Ignition Coil Pack Mercedes W169 W211 W245 Ignition Spark Petrol A0001587803

Mercedes W169 W211 W245 Ignition Coils Petrol A0001587803 are original ignition system components designed for Mercedes petrol engines, ensuring stable operation of the power unit. Thanks to precise fitting to a specific vehicle generation and the manufacturer's factory specifications, these ignition coils allow for maintaining the correct ignition characteristics and engine running smoothness. A used OEM component is a sensible choice for drivers who expect proven quality at an attractive service price.

Specifications and technical data

• SKU: A0001587803-3
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0001587803
• Substitutable numbers: A0001587803, A 000 158 78 03, A2661500118, A 266 150 01 18, A2661500218, A 266 150 02 18
• Location on the vehicle: Rear
• Fuel type: Petrol
• Category: Ignition Coils

Purpose and Compatibility

The presented Mercedes ignition coils have been designed to work with petrol units installed in models from the W169, W211, and W245 series. The component's design is adapted to the requirements of the engine control system used by the manufacturer, which translates into proper spark control across the entire RPM range. Placement on the rear of the ignition assembly requires the use of the correct type of coil, therefore selection in accordance with the vehicle's technical documentation is crucial for reliability.

Technical Characteristics and Role in the Ignition System

An ignition coil in a petrol engine is responsible for converting the low voltage from the vehicle's electrical system into the high voltage necessary to generate a spark at the spark plug. In the case of the component discussed, the design has been optimized for:

• stable generation of high voltage under varying engine load,
• resistance to temperature fluctuations in the engine bay,
• proper cooperation with the factory Mercedes engine control unit.

A component configured in this way reduces the risk of misfires, power drops, or uneven idling. A correctly selected coil on the rear of the ignition system helps maintain uniform combustion of the fuel-air mixture, which affects the unit's running smoothness and exhaust emissions.

Benefits of Using an Original Ignition Coil

Using an original coil to replace a worn or faulty component brings tangible operational benefits. The most important advantages include:

• maintaining factory ignition parameters, which translates into predictable throttle response and smooth acceleration,
• better cooperation with the existing wiring harness and connectors, without the need for installation modifications,
• reducing the risk of errors being stored in the engine control unit's memory,
• the possibility of restoring proper unit operation after symptoms such as jerking, power loss, or increased fuel consumption have occurred.

For workshops and individual users, this means shorter diagnostic and installation times, as well as greater certainty that replacing the component will resolve the ignition system issue without the need for additional interventions.

Condition, Verification, and Preparation for Installation

The offered ignition coil is a used component, which in practice means that before being reintroduced into circulation, it should be verified for electrical parameters and housing integrity. Proper inspection of winding resistance, connector condition, and insulation allows for assessing the part's suitability for further use. Thanks to this, the user receives a component that can be installed as a replacement for the factory-fitted coil, without the need for installation modifications or additional adaptations in the engine control unit.

Professional Selection and Technical Support

Due to the presence of the OEM part number and interchangeable numbers, selecting the correct coil for a specific vehicle can be based on the manufacturer's catalog data or service documentation. In practice, this facilitates the work of workshops and individuals who service their cars themselves, minimizing the risk of purchasing an incorrect part. If you are planning to service the ignition system in your Mercedes and also need other components from this group, check the available parts in the Mercedes Ignition Coils category.

For a comprehensive approach to vehicle maintenance, it is also worth remembering systems that affect driving comfort and engine operating conditions, such as air conditioning or heating; practical tips on selecting used OEM components and service schedules can be found in the article Air Conditioning and Heating – Part Selection and Maintenance for Year-Round Comfort.