Volvo V40 Door Control Module Unit Front Right O/S AV6N-14C235-BB

Volvo V40 Door Control Module Unit Front Right is a component from the Electronic control modules and controllers group, designed to operate the front passenger side door functions. This used controller ensures factory-standard operation of the door system, allowing for the efficient restoration of full electrical system functionality in the Volvo V40 without the need for costly replacement of the entire wiring harness or mechanisms.

Specifications and technical data

• SKU: 31343042
• Mark: Volvo
• Condition: Used
• OEM Part Number: 31343042
• Substitutable numbers: AV6N-14C235-BB, AV6N-14C064-AE, 31343042
• Location on the vehicle: Front, Right
• Part type: Door Control Unit
• Category: ECUs & Computer Modules

Purpose and function of the door module

The presented module is dedicated to installation in the front right door, in the passenger area. It is responsible for controlling and communicating with electrical components in the door, such as actuators, switches, or security systems, by interfacing with the vehicle's electrical system via the communication bus specified by the manufacturer. By using an original solution from the Electronic control modules and controllers family, compatibility with the Volvo electrical architecture is maintained, which reduces the risk of communication errors, incorrect readings, and computer diagnostic issues.

Benefits of using an original module

Using a factory door controller in the Volvo V40 allows for:

• maintaining software and configuration consistency with other controllers in the vehicle,
• easier diagnostics using service testers,
• restoring the comfort and safety functions intended by the manufacturer in the front right door,
• reducing the risk of incompatibility, typical of aftermarket replacements of uncertain origin. This used component from this group is a particularly attractive solution for post-accident repairs, damage caused by flooding, or failures resulting from electrical system overload, allowing for a technically correct repair at a reasonable cost.

Vehicle placement and installation aspects

The module is designed for installation in the front – right side of the vehicle area, within the passenger door structure. Its design provides for integration with the factory wiring harness and mounting points provided in the Volvo V40 door, which facilitates installation and limits the need for wiring modifications. When replacing, it is recommended to follow the manufacturer's service procedures, including proper power disconnection, inspection of connector condition, and – if necessary – adaptation or configuration of the module using appropriate diagnostic software to ensure full functionality of all supported circuits.

Product condition and practical application

The offered door controller comes from the used parts segment, making it a sensible choice for maintenance repairs and restoring the efficiency of comfort systems. In many cases, this allows avoiding the costly replacement of entire door assemblies, focusing only on the damaged electronic component. More practical tips on selecting and operating used automotive electronics – including controllers, comfort modules, and sensors – can be found in the article A second life for electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?, which discusses key technical and operational aspects of such solutions.

Expanding the control system in a Volvo

If you are planning a comprehensive repair or upgrade of the door area in your Volvo and need other components from the same group, such as additional controllers, comfort modules, or window and lock management systems, check the available parts in the Volvo electronic control modules and controllers category.