Volvo V40 Mk3 Door Lock Mechanism Actuator Latch Rear Left N/S 31391826

Volvo V40 Mk3 Door Lock Mechanism Actuator Latch Rear Left is an original component from the Locks and Latches group, designed for the rear left side of the vehicle body. It ensures the proper operation of the central locking system, stable latching, and secure door opening, which directly impacts the comfort of daily vehicle use. This solution is dedicated to users who expect factory-fit precision and predictable operation of the locking system.

Specifications and technical data

• SKU: 932634
• Mark: Volvo
• Condition: Used
• OEM Part Number: 932634
• Substitutable numbers: 31391826, 933386
• Location on the vehicle: Rear, Left
• Part type: Door Lock
• Category: Exterior Locks & Lock Hardware

Purpose and function in the vehicle

The presented door lock with mechanism and actuator is designed for installation in the rear left door area of the third-generation Volvo V40. It is responsible for interacting with the central locking system, the interior and exterior handles, and the electrical installation controlling the locking process. A correctly selected component of this type reduces the risk of problems with closing, doors opening spontaneously, or insecure latching while driving. The placement on the vehicle is precisely defined, which facilitates part selection and eliminates ordering errors. Thanks to this, the user can be sure that the lock will work with the existing wiring harness, guide rails, and door structure.

Construction and interaction with the central locking system

The mechanism combines the mechanical part responsible for latching with the electrical part acting as an actuator in a single housing. This design allows for:

• consistent operation with the central locking system and remote control,
• proper transmission of movement from the handles to the latch,
• stable maintenance of the closed or open door position,
• preservation of the factory operating characteristics of the lock. The original solution from the Locks and Latches group is designed for the specific geometry of the Volvo V40 Mk3 doors, which translates into proper fitment, correct mounting points, and proper interaction with other door components.

Condition, origin, and benefits of using OEM parts

The component comes from the Volvo OE line and is offered as a used part, which allows for combining factory fitment with a cost-effective repair. Unlike universal replacements, a lock dedicated to a specific model maintains the original operating characteristics, as well as proper interaction with the vehicle's electronics. Using an original door lock in the rear left part of the body primarily ensures:

• secure latching when locking the vehicle,
• consistent operation with the factory safety system,
• no need for modifications to mounts or installation,
• maintenance of compliance with the vehicle manufacturer's specifications.

Selection, installation, and service aspects

Before installation, it is worth verifying the compatibility of the part with the vehicle based on the OEM number and interchangeable numbers visible in the technical specification. This facilitates service work and minimizes the risk of selecting the wrong lock. Installation should be performed in accordance with the manufacturer's procedures, with correct adjustment of the linkages, connection of electrical connectors, and verification of the central locking operation after installation. Replacing a worn or damaged lock with an original element from the same group allows for restoring proper door operation, which is important for both user comfort and the safety of transported passengers. If you are planning a comprehensive repair or upgrade of the door locking area in your Volvo and need other elements from the same group, such as lock mechanisms, latches, or actuators, check the available parts in the Volvo Locks and Latches category. For drivers interested in a broader approach to vehicle maintenance, including the selection of used components in other systems, an article discussing diagnostics and selection of drivetrain elements may be helpful – you can find it here: Clutch and dual-mass flywheel – diagnostics and selection of parts for the drivetrain system.