Mercedes W177 High Voltage Ignition Coil M282 A2829062300

Mercedes W177 High Voltage Ignition Coil M282 is a precision ignition system component designed for compatibility with the M282 petrol engine. It is responsible for the stable generation of high voltage, which is essential for the proper ignition of the air-fuel mixture, resulting in smooth engine operation and predictable throttle response. Choosing an original ignition coil from this series helps maintain factory engine performance parameters and reduces the risk of unplanned vehicle downtime.

Specifications and technical data

• SKU: A2829062300
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2829062300
• Substitutable numbers: A2829062300, A 282 906 23 00
• Fuel type: Petrol
• Category: Ignition Coils

Purpose and role in the ignition system

The presented coil belongs to the Ignition coils category and is dedicated to petrol engines where precise spark control for each cylinder is required. In the M282 engine, it is responsible for:

• generating high voltage for the spark plug,
• stabilizing the ignition process across the entire RPM range,
• reducing misfires under load.

Thanks to its proper matching to the petrol engine's characteristics, it ensures predictable cold and warm starts as well as proper idle refinement.

Benefits of using an original Mercedes coil

The original ignition coil designed for the M282 engine has been engineered to work in harmony with the factory engine control unit and fuel injection system. Using this component allows for:

• consistency of ignition parameters with the ECU maps,
• reduced risk of interference in the vehicle's electronics,
• better resistance to thermal loads typical of modern petrol engines.

This solution is particularly recommended if symptoms such as jerking, power loss, or ignition errors recorded by diagnostics appear.

Performance characteristics and installation

The coil is structurally designed for direct mounting onto the spark plug, which shortens the high-voltage path and limits energy loss. This configuration promotes:

• more precise spark control in each cylinder,
• reduction of arcing and interference in the ignition harness,
• easier diagnostics in the event of single-cylinder faults.

The part is sourced from dismantling, which allows for an economical replacement while maintaining the manufacturer's original specifications. Before installation, it is recommended to perform a standard inspection of the ignition system and the condition of the spark plugs to fully utilize the potential of the installed coil.

Application in the petrol engine

The ignition system in petrol engines is particularly sensitive to the quality of the generated spark, which is why a properly selected coil has a direct impact on:

• combustion efficiency,
• exhaust emissions and catalytic converter stability,
• fuel consumption under typical road conditions.

In the M282 engine, using the correct ignition coil helps maintain operating parameters in line with the manufacturer's specifications, which is important both from the perspective of engine durability and driving comfort.

Ignition system expansion and additional information

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional coils, mounting elements, or cable covers, check out the available parts in the Mercedes Ignition coils category.

To better utilize the potential of used ignition system components and other parts from dismantling, it is worth checking out practical tips regarding their operation and maintenance – you will find them in the article How to extend the service life of used car parts?.