Description
The AdBlue SCR tank for BMW 1 Series F20/F21 facelift is an original exhaust gas purification system component designed for versions with B37 and B47 diesel engines. Thanks to its factory design, it ensures proper operation of the Selective Catalytic Reduction (SCR) system, stable AdBlue solution supply, and compliance with emission requirements for modern diesel units.
Specifications and technical data
- SKU: 7407232
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 7407232
- Substitutable numbers: 16197407232, 7407232, AS
- Fuel type: Diesel
- Category: Fuel Tanks & Filler Necks
Purpose and Compatibility with Diesel Systems
The presented AdBlue tank is a component of the fluid dosing system in BMW 1 Series F20/F21 LCI cars equipped with Diesel engines from the B37/B47 family. Its function is to store the urea solution and cooperate with the SCR module, enabling effective reduction of nitrogen oxides in exhaust gases and maintaining the exhaust system’s efficiency in accordance with emission standards.
As part of the Fuel Tanks and Filler Necks group, this component is structurally adapted to the BMW chassis architecture, which facilitates installation at factory mounting points and proper routing of power lines to the SCR system.
Construction and Function in the SCR System
The AdBlue tank plays a crucial role in the reducing agent circuit – it is responsible for its safe storage, stable supply to the pump, and maintaining the correct operating conditions for the entire system. In conjunction with SCR accessories, it enables:
- precise dosing of the AdBlue solution into the exhaust stream,
- maintaining the efficiency of the SCR catalyst across a wide range of engine loads,
- reducing the risk of engine control unit errors related to incorrect fluid level or flow.
Thanks to its factory design, the tank is optimized for the BMW 1 Series chassis geometry, which promotes stable mounting and correct routing of lines under demanding operating conditions.
Condition, Origin, and Benefits of Using a Used Part
The offered AdBlue tank comes from the original BMW line and is a used component, allowing for economical repair of the SCR system while maintaining factory specifications. Choosing an original part from disassembly means:
- maintaining compliance with the original exhaust gas purification system design,
- certainty of fit with mounting points and installation in BMW 1 Series F20/F21 LCI,
- a reasonable compromise between repair cost and component quality.
This solution is particularly beneficial when replacing the tank due to mechanical damage, external component corrosion, or malfunctions affecting the SCR system’s operation.
Why Choose an Original BMW AdBlue Tank
Using an original AdBlue tank in a BMW diesel system ensures:
- full compatibility with the electronics and SCR accessories used in B37/B47 engines,
- proper cooperation with lines, sensors, and the dosing module,
- maintenance of factory operating parameters for the exhaust gas purification system, which facilitates passing periodic technical inspections.
For users who want to keep their car configured according to the manufacturer’s design, this is a technically safe and predictable solution in operation.
Selection, Diagnostics, and Operation of Fuel Systems and Tanks
When replacing components such as AdBlue tanks or parts from the Fuel Tanks and Filler Necks group, it is advisable to rely on reliable diagnostics and selection based on manufacturer markings or reference numbers. A detailed discussion of the operating principles, diagnostics, and regeneration of fuel supply components can be found in the article: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Regeneration, which helps to better understand the relationships between the tank, accessories, and diesel engine operation.
If you are planning a comprehensive repair or upgrade of the fuel and AdBlue supply and storage area in your BMW and need other parts from the same group, such as additional tanks, filler necks, or mounting elements, check the available parts in the BMW Fuel Tanks and Filler Necks category.
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