Audi is a brand built upon their own exceptionally high standards, but even they can be prone to certain mechanical failures over time. While preventative maintenance and regular tune-ups can help offset the potential for certain issues, regular wear and tear will eventually lead to unavoidable issues.
Regardless of what the issue is, it’s crucial that you get it tended to right away. A check engine light may seem harmless, but the underlying problems can wreak havoc on your vehicle’s systems. This leads to higher costs to fix the issues and increased risk taking your car on the road if you ignore the problem.
One of the more common malfunctions that Audi drivers experience is with their exhaust gas recirculation valve or EGR. When it comes to your EGR valve, putting off maintenance for any period of time can be damaging, so it’s important to get issues looked at immediately.
The EGR Valve
Exhaust gas recirculation is the process by which your Audi lowers the nitrogen oxide emissions in your vehicle’s exhaust system. This is important for several reasons, one being that nitrogen oxide gases are dangerous for the environment and people’s lung health. Additionally, redirecting gases from your exhaust to your engine to recirculate them, rather than releasing them, is beneficial to your Audi’s performance. The process works to cool your combustion chamber’s temperature and increase your vehicle’s functioning.
The EGR valve is critical to maintain high EGR efficiency. However, detecting problems with the EGR valve can be difficult, as many of the symptoms of a failed EGR valve mimic other common issues in an Audi’s engine. Additionally, diagnosis and treatment will vary widely depending on the specific model of Audi and type of valve installed in your engine. It’s crucial that you bring your vehicle in to a certified mechanic as soon as possible if you notice any of the symptoms of a failing EGR valve.
Signs of a Failing EGR Valve
If your EGR valve begins to give out, you may notice gradual signs and symptoms, or the issues may be immediately noticeable if the valve gives out suddenly. It’s important to take note of any changes in your Audi’s performance to point your mechanic in the right direction.
Low or worsening fuel economy
If your EGR valve fails, your vehicle will begin over consuming fuel and putting out higher levels of emissions. This can lead to compromised engine function if not addressed.
Poor or struggling acceleration
Whether you experience delayed or slow acceleration, this symptom can cause issues and embarrassment in stop-and-go traffic and when getting on and off the highway. As such, it’s important to take your vehicle to a mechanic immediately if you notice acceleration issues of any description.
Illuminated warning lights on your dashboard
If your check engine light comes on, especially in conjunction with the other two symptoms, it’s a potential sign of a failing EGR valve.
How to Prevent EGR Valve Failure
There are a few steps you can take to help prevent issues with your Audi’s EGR valve, though there is no absolute guarantee that normal wear and tear won’t cause eventual problems.
- Stick to your Audi’s maintenance schedule. This is crucial to maintain the overall performance and function of your vehicle.
- Address any symptoms of underperformance immediately. Small issues can quickly compound into major and potentially dangerous problems with your engine or other critical components of your vehicle.
- Seek out a mechanic who specializes in Audi or European vehicles. Not every mechanic knows how to work on a high-end engine like Audi.
- Use only Audi-approved parts if you need a replacement. While off-brand parts may cut costs, they are often not covered by warranties and may not be manufactured to Audi’s strict standards.
Bavarian Auto Can Help
If you’re experiencing issues with the EGR valve in your Audi, bring it by Bavarian Auto today. Bavarian Auto has serviced the Ootelwah, Hixson, and Chattanooga, TN area for almost 40 years. Every European vehicle that drives through our door is offered a comprehensive range of services, from inspections and diagnostics to in-depth engine work. We maintain your high standards and expectations without the hassle and pricey cost of taking your Audi back to the dealership.