Coolant Level Sensor BMW E60 E61 E83 E87 E90 E91 7192724

Coolant Level Sensor BMW E60 E61 E83 E87 E90 E91 is an original cooling system component designed for precise monitoring of fluid levels in the expansion tank. Thanks to its factory-fit design for selected BMW models, it ensures stable integration with the vehicle's electrical system and proper operation of the dashboard warning indicators. This is a practical solution for users who want to maintain the efficiency of their cooling system while adhering to manufacturer specifications.

Specifications and technical data

• SKU: 7553919-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7553919
• Substitutable numbers: 17137553919, 7553919, 17117526845, 7526845, 17137800097, 7800097, 17137524812, 7524812, 17137532124, 7532124, 17117546548, 7546548, 17130409622, 0409622, 7192724, KZ
• Category: Other Engine Cooling Components

Function and application of the coolant level sensor

The coolant level sensor in BMW E60, E61, E83, E87, E90, and E91 series models is responsible for monitoring the amount of fluid in the tank and transmitting information to the ECU and the instrument cluster. In the event of a drop in fluid level, a warning signal is generated, allowing the driver to react quickly and avoid engine overheating.

Using an original solution in this area is particularly important because it:

• ensures the correct electrical characteristics compatible with BMW wiring,
• maintains the proper operation of the warning light on the dashboard,
• reduces the risk of error messages and incorrect readings.

Compatibility with BMW models

The presented sensor has been designed for selected BMW E-series models, including the popular E60/E61 (5 Series), E83 (X3), E87 (1 Series), and E90/E91 (3 Series) generations. This means that the connector design, body length, and mounting method are adapted to the factory expansion tanks used in these vehicles.

As a result, installation is straightforward, and once properly seated, the sensor works with the existing electrical harness without the need for modifications. This is a beneficial solution for both workshops and users servicing their BMWs themselves.

Component characteristics and benefits of using OEM parts

As a component from the BMW group, the coolant level sensor maintains parameters consistent with the manufacturer's factory requirements. This includes, among other things, a properly selected housing material, resistance to coolant, and operational stability within the typical temperature ranges found in the engine bay.

Key benefits of using an original sensor in the cooling system include:

• consistency with the software of the controllers used in a given BMW model,
• secure fit to the expansion tank and mounting socket,
• preservation of the warning message logic intended by the manufacturer.

Used condition – a practical approach to service

The offered item is in used condition, which allows for an economical approach to repairs while maintaining the original BMW specification. For many users, this is a reasonable compromise between service costs and the quality and fitment of the part.

If you want to better plan your repair budget and understand when it is worth choosing used OEM components, an article describing strategies for saving on service may be helpful – check out the material on rising repair costs and the cost-effectiveness of used parts to make informed choices when selecting components for your car.

Installation recommendations and part selection

When replacing the coolant level sensor, it is recommended to pay attention to the condition of the socket in the expansion tank, the integrity of the seal, and the correct connection of the electrical plug. Proper installation has a direct impact on the reliability of readings and the absence of leaks in the sensor area.

To ensure you are choosing the right part for your specific BMW, it is worth comparing the data from the vehicle documentation with the technical information of the part. In case of doubt, comparing reference numbers is also helpful, as it allows you to verify compatibility with a specific engine version and model year.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other items from the same group, such as sensors, hoses, or additional cooling system components, check out the available parts in the Other BMW category.

More about sports powertrains and components

For those interested in comparing technical solutions used by different brands, including high-performance sports versions, an article analyzing the design of powertrains, brakes, and chassis in high-performance models may be an interesting addition to your knowledge – see the material Audi RS vs other models – what is hidden under the hood and chassis? to better understand how manufacturers design key vehicle systems.