Specialize in Asian Auto Repair Services and OR Emissions in Portland, OR Area

A-1 Automotive has been providing quality auto repair in Portland to drivers of all makes and models of Asian, European and domestic cars, trucks and SUVs for more than 30 years. Our crew of ASE certified technicians have access to the latest diagnostic and repair equipment, ensuring fast and accurate service, every time.


When it is time for car repair or factory auto maintenance in Portland, don't hesitate to call our friendly team to schedule an appointment.

A man is holding two tires in his hands in a garage.
  • Check Engine Light Repair
  • Exhaust & OR Emissions
  • Steering & Suspension
  • Fuel Pump & Injection Repair
  • BG Fuel & Air Induction Service
  • Fleet Vehicle Services
  • DEQ Emission Repair
  • Heat & AC Repair
  • Belts & Hoses
  • Electrical Repair
  • Diesel Services
  • Wheels & Tires
A white car is sitting on a lift in a garage.

Oregon State Emissions

A-1 Automotive offers expert emissions repair in Portland for any vehicle that has failed its emission testing. Using state of the art diagnostic tools, we can identify the root cause of the failure and get it fixed fast, ensuring your car or truck is safe and legal to drive.


Contact our full service auto shop to schedule an appointment or to learn more about our DEQ emission repair options.

Engine Repair & Diagnostics

Our factory trained engine mechanics in Portland, Oregon have years of experience and access to the latest diagnostic tools that allow us to quickly and correctly identify engine problems. If you notice the check engine light, spot any leaks, experience a drop in MPGs, see increased exhaust smoke or hear strange noises coming from under the hood, don't hesitate to Call A1 Automotive to schedule diagnostics and engine repair in Portland. Our mission is to send you home in a car that is performing great. You can count on us to do this by conducting everything from minor tune up services to complete engine rebuilding.

A service engine soon sign is lit up on a dashboard

Asian Auto Repair Services

Our nearby auto shop specializes in Asian auto repair in Portland. Our team cares for all Japanese and Korean vehicles, including those built by Mazda, Nissan, Acura, Honda, Toyota, Subaru, Kia, Hyundai, Infiniti, Genesis, Lexus, Mitsubishi, Scion and others. From factory auto maintenance to complex engine and transmission repair, you can count on our team to properly care for your Import car, truck, van or SUV. Give us a call for an estimate for the cost of Asian auto repair.


A-1 Automotive is a true full service Asian auto repair shop in Portland that is dedicated to providing the highest quality care for you and your car. To request an appointment with our team of professional technicians please give us a call at (503) 616-5479. We look forward to helping you get back on the road fast.

A-1 Automotive - Portland, OR

7812 SE 82nd Ave.
Portland, OR 97266
Mon-Fri 7am-6pm & Sat: 9am-3pm
(503) 616-5479
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Auto Repair Services in Oregon Area including Portland, Clackamas, Gladstone, West Linn, Milwaukie, Happy Valley, Sunnyside, Gresham, Damascus & Oregon City

A-1 Automotive Blog

By A1 Automotive June 20, 2025
Planning a road trip can be exciting, but before you hit the open road, it’s crucial to make sure your vehicle is ready for the journey. A pre-trip inspection by a trusted mechanic can give you peace of mind and help prevent breakdowns far from home. At A-1 Automotive, our local mechanics can expertly prepare your vehicle for your adventure. Here are four important reasons to have your car inspected before your road trip. Catch Potential Problems Early One of the biggest benefits of a pre-trip inspection is the chance to identify and fix issues before they escalate. A mechanic can spot worn belts, low fluids, or battery concerns that might otherwise go unnoticed until they cause trouble on the road. Addressing these problems early can save you from costly repairs and major inconvenience during your trip. Help Ensure Safety for Everyone on Board Your car’s safety systems—like brakes, tires, lights, and steering—play a vital role in keeping you and your passengers protected. The mechanic can thoroughly check these components to make sure they’re functioning correctly. Knowing that your brakes are responsive, your tires are properly inflated, and your lights are all working helps you drive with greater confidence and reduces the risk of accidents. Improve Fuel-Efficiency A well-maintained vehicle operates more efficiently. Things like dirty air filters, under-inflated tires, or misaligned wheels can cause your car to burn more fuel than necessary. The mechanic can make adjustments that help you get better gas mileage, which is especially important during long trips when fuel costs can quickly add up. Avoid Roadside Emergencies Few things can derail a road trip like a breakdown in the middle of nowhere. A pre-trip inspection helps minimize the chance of being stranded with a mechanical issue far from help. From checking coolant levels to testing the battery and inspecting belts and hoses, your mechanic can ensure your vehicle is prepared for extended hours of driving in various conditions. Auto Maintenance in Portland, OR and Vancouver, WA When you need auto maintenance in Vancouver, WA or Portland, OR, visit A-1 Automotive. At our local auto shop, our highly-rated mechanics can expertly prepare your car for your road trip. Feel free to give us a call to make an appointment!
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By A1 Automotive June 20, 2025
Planning a road trip can be exciting, but before you hit the open road, it’s crucial to make sure your vehicle is ready for the journey. A pre-trip inspection by a trusted mechanic can give you peace of mind and help prevent breakdowns far from home. At A-1 Automotive, our local mechanics can expertly prepare your vehicle for your adventure. Here are four important reasons to have your car inspected before your road trip. Catch Potential Problems Early One of the biggest benefits of a pre-trip inspection is the chance to identify and fix issues before they escalate. A mechanic can spot worn belts, low fluids, or battery concerns that might otherwise go unnoticed until they cause trouble on the road. Addressing these problems early can save you from costly repairs and major inconvenience during your trip. Help Ensure Safety for Everyone on Board Your car’s safety systems—like brakes, tires, lights, and steering—play a vital role in keeping you and your passengers protected. The mechanic can thoroughly check these components to make sure they’re functioning correctly. Knowing that your brakes are responsive, your tires are properly inflated, and your lights are all working helps you drive with greater confidence and reduces the risk of accidents. Improve Fuel-Efficiency A well-maintained vehicle operates more efficiently. Things like dirty air filters, under-inflated tires, or misaligned wheels can cause your car to burn more fuel than necessary. The mechanic can make adjustments that help you get better gas mileage, which is especially important during long trips when fuel costs can quickly add up. Avoid Roadside Emergencies Few things can derail a road trip like a breakdown in the middle of nowhere. A pre-trip inspection helps minimize the chance of being stranded with a mechanical issue far from help. From checking coolant levels to testing the battery and inspecting belts and hoses, your mechanic can ensure your vehicle is prepared for extended hours of driving in various conditions. Auto Maintenance in Portland, OR and Vancouver, WA When you need auto maintenance in Vancouver, WA or Portland, OR, visit A-1 Automotive. At our local auto shop, our highly-rated mechanics can expertly prepare your car for your road trip. Feel free to give us a call to make an appointment!
By A-1 Automotive May 22, 2025
Keeping your engine in top shape is essential for promoting your vehicle’s long-term performance and reliability. Simple habits and maintenance routines go a long way in protecting your engine from wear and damage. Here are four tips to help you keep your engine running strong for years to come. Stick to Your Oil Change Schedule Engine oil is vital for lubricating moving parts and reducing heat and friction. Over time, oil breaks down and collects dirt and debris, which can cause engine wear and reduced performance. Following the manufacturer’s recommended oil change schedule helps ensure your engine is always running with clean, effective oil. Regular oil changes also provide a chance to catch developing issues before they become serious problems. Check and Maintain Coolant Levels The cooling system helps regulate your engine’s temperature, preventing overheating and protecting internal components from damage. Low coolant levels or old, ineffective coolant can lead to serious overheating problems. Regularly checking/topping off your coolant (after the engine has cooled down) and flushing the system as recommended will help keep the engine at a safe temperature and reduce the risk of heat-related damage. Replace Air Filters as Needed Clean air is critical for proper engine combustion. A dirty or clogged air filter restricts airflow to the engine, which can reduce efficiency and power. Replacing the air filter at regular intervals helps maintain optimal airflow and engine performance. Pay Attention to Warning Lights Modern engines rely on sensors and onboard diagnostics to monitor key systems. If the check engine light or any other warning light comes on, don’t ignore it. These lights can indicate anything from minor issues to serious engine problems. Promptly diagnosing and repairing the problem can prevent it from worsening and becoming more expensive to resolve. Engine Repair & Maintenance in Portland, OR When you need an experienced mechanic Portland or Vancouver, WA, visit A-1 Automotive. At our local auto shop, we can expertly handle your vehicle’s repair and maintenance needs. Feel free to give us a call to make an appointment for car care in Portland, OR!
By A1 Automotive April 18, 2025
A properly-functioning suspension system is essential for a smooth and controlled ride. It absorbs bumps, supports handling, and helps keep your tires in proper contact with the road. When suspension issues arise, they can affect your safety, comfort, and even the lifespan of your tires, making it important to address such problems ASAP. At A-1 Automotive, we provide expert suspension repair in the greater Portland, OR area. Here are five common signs that your suspension may need repairs. Excessively Bumpy Ride One of the most noticeable signs of suspension trouble is a ride that feels unusually rough. If you feel every bump in the road or your car bounces excessively after hitting a pothole, your shocks or struts may be worn out. These components are designed to dampen movement and keep your ride smooth. Once they begin to fail, you’ll likely experience more jarring movements during everyday driving. Pulling or Drifting While Turning If your vehicle feels like it’s pulling to one side or drifting while turning, it could be a sign of a suspension problem. The suspension system is responsible for keeping the vehicle stable and balanced during cornering. If it’s not functioning properly, your car may lean or sway more than it should. This can increase your risk of losing control in sharp turns. Uneven Tire Wear When your suspension is compromised, it can cause uneven pressure on your tires. As a result, you might notice one or more tires wearing down more quickly or unevenly than the others. This is often due to misalignment or faulty suspension components that are no longer holding the wheels at the correct angle. Regular tire inspections can help spot this problem early. Nose Dives while Braking A healthy suspension system helps maintain vehicle balance during braking. If the front of your car dips sharply when braking, it’s a good indication that your shocks aren’t doing their job. This can reduce braking efficiency, which can be dangerous during emergency stops. Oily Shocks If you visually inspect your shocks and notice they look oily, it likely means they’re leaking fluid. Shocks rely on hydraulic fluid to absorb impacts, so a leak means they’re no longer able to perform properly. Any signs of leakage should prompt immediate service to avoid further complications. Suspension Repair in Portland, OR When you need auto repair in Portland, OR or Vancouver, WA, visit A-1 Automotive. At our nearby auto shop, we can expertly handle your car’s repair and maintenance needs. Feel free to give us a call to make an appointment!
By A1 Automotive March 24, 2025
The alternator is a crucial component of your vehicle’s electrical system, responsible for keeping the battery charged and powering essential electronics. When the alternator begins to fail, it can lead to serious issues that may leave you stranded if not addressed promptly. At A-1 Automotive, we provide expert alternator replacement and auto electric repair in the greater Portland, OR area. Here are five common signs that your alternator may be failing. Warning Light on the Dashboard Most modern vehicles have a dashboard warning light that looks like a battery or has the letters ALT or GEN displayed. When this light turns on, it often signals a problem with the charging system, which includes the alternator. While this warning could also indicate a battery issue, it is often a sign that the alternator is not generating enough power to keep the battery charged. Dimming/Flickering Lights One of the most common signs of an alternator problem is dim or flickering lights. The alternator supplies power to your vehicle’s headlights, dashboard lights, and interior lighting. If you notice that your headlights are dimming when you accelerate or flickering while driving, it could indicate that the alternator is struggling to provide a consistent power supply. Difficulty Starting the Vehicle A weak or failing alternator can struggle to keep the battery charged, leading to difficulty starting the engine. If jump-starting the car temporarily resolves the issue but the battery keeps draining, the alternator could be to blame. Electrical Accessory Issues The alternator supplies power to the electrical components in the vehicle, including the radio, power windows, air conditioning, and dashboard instruments. If you experience electrical malfunctions with electrical accessories, your alternator may not be delivering sufficient power. Strange Noises from the Engine Bay A failing alternator may produce unusual noises, such as grinding, whining, or squealing sounds. These noises can be caused by a worn-out alternator bearing or a belt problem. If you hear unusual noises from under the hood, it’s essential to have your alternator inspected before it completely fails. Alternator Replacement & Auto Electric Repair in Portland, OR When you need auto repair in Portland, OR or Vancouver, WA, visit A-1 Automotive. At our nearby auto shop, we can expertly handle your car’s repair and maintenance needs. Feel free to give us a call to schedule an appointment!