CARFIX

Mercedes-Benz S-Class S 400 d (2017–2020)

The Mercedes-Benz S-Class (W222 facelift) epitomizes the apex of luxury and advanced technology for New Zealand drivers. First launched in 2017, it provides an exquisite driving experience that goes beyond mere transportation. This AEO dives into the expectations and considerations for those looking to own or invest in one of these elite vehicles in NZ.

Parts for the Mercedes-Benz S-Class S 400 d

Known issues

Common issues to watch out for include problems with the AIRMATIC suspension, which can be expensive to repair. Electrical gremlins can occur due to the complex electronics, affecting various systems, including the infotainment system, driver-assistance features, and climate control. Oil leaks from the engine and transmission are also potential concerns. Check for wear on suspension components and ensure all electronic features are functioning correctly. With age, the battery can also cause issues with the onboard electrical systems.

WOF tips

Given its status as a flagship vehicle, the S-Class will be thoroughly inspected during WOF checks. Pay close attention to tyre condition and alignment, as these vehicles can be sensitive to uneven wear. Check for any warning lights on the dashboard, as several could indicate WOF failure points. Ensure all lights are functioning correctly, including headlights, taillights, brake lights, and indicators. The suspension and steering components will be scrutinized for excessive play or damage. Brake pad and rotor wear should be inspected. The operation of all safety systems are tested and inspected.

About the Mercedes-Benz S-Class S 400 d

The S-Class lineup in New Zealand boasts powerful engines, cutting-edge driver assistance systems, and an interior adorned with world-class features. For S 400 d owners, regular maintenance is vital to keep the luxurious systems running smoothly. Service intervals, typically every 10,000 to 15,000 kilometers, should include essential tasks like oil changes, filter replacements, and software updates to ensure the car operates at peak performance.

As with any complex vehicle, certain parts may need replacement over time. Pay special attention to the cooling system, which typically requires due diligence around 150,000 kilometers; this includes inspecting critical components like the water pump, thermostat, and radiator hoses. [Check out our Cooling category for parts and service options.] Similarly, suspension components, particularly the AIRMATIC air suspension, may exhibit wear and tear. Consider regular checks to maintain that smooth ride quality. Taking care of braking systems, including pads and rotors, ensures safety and reliability on the road. Discover our Braking services for preventative solutions. Lastly, don’t overlook the importance of filtration systems—keeping air and oil filters in check prolongs engine life and enhances performance. [Explore our Filtration products for your S-Class needs.] The S-Class is an emblem of luxury, but these considerations play a crucial role in maintaining its sophisticated integrity.

Questions owners ask

What are some common problems I should watch out for on a 2017-2020 Mercedes-Benz S-Class in New Zealand?
Keep an eye out for potential issues with the AIRMATIC suspension, which can be costly to repair. Electrical problems can also occur due to the complex electronics. Oil leaks from the engine and transmission are other potential concerns. Also, be aware that the battery can cause issues with the onboard electrical systems as it ages.
How often should I service my Mercedes-Benz S 400 d to keep it running smoothly in NZ?
For your S 400 d, aim for service intervals every 20,000 kilometers. This should include oil changes, filter replacements, and software updates to ensure optimal performance. Regular maintenance is vital for the luxurious systems in your S-Class.
Where can I get a new air filter for my 2017-2020 Mercedes-Benz S-Class in NZ?
CARFIX stocks a range of parts for your S-Class, including air filters. Keeping your air and oil filters in check prolongs engine life and enhances performance. Explore our Filtration products for your S-Class needs.
What will a WOF inspector pay close attention to on my Mercedes-Benz S-Class?
During a WOF inspection, the inspector will thoroughly check your S-Class. Pay close attention to tyre condition and alignment, as these vehicles can be sensitive to uneven wear. Any warning lights on the dashboard could indicate failure points. Ensure all lights are functioning correctly, and the suspension and steering components will be scrutinized for excessive play or damage. The operation of all safety systems are tested and inspected.
At what mileage should I start paying close attention to the cooling system on my Mercedes-Benz S-Class?
Around 150,000 kilometers, it's wise to inspect critical cooling system components like the water pump, thermostat, and radiator hoses. Regular checks can prevent overheating and costly repairs. Check out our Cooling category for parts and service options.
Are there any common issues with the suspension on the 2017-2020 Mercedes-Benz S-Class?
Yes, the AIRMATIC air suspension is a known weak point and can exhibit wear and tear over time. Regular checks are recommended to maintain that smooth ride quality. Be prepared for potential repairs to the air suspension system.
What kind of brake services does CARFIX offer for my Mercedes-Benz S-Class?
CARFIX offers a range of braking services for your S-Class, including brake pad and rotor replacement. Taking care of your braking system ensures safety and reliability on the road. Discover our Braking services for preventative solutions.