Adblue Tank BMW G20 G21 G23 G26 Diesel Additive Reservoir 9423387

Adblue Tank BMW G20 G21 G23 G26 Diesel Additive Reservoir is an original component of the Diesel engine supply system, responsible for storing the AdBlue solution and ensuring its stable operation within the exhaust emission reduction system. This solution is designed for users who want to maintain the efficiency of the exhaust treatment system and avoid SCR system errors and limp mode.

Specifications and technical data

• SKU: 9423387
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9423387
• Substitutable numbers: 9423387, 16199423387, 8740279
• Fuel type: Diesel
• Category: Fuel Tanks & Filler Necks

Purpose and function in the AdBlue system

The presented Adblue Tank BMW G20 G21 G23 G26 Diesel Additive Reservoir is a component of the reducing agent dosing system in modern BMW G-series diesel units. It is responsible for the safe storage of the fluid, maintaining its stable temperature, and ensuring proper delivery to other system components, which translates into maintaining emission standards and proper engine operation.

Thanks to the use of an original BMW solution, the correct geometry of connections and compatibility with factory equipment are maintained, which reduces the risk of leaks, sensor errors, and system venting problems.

Benefits of using an original AdBlue tank

Using a dedicated tank in BMW G-series diesel vehicles allows for maintaining stable operating parameters of the SCR system. In practice, this means:

• proper cooperation with the vehicle's factory electronics,
• correct routing of lines and connections in the chassis compartment,
• reduced risk of leaks and air in the system,
• maintaining proper AdBlue dosing under various operating conditions.

For the user, this translates into stable engine operation, no exhaust treatment system error messages, and the preservation of factory emission parameters.

Product characteristics and fitment

The offered tank belongs to the Fuel tanks and filler pipes group, however, in this case, it performs the specialized function of storing the AdBlue additive in BMW vehicles with a Diesel engine. The design is prepared to work with the factory mounting system in G-series bodies, which facilitates service and reduces replacement time.

The element comes from the BMW range, which ensures compliance with factory quality standards, proper fitment to the body, and compatibility with original wiring harnesses and equipment. The product is offered in a used condition, which provides a cost-effective solution while maintaining the manufacturer's original specifications.

Operation, diagnostics, and selection by part numbers

In the case of components such as the Adblue Tank BMW G20 G21 G23 G26 Diesel Additive Reservoir, it is crucial to correctly select the part based on manufacturer numbers and specific vehicle model data. This allows you to avoid assembly problems, differences in housing shape, or the placement of connection ports.

To better understand the connection of the tank with the rest of the supply system as well as the principles of diagnostics and component selection by identification numbers, it is worth reading our guide: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. The article discusses, among other things, the importance of correct component selection, service procedures, and the most common symptoms of failures.

Service expansion within the same group

If you are planning a comprehensive repair or modernization of the supply and storage area for operating fluids in your BMW and need other elements from the same group, such as additional tanks, filler pipes, or mounting elements, check the available parts in the BMW fuel tanks and filler pipes category.

Summary

Adblue Tank BMW G20 G21 G23 G26 Diesel Additive Reservoir is an original AdBlue tank designed for modern BMW G-series diesel units. It ensures proper cooperation with the SCR system, stable dosing of the reducing agent, and fitment to the vehicle's factory installation. Choosing an original, used component allows you to combine cost control with maintaining the parameters intended by the manufacturer.