Mercedes-Benz S-Class (W222)
The Mercedes-Benz S-Class (W222) is the definitive luxury saloon, an engineering masterpiece that set new benchmarks for ride comfort, autonomous tech, and interior opulence. Positioned as the undisputed king of the executive car park, it is a favourite among CEOs and high-end chauffeur services in the UK. While depreciation makes it remarkably accessible used, it features immense electrical complexity, advanced driver aids, and air-suspension systems that make used ownership a massive financial gamble. It suits those wanting unparalleled, world-class luxury and comfort, provided they purchase a comprehensive warranty or have extremely deep pockets.
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Common Faults & Reliability
These are the most common documented problems for the Mercedes-Benz S-Class (W222), sorted by their typical impact and frequency.
Airmatic Suspension Failure
high severityAir struts leak over time and compressors burn out trying to keep the car level. This is a standard replacement item on aging luxury cars.
NOX Sensor Failure
medium severityDiesel models frequently suffer from failed nitrogen oxide (NOX) sensors, leading to engine management lights and limp mode.
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Example Mercedes-Benz S-Class (W222) Vehicles
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