Mercedes W204 W209 M272 Engine Coolant Thermostat Cooling Housing A2722000115

Mercedes W204 W209 M272 Thermostat A2722000115 is an original part from the Thermostats and Housings category, designed for the M272 engine cooling system in Mercedes W204 and W209 models. It ensures stable engine operation through precise coolant temperature control, which translates to safe operating conditions and correct engine performance characteristics.

Specifications and technical data

• SKU: A2722000415
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2722000415
• Substitutable numbers: A2722000415, A 272 200 04 15, A2722000115, A 272 200 01 15
• Category: Thermostats & Housings

Intended Use and Function in the Cooling System

The thermostat in the M272 engine is responsible for controlled opening of the cooling circuit, maintaining operating temperature within the optimal range. A properly functioning component:

• stabilizes engine temperature under various load conditions,
• reduces the risk of engine overheating,
• supports the correct operation of the lubrication and combustion systems,
• positively influences the M272 engine's running smoothness and its durability.

Using a dedicated thermostat for W204 and W209 allows for the preservation of the cooling system's factory operating parameters, which is particularly important for higher-powered gasoline engines.

Original Origin and Fitment

The offered thermostat comes from the Mercedes-Benz OE line, meaning it adheres to factory design and quality standards. Thanks to this, the component:

• is structurally fitted to the M272 engine and its designated housing,
• ensures the correct positioning of spigots and flow channels,
• minimizes the risk of leaks with proper installation,
• maintains compliance with the factory temperature control logic.

Using an original thermostat instead of aftermarket alternatives helps avoid issues with incorrect opening characteristics, which could lead to slow warm-up or excessive engine heating.

Characteristics of a Used Component

The presented thermostat is a used component, sourced from disassembly. This type of part is a sensible choice in situations where:

• economical repair while maintaining original construction is a priority,
• a component matching the factory specification is sought,
• you want to avoid experiments with cheap aftermarket parts of uncertain parameters.

A used Mercedes-Benz OE thermostat is a particularly attractive solution for workshops specializing in the brand and for discerning users who prioritize proven, factory solutions.

Installation and Service Aspects

The thermostat designed for the M272 engine in W204 and W209 models is designed as a replaceable part within standard service procedures. When installing it, pay attention to:

• proper bleeding of the cooling system after replacement,
• checking the condition of hoses and clamps in the immediate vicinity of the housing,
• verifying for leaks after the engine has first reached its operating temperature.

Professional installation allows for full utilization of the thermostat's properties and reduces the risk of subsequent leaks or operating temperature fluctuations.

Mercedes Thermostats and Housings – Selecting the Right Components

If you are looking for other Mercedes Thermostats and Housings suitable for specific models and engines, use the dedicated category: Mercedes Thermostats and Housings. This will facilitate the selection of components that comply with your vehicle's factory specifications.

When choosing a used thermostat or other cooling system components, it is advisable to be aware of common pitfalls associated with purchasing second-hand parts. Practical tips and a discussion of the most frequent mistakes can be found in the article: Buying Used Car Parts – Common Mistakes When Choosing Tuning Parts.