top of page

Visit Our High-Performance Dyno Tuning Division, Redline Dyno Center.

B&R-Electrical-Diagnostics-Hero.jpg

ELECTRICAL DIAGNOSTICS

Gradient-Mesh-Background_Dark.jpg
Closeup view of a newly installed alternator.
Did You Know: The alternator turns mechanical energy into electrical energy which gets directed to the battery.

PREDICTIVE MAINTENANCE

The collection of data from a large number of vehicles allows OEMs to access a wealth of information, which can be used to reduce recalls and warranty repairs by highlighting specific issues before they become widespread problems.

EARLY PROBLEM DETECTION

Electrical diagnostic testing is pivotal for identifying potential issues in a vehicle's electrical system before they escalate into major problems. This can prevent unexpected breakdowns and costly repairs, ensuring the vehicle remains in optimal condition.

IMPROVED PERFORMANCE

Replacing an old or failing alternator can provide more electrical power to the vehicle’s systems, reducing strain on the engine and improving performance. Additionally, a new alternator can improve fuel efficiency by not overloading the battery and causing the engine to work harder, thereby reducing the risk of breakdowns.

BENEFITS OF A HEALTHY ELECTRICAL SYSTEM

Discover the benefits you and your vehicle receive when you identify and repair problems with your vehicle's electrical system. As these are only a few of the many benefits, you'll be reassured that every repair made to your vehicle is an investment for the long term here at B&R Auto Repair.

BATTERY REPLACEMENT

Our engine tune-up service is designed to restore your vehicle's performance, fuel efficiency, and reliability. Our experienced technicians will conduct a comprehensive inspection of your engine, including spark plugs, ignition system, fuel system, and emissions components. We'll replace worn spark plugs, ignition wires, and filters as needed, and perform adjustments to optimize engine timing and fuel mixture.

ALTERNATOR REPLACEMENT

Our engine diagnostics service is the first step in identifying and resolving any issues affecting your vehicle's performance. Using state-of-the-art diagnostic equipment and software, our skilled technicians will thoroughly analyze your vehicle's onboard computer system to retrieve error codes and pinpoint the root cause of any problems. Whether it's a check engine light, rough idle, or poor fuel efficiency, we'll diagnose the issue accurately and provide you with a detailed report of our findings.

STARTER REPLACEMENT

Our alternator and starter replacement service ensures reliable engine starting and electrical power generation for your vehicle. Our experienced technicians will carefully inspect your alternator and starter for signs of wear, damage, or malfunction. If replacement is necessary, we'll install high-quality, OEM-approved alternators and starters to restore optimal performance and reliability.

CEL (CHECK ENGINE LIGHT)

Our water pump replacement service ensures your vehicle's cooling system operates at optimal efficiency and reliability. Our skilled technicians will carefully inspect your water pump for any signs of wear, leaks, or malfunction. If replacement is necessary, we'll install a high-quality, OEM-approved water pump to restore proper coolant circulation and prevent overheating.

ECU REPLACEMENT

Our timing belt or chain replacement service ensures the proper functioning and longevity of your vehicle's engine. Our experienced technicians will carefully inspect your timing belt or chain for signs of wear, stretching, or damage. If replacement is necessary, we'll install a high-quality, manufacturer-approved timing belt or chain to ensure precise synchronization of engine components.

CODE SCANNING

Our full engine replacement service is a comprehensive solution for restoring your vehicle's performance and reliability. Whether your engine has suffered irreparable damage or you're looking to upgrade to a more powerful or fuel-efficient option, our experienced technicians have you covered. We'll carefully remove your old engine and replace it with a high-quality, remanufactured or new engine that meets or exceeds OEM specifications.

OUR ELECTRICAL DIAGNOSTIC SERVICES

At B&R Auto Repair, we understand that your vehicle is more than just a mode of transportation—it's an investment. That's why we offer car and truck electrical diagnostic services designed to keep your vehicle running smoothly for years to come. Explore our individual services we commonly provide below.

WHY CHOOSE US

40+ Years in Business

ASE Certified Technicians

Accurate Diagonistics

Equipped Advanced Technology

At B&R Auto Repair, we provide essential products and full service precision automotive repair tailored to meet the actual needs of our customers. We communicate our diagnostics with clarity and concise reasoning, ensuring that you comprehend the information before making any decisions. This commitment is extended to every individual who enters our doors.

Group of men standing together near a car talking.

FREQUENTLY ASKED QUESTIONS

  • The lifespan of a car battery can vary depending on factors such as usage patterns, weather conditions, and maintenance. On average, car batteries typically last between 3 to 5 years. However, extreme temperatures, frequent short trips, and excessive electrical loads can shorten the battery's lifespan. It's essential to monitor the condition of your battery regularly, including checking for signs of corrosion on the terminals and ensuring proper charging voltage.

     

    Additionally, having your battery tested during routine maintenance visits can help identify any potential issues before they lead to a breakdown. If you're unsure about the condition of your car battery or if it's approaching the end of its lifespan, our team of experts can perform a battery inspection and recommend appropriate maintenance or replacement options to keep you on the road safely.

  • The check engine light can illuminate for various reasons, indicating a potential issue with your vehicle's engine, emissions system, or other critical components. Common reasons for the check engine light to come on include:
     

    1. Loose gas cap: A loose or damaged gas cap can trigger the check engine light to illuminate. Ensure the gas cap is securely tightened, and if the light persists, it may indicate a different issue.

    2. Faulty oxygen sensor: The oxygen sensor measures the amount of oxygen in the exhaust gases and helps regulate fuel mixture. A faulty oxygen sensor can cause the check engine light to come on and may affect fuel economy and emissions.

    3. Catalytic converter issues: A malfunctioning catalytic converter can trigger the check engine light and may result in reduced engine performance and increased emissions.

    4. Spark plug or ignition coil problems: Worn or faulty spark plugs or ignition coils can lead to misfires and trigger the check engine light.

    5. Mass airflow sensor (MAF) failure: The MAF sensor measures the amount of air entering the engine and helps regulate fuel injection. A failed MAF sensor can affect engine performance and trigger the check engine light.

    6. Vacuum leak: Leaks in the vacuum system can disrupt engine operation and trigger the check engine light.

    7. Faulty engine control module (ECM): The ECM is the computer that controls various engine functions. A malfunctioning ECM can trigger the check engine light and may require diagnosis and replacement.
       

    If your check engine light is on, it's essential to have your vehicle inspected by a qualified technician as soon as possible to diagnose the issue accurately. Ignoring the check engine light can lead to further damage to your vehicle and may result in more costly repairs down the road. Our team of experts can perform diagnostic tests to identify the cause of the check engine light and recommend appropriate repairs to keep your vehicle running smoothly.

  • When the check engine light illuminates on your vehicle's dashboard, it's essential to take prompt action to diagnose and address the underlying issue. Here are the steps you can take:
     

    1. Don't panic: While the check engine light can indicate a potential problem with your vehicle, it doesn't necessarily mean an immediate breakdown. However, it's essential not to ignore the light, as it could indicate a more serious issue that requires attention.

    2. Check for other warning signs: Pay attention to any other symptoms your vehicle may be exhibiting, such as unusual noises, vibrations, or changes in performance. These can provide clues about the nature of the problem.

    3. Check the gas cap: A loose or damaged gas cap can sometimes trigger the check engine light. Ensure the gas cap is securely tightened, and if the light persists, proceed with further diagnosis.

    4. Schedule a diagnostic inspection: Contact a qualified technician to schedule a diagnostic inspection as soon as possible. Using specialized diagnostic equipment, the technician can retrieve error codes stored in the vehicle's onboard computer and perform additional tests to identify the specific issue causing the check engine light to illuminate.

    5. Follow recommended repairs: Based on the diagnostic results, the technician will recommend appropriate repairs or maintenance to address the underlying issue. It's essential to follow their recommendations to prevent further damage to your vehicle and ensure continued reliability.

    6. Continue monitoring: Even if the check engine light turns off after repairs are performed, it's a good idea to continue monitoring your vehicle for any unusual symptoms. If the light comes back on or if you notice any new issues, schedule another inspection promptly.
       

    By taking these steps, you can address the check engine light effectively and ensure the continued performance and reliability of your vehicle. If you're experiencing a check engine light, give us a call today to schedule an appointment with one of service technicians at B&R Auto Repair.

  • An alternator is a crucial component of your vehicle's electrical system that plays a vital role in keeping the battery charged and powering various electrical components while the engine is running. Specifically, the alternator converts mechanical energy from the engine into electrical energy, which is then used to recharge the battery and supply power to the electrical system.

    Here are some key functions of the alternator:
     

    1. Charging the battery: The alternator ensures that the battery remains charged by supplying it with a steady flow of electrical current. This is essential for starting the engine and powering electrical components such as lights, radio, and HVAC systems.

    2. Supplying power to electrical components: In addition to charging the battery, the alternator provides power to various electrical components in the vehicle, including the ignition system, fuel injection system, and onboard computers.

    3. Maintaining electrical system voltage: The alternator helps regulate the voltage in the vehicle's electrical system, ensuring that it remains within the optimal range for proper operation of electrical components.

Gradient-Mesh-Background.jpg

Areas Served: Sterling, IL | Rock Falls, IL | Dixon, IL | and Other Surrounding Areas

Don't let your car or truck problems stop you from doing what is needed in your life. Schedule an appointment today, call our front desk to speak with our service manager, or stop at B&R Auto Repair to speak with one our automotive technicians. We'll get you and your vehicle back on the road running properly and safely.

SCHEDULE APPT TODAY

bottom of page