Jaguar X-Type X400 Engine Bay Fuse Box Petrol 4X43-14A073-BF

Jaguar X-Type X400 Engine Bay Fuse Box Petrol is a factory-original electrical component designed for operation in the engine bay of petrol-powered vehicles. It is responsible for the safe distribution of power and the protection of critical circuits against overloads, which directly impacts the stability of the engine and its auxiliary equipment. Choosing an original fuse box ensures a perfect fit with the wiring harness and predictable system behavior during daily operation.

Specifications and technical data

• SKU: C2S39829
• Mark: Jaguar
• Condition: Used
• OEM Part Number: C2S39829
• Substitutable numbers: C2S39829, 4X4314A073BF, 4X43-14A073-BF
• Fuel type: Petrol
• Part type: Fuse Box
• Category: Fuses & Fuse Boxes

Purpose and function in the electrical system

The engine bay fuse box in the Jaguar X-Type X400 serves as a central power distribution point for numerous components operating under demanding thermal and mechanical conditions. It is responsible, among other things, for protecting circuits related to engine operation, auxiliary systems, and control elements, which translates into stable starting and proper functioning of the electronics. Thanks to a design compliant with Jaguar factory standards, the module works seamlessly with the original wiring harness, connectors, and control system, minimizing the risk of communication errors and accidental voltage drops. This solution is particularly beneficial for electrical fault diagnostics, where parameter repeatability and compliance with service documentation are essential.

Compatibility with the petrol engine

The presented fuse box is intended for the petrol engine version, which is significant due to the specific circuit layout, different current loads, and distinct auxiliary equipment configuration compared to diesel variants. Using a component dedicated to the correct fuel type reduces the risk of improper power supply to individual modules and facilitates subsequent service maintenance. In practice, this means that the layout of fuse sockets, relays, and connectors has been designed for the specific requirements of the petrol system, which promotes the maintenance of the correct protection sequence and proper cooperation with factory electrical diagrams.

Operational characteristics and installation

As an item from the Fuses and fuse boxes category, this box is intended for installation in the engine bay, in an area exposed to temperature fluctuations, humidity, and vibrations. The housing and connector design are engineered to ensure stable electrical connections and limit the impact of external factors on contacts and wires. Replacing the fuse box in a Jaguar X-Type X400 is a standard service operation performed in the event of mechanical damage, signs of overheating, or power supply issues in selected circuits. Using an original component allows for the preservation of the factory socket layout, which facilitates the transfer of existing fuses and relays and reduces the time required for system adaptation.

Benefits of using an original fuse box

Choosing this fuse box for the Jaguar X-Type X400 provides several significant operational benefits:

• maintenance of compliance with the vehicle's factory electrical diagrams,
• secure fit for wiring harnesses and connectors in the engine bay,
• simplified fault diagnostics thanks to a predictable circuit layout,
• reduction of the risk of power supply issues for critical control modules. For users considering repairs using second-hand parts, a guide on component selection and the scope of work on electronics may be useful – a detailed discussion can be found in the article on car repairs using used auto parts. If you are planning a comprehensive repair or upgrade of the engine area in your Jaguar and need other components from the same group, such as additional boxes, protection modules, or power distributors, check the available parts in the Jaguar Fuses and fuse boxes category.