At Aaron’s Automotive Towing & Repair in Owatonna, MN, we provide comprehensive vehicle diagnostic testing to accurately identify and resolve issues affecting your car, truck, van, or SUV. Modern vehicles rely on complex computer systems and numerous sensors to operate efficiently and safely. When problems arise, diagnostic testing is essential to pinpoint the root cause quickly and effectively.
What Is Vehicle Diagnostic Testing?
Vehicle diagnostic testing uses advanced electronic equipment to communicate with your vehicle’s onboard computer systems. When your check engine light or other warning indicators illuminate, or when your vehicle is experiencing performance problems, diagnostic tools scan your vehicle’s systems to retrieve error codes and real-time data. These codes help technicians understand exactly where the problem lies, whether it’s a sensor failure, engine misfire, emission system issue, or another underlying concern.
Why Diagnostic Testing Is Important
Ignoring warning lights or symptoms without knowing the cause can lead to more severe damage and costly repairs down the line. Diagnostic testing offers several key benefits:
Accurate Problem Identification: Instead of guessing or replacing parts blindly, diagnostics reveal the precise source of trouble.
Faster Repairs: Knowing the exact issue helps our technicians repair your vehicle quicker and more efficiently.
Cost Savings: By addressing the root cause early, you avoid unnecessary repairs and reduce the risk of further damage.
Improved Performance & Safety: Properly functioning systems help your vehicle run smoothly, maintain fuel efficiency, and ensure safe operation.
Emissions Compliance: Diagnostic testing can detect emission system faults to help your vehicle meet environmental standards.
Common Issues Diagnosed
At Aaron’s Automotive Towing & Repair, our diagnostic services cover a wide range of automotive concerns, including:
- Check Engine Light: Whether the light is steady or flashing, we perform a thorough diagnostic to uncover what triggered the alert.
- Sensor Failure: Problems with oxygen sensors, mass airflow sensors, temperature sensors, and more are identified and repaired.
- Engine Misfires: We pinpoint the cause of misfires that affect engine smoothness and efficiency.
- Emission System Problems: Faulty catalytic converters, EGR valves, and other emission components are evaluated and fixed.
- Performance Issues: Decreased power, poor fuel economy, rough idling, and stalling can often be traced and resolved through diagnostics.
Our Diagnostic Process
- Initial Consultation: We listen to your concerns and note any symptoms or warning lights.
- Computerized Scan: Using advanced diagnostic equipment, we scan your vehicle for stored trouble codes.
- Data Analysis: Our technicians interpret the codes along with live sensor data to understand the full scope of the problem.
- Detailed Inspection: We perform a physical inspection of related components as needed.
- Repair Recommendations: We provide you with a comprehensive explanation, repair options, and cost estimates.
- Professional Repairs: Once approved, our team performs precise repairs backed by quality parts and expertise.
Why Choose Aaron’s Automotive Towing & Repair?
Choosing the right automotive repair center is essential to keep your vehicle in top condition and ensure your safety on the road. At Aaron’s Automotive Towing & Repair in Owatonna, MN, we stand out as a trusted partner for all your vehicle repair and maintenance needs. Here’s why more drivers in our community rely on us:
Locally Owned & Operated
As a proud local business, we understand the unique needs of Owatonna drivers and are deeply committed to serving our community with honest and personalized service.
Experienced & ASE-Certified Technicians
Our team of skilled mechanics is ASE-certified and brings years of hands-on experience. They stay up-to-date with the latest automotive technologies to deliver precise diagnostics and high-quality repairs.
Comprehensive Services Under One Roof
From engine and transmission repairs to brake service, electrical diagnostics, and 24-hour towing, we offer a complete range of automotive services to keep your vehicle running smoothly.
Transparent Pricing & Honest Communication
We believe in upfront, fair pricing without surprises. Our friendly staff takes the time to explain your vehicle’s condition and repair options in clear terms, so you can make informed decisions.
Quality Parts & Workmanship
We use only premium OEM or trusted aftermarket parts to ensure lasting repairs and dependable performance. Our workmanship is backed by warranties to give you peace of mind.
Contact Us Today
Don’t wait to address vehicle issues that can compromise performance or safety. Contact Aaron’s Automotive Towing & Repair today at 507-413-8500 to schedule professional vehicle diagnostic testing in Owatonna, MN. Our goal is to get you back on the road with confidence and peace of mind!





