Mercedes-Benz A B W169 W245 Front Right Door O/S Control Unit Module A1698208426

Mercedes-Benz A B W169 W245 Front Right Door O/S Control Unit Module is an original component from the Electronic control units and controllers group, designed to operate the functions of the front passenger side door. It enables proper communication with the vehicle's electrical system, ensuring stable operation of the window regulator, door lock, and other systems assigned to the front right door.

Specifications and technical data

• SKU: A1698208426
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1698208426
• Substitutable numbers: A1698208426, A 169 820 84 26, BG
• Location on the vehicle: Front, Right
• Category: ECUs & Computer Modules

Purpose and function of the module

The door module is dedicated to Mercedes compact class models of the W169 and W245 series, where it acts as a local controller for the front right door. It is responsible for processing signals from switches, communicating with the central body electronics, and activating the appropriate electrical loads in the door.

By using an original module, consistency with the vehicle's factory electrical network architecture is maintained, which reduces the risk of communication errors, coding issues, and malfunctions of the door equipment.

Vehicle placement and installation integration

The component is designed for installation in the front – right side of the vehicle zone, directly within the structure of the passenger door. It works with the door wiring harness and the main body electrical system, creating a cohesive control system.

• dedicated placement in the front right door,
• integration with the vehicle's factory control network,
• support for electrical functions assigned to the passenger door.

This solution allows for precise matching of the module's operating parameters to the specific side of the vehicle, which is important for diagnostics and potential programming.

Benefits of using an original Mercedes module

Using an original door module in a Mercedes W169 or W245 provides a number of practical advantages in daily operation:

• compatibility with factory software – the module works with vehicle systems according to the manufacturer's specifications,
• stable operation of door electrical systems,
• easier diagnostics using service testers,
• reduced risk of conflicts with other controllers in the vehicle.

For the user, this means predictable operation of the window control, lock, and other functions, without the need for compromises typical of aftermarket replacements with uncertain specifications.

Characteristics of the used component

The offered module comes from dismantling, which allows combining an attractive purchase cost with the preservation of the original manufacturer's specifications. This type of solution is particularly beneficial for repairs of older vehicles, where a balance between quality and service budget is important.

Before installation, it is recommended to perform standard diagnostics and – if necessary – adaptation or coding in accordance with the service procedures for the specific vehicle.

Mercedes electronic control units and controllers – expansion and repairs

If you are planning a comprehensive repair or upgrade of the body electronics area in your Mercedes and need other components from the same group, such as comfort controllers, door modules for the opposite side, or additional body modules, check the available parts in the Mercedes electronic control units and controllers category.

Technical support and selection of electronic modules

When working with vehicle electronics, knowledge of diagnostics, coding, and safe selection of controllers is useful. In the context of comfort modules and multimedia systems, it is worth familiarizing yourself with practical tips on working with used controllers – you will find them in the article Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 series models using dismantled parts?, which discusses universal principles for handling dismantled automotive electronics.

Additional arguments for choosing original components from the secondary market are also provided by the guide Refurbished or used original – which part to choose for repairs?, describing the practical differences between refurbishment and installing verified used parts.