Ignition Coil Mercedes W177 M260 Petrol Ignition Cable Connector A2641591400

Ignition Coil Mercedes W177 M260 Petrol Ignition Cable Connector is a precision ignition system component designed for this generation of Mercedes petrol engines. It is responsible for the stable generation of high voltage for the spark plugs, which translates into smooth engine operation, better throttle response, and a reduction in misfires. By maintaining factory electrical and geometric parameters, this ignition coil allows for efficient replacement without interfering with the vehicle's electrical installation.

Specifications and technical data

• SKU: A2641591400
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2641591400
• Substitutable numbers: A2641591400, A 264 159 14 00
• Fuel type: Petrol
• Category: Wiring Harnesses, Cables & Connectors

Purpose and role in the ignition system

The ignition coil in a petrol engine performs the key function of an energy converter – it transforms the onboard voltage into the high voltage necessary for the spark to jump on the spark plug. In M260 family units, a properly selected coil has a direct impact on:

• idle stability and engine refinement across the entire rev range,
• efficient cold and warm engine starting,
• reduction of hesitation and misfires under load,
• maintaining the correct air-fuel mixture and exhaust emission levels.

A properly selected element from the Cables, harnesses and connectors group ensures correct cooperation with the factory engine harness and ECU, which is especially important in modern units with advanced OBD diagnostics.

Compatibility and installation integration

The offered coil is intended for use in Mercedes petrol vehicles that use an ignition system based on individual coils per cylinder. The design of the connector and housing allows for direct mounting in the cylinder head, maintaining proper pressure on the spark plug and seal tightness.

The element has been designed to work with the original engine harness, without the need for wire modifications or the use of adapters. As a result, replacement is limited to removing the old coil and installing the new one, following the standard service procedure.

Operating parameters in a petrol engine

The ignition system in Mercedes petrol units requires components with appropriately selected electrical characteristics. The winding and insulation technology used in this coil allows for:

• generation of stable high voltage over a wide rev range,
• operation at elevated engine bay temperatures without loss of insulating properties,
• resistance to vibrations and mechanical loads typical of modern turbocharged units,
• correct cooperation with the factory engine control unit and error diagnostic system.

An ignition system element configured in this way helps maintain the vehicle's proper dynamics while promoting even combustion, which is important for both performance and engine durability.

Condition, service application and benefits of replacement

The offered ignition coil is a secondary market item in used condition, which allows for an economical repair of the ignition system while maintaining compliance with factory specifications. This is a practical solution in situations where symptoms such as rough engine operation, power loss, or ignition errors recorded by the controller appear.

Replacing the coil with a functional unit of this type is particularly recommended when diagnostics indicate a problem in a specific cylinder or when the existing coil shows signs of overheating or mechanical damage. Using an original design dedicated to the Mercedes W177 M260 reduces the risk of improper interaction with the electrical system and helps restore the correct operating parameters of the petrol engine.

Expanding ignition system and installation support

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as additional harnesses, connectors, or ignition system power cables, check the available parts in the Cables, harnesses and connectors Mercedes category.

For users interested in a broader look at issues related to the durability of Mercedes engines and the impact of accessories on performance, an article describing the refurbishment of a popular diesel engine may be helpful – more information can be found in the material The second life of the Mercedes OM642 engine – how injectors and a turbocharger restore the power of the 3.0 V6 CDI, which shows how properly selected components can restore the efficiency of the entire powertrain.