect the brakes for proper function and look for any fluid leaks, especially from the engine and transmission. The air suspension also needs to be checked.
Where can I get an air filter for my 2011-2013 Mercedes-Benz S-Class in NZ?
CARFIX stocks a range of air filters suitable for your S-Class. Regular air filter replacements help maintain the cabin's air quality and engine efficiency. You can explore air filter options at /shop/air-filter.
At what mileage should I inspect the cooling system on my 2011-2013 Mercedes-Benz S-Class?
It's recommended to inspect the cooling system around 150,000 km for potential wear on the water pump, thermostat, and radiator hoses. You can find cooling system components at /shop/cooling.
What kind of brake maintenance is important for my Mercedes-Benz S-Class?
Routine brake servicing, including front and rear brake replacements, is crucial for the reliability of your S-Class. Monitor and replace brake pads and rotors as necessary.
Does CARFIX stock parts for the Airmatic air suspension on my 2011-2013 Mercedes-Benz S-Class?
CARFIX stocks 195 SKUs for the Mercedes-Benz S-Class 2011-2013, and while availability varies, it's worth checking our online catalogue for Airmatic suspension components. Search using your vehicle's specific model and year.