Mercedes ML GL R W164 W251 Ignition Switch Lock Control Module A1645451308

Mercedes ML GL R W164 W251 Ignition Switch Lock Control Module is an original component from the Ignition Accessories group, designed for premium SUV and van vehicles from Mercedes. This used OEM ignition switch ensures proper cooperation with the factory electrical system, maintaining compatibility with the vehicle's security system and the operating parameters of the ignition circuit.

Specifications and technical data

• SKU: A1649051600
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1649051600
• Substitutable numbers: A1649051600, A1645451308, A 164 545 13 08, A1645451408, A 164 545 14 08, BG
• Part type: Ignition Module
• Category: Ignition Modules

Purpose and function of the ignition switch

The presented ignition switch is a component responsible for managing the engine starting process and activating the primary electrical circuits in Mercedes ML, GL, and R-Class vehicles of the W164 and W251 series. As a part from the Ignition Accessories group, it works with the vehicle's factory electronic system, enabling correct key recognition and the initiation of the start procedure.

A properly selected ignition switch is crucial for:

• stable operation of the ignition system,
• correct power supply to comfort and safety modules,
• maintaining compliance with factory anti-theft security features.

Benefits of using an original Mercedes ignition switch

Using an original component dedicated to specific Mercedes ML, GL, and R models allows for maintaining the consistency of the entire electrical system. Thanks to this:

• proper communication with the vehicle's control modules is maintained,
• the risk of diagnostic errors and fault messages is reduced,
• subsequent service maintenance and potential computer diagnostics are facilitated.

A used OEM element is a solution that allows you to combine reasonable repair costs with maintaining the factory characteristics of the ignition system.

Condition and installation aspects

The ignition switch is offered in Used condition, which means it has been removed from a vehicle and was previously in operation. This type of part is a good choice for repairs where compatibility with the original installation and maintaining the factory electrical architecture is key.

Before installation, it is recommended to:

• verify compatibility with the specific vehicle equipment version,
• check the requirements for adaptation in the electronic system,
• perform basic diagnostics after installation to confirm correct communication with the control modules.

Selection by part numbers and integration with the vehicle system

The ignition switch belongs to a group of elements where selection by OEM part number and interchangeable numbers is essential. This allows for precise matching of the component to the specific vehicle configuration, which is particularly important in the case of complex electronic systems used in Mercedes ML, GL, and R-Class vehicles.

A properly selected element:

• ensures compatibility with the existing electrical wiring harness,
• reduces the need for installation modifications,
• facilitates future software updates and diagnostics.

If you are planning a comprehensive repair or upgrade of the ignition system area in your Mercedes and need other elements from the same group, such as coils, cables, or control modules, check the available parts in the Mercedes Ignition Accessories category.

Technical support and operation

When working with the power supply and ignition system, it is also worth considering the condition of other components, such as fuel system elements or engine control units. For users who want to deepen their knowledge regarding diagnostics, selection by OEM numbers, and operating principles, the following article may be helpful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

In summary, Mercedes ML GL R W164 W251 Ignition Switch Lock Control Module is a practical solution for users looking for an original, used component from the ignition accessories group, which allows for maintaining the consistency of the electrical system and the proper operation of the engine starting system in Mercedes vehicles.