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Mercedes-Benz R-Class R 350 CGI (2011–2014)

The Mercedes-Benz R-Class (W251) offered from 2011 to 2014 is a unique and luxurious people mover that seeks to blend the comfort of a sedan with the space of an SUV. It's a relatively rare sight in New Zealand, but for those seeking a premium family vehicle, it can be a compelling option. However, ownership requires knowledge of its specific characteristics and potential issues.

Parts for the Mercedes-Benz R-Class R 350 CGI

Known issues

Common issues with the R-Class include air suspension failures, electrical problems (especially with the infotainment system and automatic doors), oil leaks, and wear and tear on suspension components. The rear air suspension, in particular, can be a problem, and is expensive to replace.

WOF tips

A WOF inspection will focus on the usual components such as tires, brakes, lights, and suspension. The air suspension (if fitted) will be carefully inspected for leaks or damage. Ensure all lights are working correctly, and that there are no warning lights on the dashboard. The self-leveling headlights will be checked too.

About the Mercedes-Benz R-Class R 350 CGI

The R-Class came with various engine options, including diesel and petrol variants, providing ample power for family transportation. All-wheel drive was available on many models, making it suitable for diverse road conditions. The interior is spacious and well-appointed. Given its age and complexity, regular maintenance is paramount, particularly regarding the air suspension (if equipped) and transmission.

Questions owners ask

What are the most common issues I should be aware of with a 2011-2014 Mercedes-Benz R-Class in New Zealand?
Owners of the 2011-2014 Mercedes-Benz R-Class commonly report issues with air suspension failures, particularly the rear air suspension which can be expensive to replace. Electrical problems, especially with the infotainment system and automatic doors, are also noted. Oil leaks and general wear and tear on suspension components are other frequent concerns.
What should I look out for during a WOF inspection for my Mercedes-Benz R-Class?
For your Mercedes-Benz R-Class, a WOF inspection in New Zealand will pay close attention to the air suspension (if fitted) for any leaks or damage. Ensure all lights, including the self-leveling headlights, are fully functional and that there are no warning lights illuminated on your dashboard. Standard checks on tires, brakes, and other suspension components will also be performed.
Where can I get replacement air suspension components for my 2011-2014 Mercedes-Benz R-Class in NZ?
CARFIX stocks 191 SKUs for the Mercedes-Benz R-Class 2011-2014. While specific air suspension components aren't listed as a direct partslot, you can check the CARFIX website or contact them directly for availability of 'SHOCKS / STRUT FRONT' or similar suspension parts that might be compatible with your vehicle's air suspension system.
How often should I service my 2011-2014 Mercedes-Benz R-Class?
The recommended service interval for your 2011-2014 Mercedes-Benz R-Class is every 15,000km. Given the vehicle's age and complexity, particularly with components like the transmission and air suspension, adhering to this schedule is crucial for maintaining its performance and reliability.
Is the Mercedes-Benz R-Class a good family vehicle for New Zealand roads?
The Mercedes-Benz R-Class offers a spacious and well-appointed interior, making it suitable for family transportation. Many models came with all-wheel drive, which is beneficial for diverse road conditions across New Zealand. However, be mindful of potential maintenance costs, especially concerning the air suspension and transmission, and consider a pre-purchase inspection.
What are the common signs of air suspension failure in a Mercedes-Benz R-Class?
Common signs of air suspension failure in a Mercedes-Benz R-Class include the vehicle sitting lower than usual, particularly at the rear, a noticeable sag when parked, or a compressor running excessively to try and maintain ride height. You might also hear hissing sounds indicating air leaks, or experience a harsher ride quality.