Mercedes W204 Genuine Universal In Car Black Relay 4-Pin Tyco A0025421319

MERCEDES Relay TYCO 4 pins is a component from the Electronic Control Modules and Controllers group, designed for use in the electrical system of Mercedes vehicles. This used black relay offers a practical service solution, allowing for the restoration of correct operation of selected circuits without the need for costly replacement of entire wiring harnesses or modules.

Specifications and technical data

• SKU: A0025421319
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0025421319
• Substitutable numbers: A0025421319, A 0025421319, A 002 542 13 19, ASZ
• Color: Black
• Category: ECUs & Computer Modules

Technical Characteristics and Application

The TYCO relay with a four-pin contact configuration is designed for use in control systems where reliable switching of circuits with a specific load is required. The black housing provides a uniform, neutral appearance, facilitating integration with the factory fuse box and modules in Mercedes cars.

As a component from the Electronic Control Modules and Controllers category, the relay can work with various vehicle systems – from simple auxiliary circuits to more complex systems controlled by central electronic modules. This makes it suitable for both typical repairs and more advanced electrical system diagnostics.

Benefits of Using an Original Mercedes Relay

Using a relay from the Mercedes offering helps maintain the consistency of electrical parameters with the vehicle's factory specifications. This is particularly important in modern electrical systems, where voltage stability, operating currents, and switching characteristics affect the proper functioning of controllers and other electronic modules.

A used component of this type is a good choice when cost-effective repair while maintaining proper quality is a priority. The relay can be used as a replacement for parts with matching designations, which simplifies fitting during servicing and reduces vehicle downtime.

Selection, Compatibility, and Practical Tips

When selecting a relay, it is advisable to pay attention to compatibility with the vehicle's electrical system in terms of socket type, pin layout, and electrical parameters specified by the car manufacturer. The four-pin design facilitates simple installation – the component is inserted directly into the appropriate socket without the need for wiring modifications.

To better understand the principles of selecting used electronics, including relays, modules, and sensors, a guide describing compatibility, designations, and installation will be helpful: Used Automotive Electronics – How to Safely Select Modules and Relays for Your Car.

Support for Expanding Mercedes Control Systems

If you are planning a comprehensive repair or upgrade of the electrical system area in your Mercedes and need other components from the same product group, such as additional relays, control modules, or auxiliary controllers, check the available parts in the Mercedes Electronic Control Modules and Controllers category.

By using components from the same product group, you can maintain consistency in the vehicle's technical solutions, which facilitates subsequent diagnostics, servicing, and potential modifications of control systems.