AUDI 8R0131969G Tdi Diesel Adblue Fuel Pump Additive

( Manufacturer Part Number: 8R0131969G ), ( Part Type: Fuel Pump Additive )

Review AUDI Tdi Diesel Adblue Def Fuel Additive Pump Oem fits 8R Q5 2014–2016

The **Audi 8R0131969G** is a high-performance **fuel additive and DEF (Diesel Exhaust Fluid) pump module** designed exclusively for **Audi s 2.0L and 3.0L TDI diesel engines** produced between **2014 and 2016**, including models such as the **Q5 (8R), A4 (B9), A6 (C7), Q7 (3Q), and S5 (8T)**. This critical component is integral to the **Selective Catalytic Reduction (SCR) system**, ensuring optimal performance, emissions compliance, and long-term engine health by precisely metering **AdBlue (DEF)** into the exhaust stream while simultaneously delivering **high-quality fuel additives** to enhance combustion efficiency.

Engineered with **Audi s stringent quality standards**, this pump module integrates a **dual-function system** combining a **fuel additive injector** with a **DEF dosing pump** to maintain the delicate balance required by modern diesel emissions technology. The **fuel additive pump** dispenses specialized additives that reduce soot formation, improve lubricity, and mitigate carbon buildup in injectors and fuel rails, thereby extending the life of the **common-rail system** and preventing costly repairs. Meanwhile, the **DEF pump** delivers the precise amount of **AdBlue (urea-based exhaust fluid)** needed to neutralize **nitrogen oxides (NOx)** in the **Selective Catalytic Reduction (SCR) catalyst**, ensuring compliance with **Euro 5 and Euro 6 emissions regulations** while minimizing engine wear.

Constructed from **high-grade stainless steel and durable plastic housing**, this pump module is built to withstand the **high pressures and corrosive environments** inherent in diesel fuel systems and exhaust aftertreatment. Its **precision-engineered nozzles and flow regulators** guarantee consistent dosing, preventing **AdBlue starvation** (which can trigger the **check engine light** or restrict engine power) or **over-dosing** (which can lead to **ammonia buildup** and catalyst poisoning). The **OEM-quality seals and filters** within the module further protect against **contamination**, ensuring that both **fuel additives and DEF** remain free of debris, water, or impurities that could compromise performance.

For **Audi owners and professional mechanics**, this **8R0131969G pump module** is an essential **replacement part** when dealing with **emissions-related faults (P0420, P2002, P2004, P2097)**, **fuel system errors (P0087, P0088)**, or **DEF system malfunctions (P2010, P2012, P2014)**. Whether replacing a **failed OEM unit** or upgrading an existing system for **better reliability**, this part ensures **seamless integration** with Audi s **MPI (Multi-Port Injection) or TDI (Turbocharged Direct Injection) diesel engines**, maintaining peak efficiency while adhering to **factory specifications**. Proper installation including **calibration and system reset** is recommended to avoid **adaptive learning errors** or **emissions-related driveability issues**, making it a **must-have component** for any diesel Audi restoration or maintenance project.

### **Pros and Cons of Buying an Audi Q5 (8R0131969G, 2014-2016, 2.0 TDI with ADBlue and DEF Fuel Additive Pump)**

1. **Reliability of the 2.0 TDI Engine**

The 2.0L TDI (EA189) engine in these Q5 models is generally robust and known for its durability, especially when maintained properly. Many owners report long-term reliability if serviced on schedule.

2. **Fuel Efficiency**

The TDI engine is more fuel-efficient than comparable gasoline engines, offering around **40-50 mpg** in real-world driving, depending on conditions. This can save money over time, especially for long-distance drivers.

3. **Strong Resale Value**

Audi s TDI models, particularly the 2.0L, hold their value relatively well compared to some other diesel engines. This can be beneficial if you plan to sell or trade in the vehicle later.

4. **Torque and Performance**

The TDI provides strong low-end torque, making it well-suited for towing (up to **1,500 2,000 lbs** with proper equipment) and highway driving. The 7-speed S tronic transmission (if equipped) offers smooth shifting.

5. **ADBlue and DEF System (When Functioning Properly)**

The ADBlue (urea-based DEF) system helps reduce emissions, which is beneficial for environmental compliance. However, this system adds complexity and potential maintenance costs.

6. **Comfort and Luxury Features**

The Q5 is known for its refined ride, high-quality interior materials, and advanced driver aids (depending on trim). Many models come with features like **quattro AWD, heated/ventilated seats, and premium audio**.

7. **Aftermarket Support**

There is a strong aftermarket community for Audi TDIs, with readily available parts, tuning options, and diagnostic tools. This can be helpful for repairs or modifications.

---

1. **ADBlue and DEF System Reliability Issues**

- **Clogged injectors or hoses** (due to urea crystallization or contamination).

- **Faulty DEF pump or sensor failures**, leading to check engine lights and reduced performance.

- **Expensive repairs** if the system fails, often requiring professional diagnostics.

- **Maintenance requirements** DEF fluid must be topped up periodically (every **10,000 15,000 miles**), and the system may need flushing if neglected.

2. **Higher Maintenance Costs**

While the engine itself is durable, **diesel-specific repairs (injectors, turbo, EGR, DPF, ADBlue components)** can be costly. Parts and labor for Audi diesels tend to be more expensive than for gasoline engines.

3. **DPF (Diesel Particulate Filter) Issues**

The Q5 TDI is equipped with a **DPF**, which can clog if driven mostly in stop-and-go traffic or short trips. Regenerating the DPF requires **high-speed driving**, and failure to do so can lead to **expensive DPF cleaning or replacement**.

4. **Diesel Fuel Availability and Cost**

Diesel fuel can be **less accessible in some areas** and may have **higher taxes** in certain regions. Additionally, diesel fuel can degrade over time if stored improperly, potentially damaging the fuel system.

5. **Potential for Turbocharger Failures**

The TDI s turbocharger is a critical component, and failures (due to oil contamination, carbon buildup, or wear) can be **expensive to repair**. Regular maintenance (oil changes, turbo flushes) is essential.

6. **Electrical and Software Glitches**

Like many modern Audis, these models can suffer from **electrical gremlins** (e.g., faulty sensors, software bugs, or infotainment issues). Some owners report **recall-related repairs** that may not be fully addressed.

7. **Higher Initial Cost (vs. Gasoline Alternatives)**

While the TDI is fuel-efficient, the **upfront cost** of a well-maintained 2014-2016 Q5 TDI may be higher than a comparable gasoline model, especially if it has been properly serviced.

8. **Resale Depreciation**

While TDIs hold value better than some diesels, they may still depreciate faster than **premium gasoline engines** (e.g., the 2.0T or 3.0T V6) due to **perceived maintenance concerns**.

---

The **2014-2016 Audi Q5 2.0 TDI (8R0131969G)** is a **solid choice for drivers who prioritize fuel efficiency, torque, and long-term durability** provided they are prepared for **additional maintenance costs** related to the **ADBlue/DEF system, DPF, and turbocharger**. It is best suited for:

- **High-mileage drivers** (especially those who do highway driving regularly).

- **Owners who can afford and perform regular diesel-specific maintenance** (oil changes, DEF top-ups, turbo inspections).

- **Buyers who value Audi s luxury and reliability** over ultra-low running costs.

However, if you **cannot commit to the extra maintenance** or prefer **simpler, less complex vehicles**, a **gasoline Audi Q5 (e.g., 2.0T or 3.0T)** or a **non-ADBlue diesel (if available in your region)** may be a better alternative.

---

- **Get a full diesel-specific inspection** (focus on **ADBlue system, DPF, injectors, turbo, and fuel system**).

- **Check maintenance records** ensure **DEF fluid has been topped up regularly** and the **DPF has been regenerated properly**.

- **Avoid high-mileage examples** (over **100,000 miles**) unless you are confident in the service history.

- **Consider a pre-purchase inspection (PPI) by an Audi specialist** to catch hidden issues.

- **Budget for extra maintenance** (DEF fluid, turbo flushes, DPF cleaning if needed).

- **Drive enough on highways** to prevent DPF clogging.

- **Use high-quality diesel fuel and additives** (e.g., Liqui Moly or Sta-Bil) to protect the fuel system.

- If **DEF system reliability is a concern**, look for a **gasoline Q5 (2.0T or 3.0T)** for lower maintenance.

- If **fuel efficiency is critical**, a **well-maintained TDI is still a strong choice**, but be prepared for potential repairs.

The **2014-2016 Q5 TDI is a great vehicle for the right buyer** one who understands and accepts the **additional maintenance demands** of a modern diesel with ADBlue. For most drivers, it offers **excellent value in fuel savings and longevity**, but it requires **more attention than a gasoline equivalent**. If you can manage the extra care, it remains a **reliable and capable luxury SUV**.

Details:

Shipping cost or carrier may change, based on final destination. All of the parts are tested either before or after removal from vehicle. Item may show light scuffs, scratches or other imperfections as a result of this being used part. Large items include: hood, door shell, fender, engine, transmission, trunk hatch, windshield, bumper, reinforcement clip, sub frame, roof, quarter apron, gas tank, etc.

Please, do not purchase parts just to check and diagnose your vehicles problem. Original Audi part.

part #: 8r0131969g prices

• $365.20-$429.28

specifications emissyste:

• for models: 8r, Q5
• for makes: Audi
• for years: 2014-2016
• mpn: 8r0131969g
• part type: Fuel Pump Additive

seller emissyste:

• # reviews: 23195
• city: Wills Point, Texas
• rating: 99.9%

returns emissyste:

• policy: Returns Accepted
• paid by: Buyer
• time: 30 Days

general emissyste:

• condition: Used
• Car Truck Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts

shipping emissyste:

• class: Standard
• cost: $15.00
• transit: 2-6 Days
• type: Fixed
• service: FedEx Ground / FedEx Home Delivery
• carrier: FedEx

payments emissyste:

• credit card: Diners-club
• wallet: Google-pay
• other

offer emissyste:

• started: May 27, 2026
• availability: In Stock
• options: Ship-to-home
• best offers: True
• sold: 0
• quantity: 1

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