Ignition Switch Mercedes C117 W176 W246 Lock Barrel Control Module A2469059700

Ignition Switch Mercedes C117 W176 W246 Lock Barrel Control Module is an original component from the Ignition Accessories group, designed to work with the vehicle's factory electronic system. The integrated lock barrel and control module assembly ensures consistent operation of the engine starting system and communication with other control units in the Mercedes vehicle.

Specifications and technical data

• SKU: A2469059800
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2469059800
• Substitutable numbers: A2469059800, A 246 905 98 00, A2469059700, A 246 905 97 00
• Category: Ignition Modules

Purpose and function in the vehicle

The presented ignition switch assembly is dedicated to Mercedes C117, W176, and W246 series models, where the engine starting system relies on the cooperation of a mechanical lock barrel with an electronic control module. This component is responsible for:

• initiating the engine start procedure after inserting and turning the key,
• transmitting signals to safety and comfort systems,
• cooperating with the electrical installation in terms of powering selected circuits after ignition,
• integrating with other vehicle control units within the communication bus.

Thanks to the factory design, the system maintains proper operating logic, and installation in place of the original ignition switch does not require interference with the steering column structure or the electrical wiring.

Construction of the ignition switch and control module assembly

The Ignition Switch Mercedes C117 W176 W246 Lock Barrel Control Module combines a mechanical lock barrel and an electronic controller responsible for interpreting key positions and generating appropriate signals in one housing. This solution:

• reduces the number of connections and connectors within the steering column,
• facilitates service and replacement of the entire assembly as a single component,
• ensures stable mounting and a repeatable working position relative to the steering column.

The original craftsmanship characteristic of the Mercedes brand translates into precise cooperation with the key and correct communication with the vehicle's electronic systems.

Application in diagnostics, repair, and modernization

This element from the Ignition Accessories group will prove useful both for standard replacement of a damaged ignition switch and for more advanced service work in the ignition system area. It can be used, among other things, in situations where:

• there are starting problems related to the mechanics of the barrel or module communication,
• it is necessary to replace the assembly after mechanical damage within the steering column,
• work is being carried out related to retrofitting or reconfiguring the ignition system in a given Mercedes model.

The used nature of the part allows for an economical restoration of system efficiency while maintaining the manufacturer's original specifications.

Benefits of using an original Mercedes component

Using a factory ignition switch and control module assembly in a Mercedes C117, W176, and W246 provides a number of practical benefits:

• Full structural compatibility – matching factory mounting points and the original electrical wiring.
• Consistency with electronic systems – correct cooperation with other control units as well as safety and comfort systems.
• Reduction of installation error risk – no need for installation modifications or the use of adapters.
• Economical repair – the ability to restore ignition system functionality without investing in a new component.

Ignition system expansion and technical knowledge

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

For those interested in a broader approach to vehicle retrofitting and the use of used components in higher equipment configurations, it is worth reading the guide on professional vehicle retrofitting: Retrofitting in VAG and BMW group cars – how to use used parts wisely.