4 min read Jul 11, 2024

06401-K41-N01: Understanding the Honda Civic's Engine Code

When it comes to vehicles, engine codes can be a mystery to many car enthusiasts. One such code is the 06401-K41-N01, which is specifically related to the Honda Civic. In this article, we will delve into what this code means and what it tells us about the engine.

Breaking Down the Code

The 06401-K41-N01 code is divided into three parts: 06401, K41, and N01. Each part represents different aspects of the engine.

06401: Engine Family

The 06401 part of the code refers to the engine family. In this case, it indicates that the engine belongs to the K-series engine family, which is a line of inline-four cylinder engines produced by Honda. The K-series engines are known for their fuel efficiency, reliability, and high-performance capabilities.

K41: Engine Type

The K41 part of the code specifies the engine type. The "K" in K41 refers to the K-series engine family, while the "41" indicates the specific engine type within that family. In this case, the K41 engine is a 2.0-liter, naturally aspirated engine that produces around 155 horsepower and 139 lb-ft of torque.

N01: Engine Configuration

The N01 part of the code refers to the engine configuration. The "N" in N01 indicates that the engine has a single overhead camshaft (SOHC) design, while the "01" specifies the engine's intake manifold configuration. In this case, the N01 configuration features a single throttle body and a drive-by-wire throttle system.

What Does it Mean for Honda Civic Owners?

For Honda Civic owners, the 06401-K41-N01 engine code means that their vehicle is equipped with a 2.0-liter, naturally aspirated engine that produces 155 horsepower and 139 lb-ft of torque. This engine is known for its reliability and fuel efficiency, making it a popular choice for daily driving.

Additionally, understanding the engine code can help owners identify specific parts and components for maintenance and repair. It can also provide valuable information when researching performance upgrades or troubleshooting engine issues.


In conclusion, the 06401-K41-N01 engine code is a unique identifier that provides valuable information about the Honda Civic's engine. By breaking down the code, we can understand the engine family, type, and configuration, which can be useful for owners, enthusiasts, and mechanics alike.

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