Starter Mercedes W204 W212 Diesel OM642 Starter Motor 1005831549

Starter Mercedes W204 W212 Diesel OM642 Starter Motor is a factory-original starting system component designed for diesel engines, ensuring reliable engine ignition in demanding operating conditions. This component from the Starter Motors category has been engineered for precise compatibility with the OM642 engine, resulting in stable starting performance and predictable drivetrain behavior. This used original part is a sensible choice for drivers seeking a technically matched solution at an attractive price.

Specifications and technical data

• SKU: A1005831549-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1005831549
• Substitutable numbers: A1005831549, A 100 583 15 49
• Fuel type: Diesel
• Category: Starter Motors

Purpose and compatibility with the OM642 Diesel engine

The presented starter motor has been constructed to work with the OM642 diesel engine, used in Mercedes W204 and W212 class models. The design of the starting system in diesel units requires a properly matched torque and stable operation under high loads, which is why using a dedicated starter is crucial for reliable vehicle ignition.

The starter is optimized for the characteristics of a diesel engine, which allows for:

• efficient crankshaft rotation at high compression ratios,
• maintaining stable starting speed in low temperatures,
• reducing mechanical stress in the drivetrain during startup.

Construction and performance parameters of the starter

As an element from the Starter Motors group, this component is responsible for initiating engine operation through short-term but intense electrical and mechanical loading. The original design ensures proper fitment with the engine housing and correct engagement with the flywheel ring gear, which minimizes the risk of excessive tooth wear and unwanted vibrations.

The most important performance features include:

• dedicated fitment for the diesel unit,
• electrical operating characteristics designed for diesel engines,
• stable transfer of starting torque to the crankshaft system. By maintaining factory design specifications, the starter supports the proper operation of the entire drivetrain, reducing the risk of starting issues and unnecessary strain on the electrical system.

Benefits of using an original Mercedes starter

Using an original starter in a Mercedes W204 or W212 with an OM642 Diesel engine allows for maintaining the technical integrity of the vehicle. Factory fitment translates into predictable behavior during startup, no need for installation modifications, and compliance with the parameters specified by the manufacturer.

Choosing a used, original part also means:

• the ability to reduce repair costs while maintaining proper operating parameters,
• maintaining compatibility with the electrical system and engine control,
• lower risk of problems resulting from the use of replacements with uncertain parameters.

Such a solution is particularly beneficial for intensively used vehicles, where both reliability and service economy are important.

Condition, verification, and practical application

The offered starter is a used item, which in practice means it has already been in operation but can still effectively perform its function after proper installation and basic workshop inspection. Proper diagnostics before installation (checking operation on a test bench, assessing the condition of teeth and electrical connections) allows the mechanic to evaluate the component's readiness for further service in the vehicle.

The starter will work well as a service solution in situations where:

• the current component shows problems with starting on a warm or cold engine,
• disturbing noises occur during engine startup,
• it is necessary to replace the component while optimizing repair costs.

Starting system expansion and additional information

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 starters, mounting elements, or related starting system components, check the available parts in the Mercedes Starter Motors category.

If you want to better understand how the selection of original, used components affects service costs and operational safety, it is worth reading the practical tips contained in the article Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing proven recycled parts, which shows the broader context of using verified used parts in vehicles.