Audi A3 8V AdBlue Additive Tank Reservoir Container Module Diesel 5Q0131877R

Audi A3 8V AdBlue Additive Tank Reservoir Container Module is an original exhaust additive dosing system component designed for Audi models with gasoline engines. This used component from the Fuel tanks and filler pipes category allows for an economical yet technically sound repair of the system, without the need for expensive replacements. It is a solution for users who expect factory-fit and stable operation of the emission reduction system.

Specifications and technical data

• SKU: 5Q0131877R
• Mark: Audi
• Condition: Used
• OEM Part Number: 5Q0131877R
• Substitutable numbers: 5Q0131877R, 5Q0 131 877 R
• Fuel type: Petrol
• Category: Fuel Tanks & Filler Necks

Function and application in the AdBlue system

The presented tank, integrated with the AdBlue pump, is responsible for storing the additive and delivering it to the exhaust system in the Audi A3 8V. A properly functioning module ensures stable pressure in the circuit, which translates into correct operation of the exhaust gas cleaning system and maintenance of emission standards. In gasoline-powered vehicles equipped with emission reduction systems, a functional tank with a pump is crucial for avoiding controller errors and limp mode.

Construction and benefits of using an original component

The original Audi AdBlue tank with pump is designed as a complete solution that integrates the functions of fluid storage, suction, and pumping to other system components. Thanks to the factory design, the following are maintained:

• proper placement of connection ports,
• compatibility with factory electrical harnesses,
• correct fit to body mounts.

Choosing an original Audi AdBlue tank with pump reduces the risk of leaks, venting problems, and discrepancies in pump operating parameters with the engine controller requirements.

Selection by numbers and compatibility with the fuel system

The component belongs to the Fuel tanks and filler pipes group, but it operates in a dedicated AdBlue fluid circuit, working alongside the fuel system in a gasoline-powered vehicle. Part selection should always be verified by the OEM number or interchangeable numbers, as well as the data of the specific vehicle. This helps avoid installation problems, differences in housing shape, or connector configurations.

To better understand the relationships between the tank, pump, and the rest of the fuel supply and auxiliary systems, it is worth checking out our guide: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration. The article helps organize knowledge about diagnostics, selection by numbers, and operation of fuel supply components.

Used condition and practical aspects of installation

The offered AdBlue tank with pump is in used condition, which allows for a significant reduction in repair costs while maintaining the original design. This solution is particularly beneficial in cases of mechanical damage, housing leaks, or pump failure, where repairing the existing component is not cost-effective. A used OEM component usually retains factory fitment and geometry, which facilitates installation in place of the old unit.

If you want to consciously use the second-hand parts market and better evaluate the profitability of a purchase, the following guide will be helpful: Used parts – your guide to the best offers in the automotive store. You will find practical tips there regarding the selection of used components and their further operation.

Expansion of the filler system and related Audi components

If you are planning a comprehensive repair or modernization of the fuel supply and filler area in your Audi and need other components from the same group, such as additional tanks, hoses, or filler pipes, check out the available parts in the Audi fuel tanks and filler pipes category.

Summary

Audi A3 8V AdBlue Additive Tank Reservoir Container Module is a practical solution for drivers who want to restore full efficiency to the emission reduction system while maintaining factory compatibility. A used, original component from the Fuel tanks and filler pipes group allows for a technically correct repair, limits the risk of installation problems, and supports the stable operation of the system in Audi A3 8V gasoline cars.