Ford Fiesta Mk7 Door Lock Rear Right O/S Latch Catch Mechanism Actuator 1846686

Ford Fiesta Mk7 Door Lock Rear Right O/S Latch Catch Mechanism Actuator is an original component from the Locks and Latches group, designed for installation in the rear right section of the vehicle body. This used Ford part ensures factory-standard fitment, proper integration with the door handle mechanism and the vehicle's electrical system, which translates into stable and secure door lock operation.

Specifications and technical data

• SKU: 1846686
• Mark: Ford
• Condition: Used
• OEM Part Number: 1846686
• Substitutable numbers: 1846686, BG
• Location on the vehicle: Rear, Right
• Category: Exterior Locks & Lock Hardware

Purpose and technical function

The presented lock is dedicated to the rear right section of the Ford Fiesta Mk7, where it is responsible for mechanical locking and unlocking of the door and proper interaction with the central locking system. The component's design is tailored to the specific geometry of the door, ensuring the correct positioning of the lock tongue relative to the pillar and guides.

Its original Ford OE origin means that the lock meets the manufacturer's requirements regarding dimensional tolerances, mechanical strength, and resistance to typical operational loads, such as frequent door opening/closing or temperature fluctuations.

Construction and installation fitment

The rear door lock in the Ford Fiesta Mk7 is an integrated component of the locking mechanism, adapted to work with the factory exterior and interior door handles. The cable routing and mounting points have been prepared to allow installation into the original mounting holes without the need for any bodywork modifications.

Key installation features:

• dedicated placement in the rear right section of the body,
• compatibility with the factory door opening mechanism,
• maintenance of the correct lock position relative to the pillar striker.

As a result, the lock operates smoothly after installation, and the door closes with the appropriate pressure, without the need for additional adjustments beyond standard service settings.

Benefits of using an original lock

Using an original door lock in the Ford Fiesta Mk7 helps maintain the consistency of the locking system throughout the vehicle. Factory fitment minimizes the risk of issues with closing, play in the lock tongue, or improper interaction with the central locking system. A used OEM component is also a cost-effective solution compared to a new part, while maintaining proper performance parameters.

By choosing this lock, you gain:

• preservation of the original door geometry and operation,
• consistency with the vehicle's factory security system,
• a reasonable compromise between cost and component durability.

Practical installation tips

When replacing the rear right door lock, it is recommended to remove the door trim with caution regarding clips and seals. After installing the lock, it is worth verifying:

• the smooth operation of the interior and exterior handles,
• the central locking system's response to locking and unlocking,
• the proper fit of the door against the seals around the entire perimeter.

This approach allows for the quick detection of any irregularities and ensures durable, repeatable operation of the mechanism in daily use.

Expansion of the lock system in the Ford

If you are planning a comprehensive repair or upgrade of the door area in your Ford and need other components from the same group, such as locking mechanisms, cylinders, or central locking actuators, check out the available parts in the Ford Locks and Latches category.

For drivers interested in optimizing service costs and using used components in other areas of the vehicle, comparative analyses regarding durability and repair economics may be useful. In this context, it is worth reading the article Volkswagen 1.9 TDI vs 1.4 TSI – evolution of VW engines and repair costs, which shows how to consciously select used parts based on real operational experience.