The Mercedes W176 W177 M270 fuel rail with gasoline injectors is an original fuel system component designed for M270 engines in A-Class and related models. It ensures precise fuel delivery to the cylinders, which translates to stable engine operation and proper interaction with the control electronics.
Specifications and technical data
- SKU: A2700701995
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A2700701995
- Substitutable numbers: A2700701995, A 270 070 19 95
- Fuel type: Petrol
- Category: Fuel Injectors
Technical Characteristics of the Mercedes M270 Fuel Rail
The fuel rail with gasoline injectors for the M270 engine has been designed by the manufacturer with the aim of maintaining the engine's factory performance parameters. This component is responsible for the uniform distribution of fuel and stable pressure throughout the system, which is crucial for the correct operation of the injectors.
The gasoline system in M270 engines requires components with appropriately selected flow characteristics and resistance to thermal conditions. The use of an original fuel rail with injectors allows for maintaining correct fuel doses, reducing the risk of knocking, and ensuring the proper operation of exhaust emission control systems.
Application and Compatibility in Mercedes W176 / W177 Models
The fuel rail with gasoline injectors for the M270 engine is intended for use in compact Mercedes A-Class models of the W176 and W177 generations, depending on the engine version. When selecting parts, it is crucial to compare the part number and engine configuration with the vehicle's data to ensure full compliance with the factory specification.
Replacing the complete fuel rail with injectors is particularly recommended in situations where there are problems with engine smoothness, cold start difficulties, power loss, or ECU errors related to the injection system. Using a component from the same engine family helps reduce diagnostic time and restore correct operating parameters.
Benefits of Using an Original Fuel Rail
Choosing the correct fuel rail with gasoline injectors for the M270 engine offers a range of practical service and operational benefits:
- Stable Engine Operation – uniform fuel dosing to all cylinders reduces vibrations, misfires, and uneven idling.
- Improved Throttle Response – correctly functioning injectors enhance acceleration dynamics and smooth power delivery.
- Combustion Optimization – proper gasoline atomization promotes more complete mixture combustion, which can translate to lower fuel consumption.
- Electronic Compatibility – maintaining factory flow parameters facilitates the engine control unit's operation and reduces the occurrence of errors related to injection corrections.
- Fuel System Safety – the appropriate design of the fuel rail and injectors reduces the risk of leaks and uncontrolled gasoline spills.
Injection System Diagnostics and Prevention
In case of engine operation problems, it is advisable to perform comprehensive fuel system diagnostics, including fuel pressure measurement, fuel rail leak testing, and injector performance testing. Regular inspection of the injection system in gasoline engines helps avoid more serious failures and costly repairs.
To expand your knowledge on typical symptoms of worn injection components and the consequences of neglecting them, it is worth reading the guide: injector malfunctions – symptoms, consequences, and diagnostics. Although the article focuses on diesel engines, many diagnostic and preventive principles remain similar for gasoline systems.
Other Mercedes Injector Nozzles
If you are looking for other Mercedes injector nozzles for other models of this brand or different engine configurations, check out our dedicated category: Mercedes injector nozzles. There you will find a wide selection of fuel system components tailored to many vehicle series and generations.
