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.

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  • 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
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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 A-1 Automotive October 27, 2025
Winter in Portland, OR, often brings a mix of rain, cold temperatures, and occasional icy conditions that can put your car to the test. Preparing your vehicle before the weather turns harsh can help you stay safe and avoid breakdowns. From ensuring your brakes are ready to stop on slick roads to keeping your visibility clear, a little preparation goes a long way. At A-1 Automotive, we provide expert winter auto maintenance in the greater Portland, OR area. Here are five tips for getting your car ready for the Pacific Northwest winter. Have Your Brakes Inspected Wet and slippery roads are common in Portland’s winter months, making reliable brakes an absolute must. If your brake pads are worn or your rotors are uneven, your stopping distance can increase in slick conditions. A professional brake inspection will ensure that your pads, rotors, and brake fluid are all in good shape. Addressing any issues early will give you the peace of mind that your brakes will respond properly when you need them most. Get Your Battery Tested Cold weather can be tough on car batteries. Low temperatures can decrease their ability to hold a charge. If your battery is more than three years old or you’ve noticed slow cranking recently, it’s smart to have it tested before winter hits. A technician can check the voltage and overall health of your battery to make sure it’s strong enough to start your car on chilly mornings. Replace Worn Wiper Blades Constant rain is a fact of life in Portland winters, so clear visibility is crucial. Wiper blades wear out over time, leaving streaks or skipping across the glass. If you notice uneven wiping, replace them right away. Installing high-quality, all-season or winter wiper blades ensures that rain and slush are cleared efficiently, keeping your windshield clear in wintry conditions. Use Winter-Grade Wiper Fluid Standard wiper fluid can freeze when temperatures drop, leaving you unable to clear your windshield. Switching to a winter-grade wiper fluid designed to resist freezing ensures that your washer system continues to function even on frigid mornings. Check Your Heater and Defroster Before winter begins, it’s important to make sure your heater and defroster are working properly. A functioning heater keeps you warm, while a reliable defroster prevents fogged or frosted windows that can block your view. If you notice weak airflow or fog that doesn’t clear quickly, have your system inspected to ensure it’s ready for the cold, damp Portland weather. Winter Auto Maintenance in Portland, OR When you need auto maintenance in Portland, OR or Vancouver, WA, visit A-1 Automotive. Feel free to give us a call to make an appointment!
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By A-1 Automotive October 27, 2025
Winter in Portland, OR, often brings a mix of rain, cold temperatures, and occasional icy conditions that can put your car to the test. Preparing your vehicle before the weather turns harsh can help you stay safe and avoid breakdowns. From ensuring your brakes are ready to stop on slick roads to keeping your visibility clear, a little preparation goes a long way. At A-1 Automotive, we provide expert winter auto maintenance in the greater Portland, OR area. Here are five tips for getting your car ready for the Pacific Northwest winter. Have Your Brakes Inspected Wet and slippery roads are common in Portland’s winter months, making reliable brakes an absolute must. If your brake pads are worn or your rotors are uneven, your stopping distance can increase in slick conditions. A professional brake inspection will ensure that your pads, rotors, and brake fluid are all in good shape. Addressing any issues early will give you the peace of mind that your brakes will respond properly when you need them most. Get Your Battery Tested Cold weather can be tough on car batteries. Low temperatures can decrease their ability to hold a charge. If your battery is more than three years old or you’ve noticed slow cranking recently, it’s smart to have it tested before winter hits. A technician can check the voltage and overall health of your battery to make sure it’s strong enough to start your car on chilly mornings. Replace Worn Wiper Blades Constant rain is a fact of life in Portland winters, so clear visibility is crucial. Wiper blades wear out over time, leaving streaks or skipping across the glass. If you notice uneven wiping, replace them right away. Installing high-quality, all-season or winter wiper blades ensures that rain and slush are cleared efficiently, keeping your windshield clear in wintry conditions. Use Winter-Grade Wiper Fluid Standard wiper fluid can freeze when temperatures drop, leaving you unable to clear your windshield. Switching to a winter-grade wiper fluid designed to resist freezing ensures that your washer system continues to function even on frigid mornings. Check Your Heater and Defroster Before winter begins, it’s important to make sure your heater and defroster are working properly. A functioning heater keeps you warm, while a reliable defroster prevents fogged or frosted windows that can block your view. If you notice weak airflow or fog that doesn’t clear quickly, have your system inspected to ensure it’s ready for the cold, damp Portland weather. Winter Auto Maintenance in Portland, OR When you need auto maintenance in Portland, OR or Vancouver, WA, visit A-1 Automotive. Feel free to give us a call to make an appointment!
By A1 Automotive September 24, 2025
Your brakes are one of the most crucial safety systems in your vehicle, and any problems with them should never be ignored. Even small issues can escalate into dangerous situations if left unaddressed. Knowing the signs of brake trouble helps you catch problems early, protect your passengers, and avoid costlier repairs down the road. At A-1 Automotive, our local mechanics provide expert brake repair in the greater Portland, OR area. Here are five common symptoms of brake trouble. Squeaking or Grinding Noises Unusual sounds when you apply the brakes are often an early warning sign. A high-pitched squeak usually means that your brake pads are worn down and need to be replaced. If you hear grinding, it may indicate that the pads are completely worn through, potentially damaging the rotor. Soft Brake Pedal When you press down on the brake pedal, it should feel firm and responsive. If it feels soft, spongy, or sinks to the floor, there could be air or moisture in the brake lines. This symptom can severely reduce braking efficiency and should be addressed right away to ensure reliable stopping power. This could also be a symptom of a brake fluid leak, which poses a major safety hazard. Vibrations When Braking If you feel shaking or vibrations when you slow down, it may point to warped brake rotors. This can happen from excessive heat buildup caused by heavy or prolonged braking.Vibrations tied to braking are a clear sign that your brake system needs professional attention. Warning Light on the Dashboard Most modern vehicles are equipped with sensors that monitor the brake system. If you see a brake warning light or the ABS (anti-lock braking system) light on your dashboard, it’s a sign that something is wrong. This means you should promptly get to the shop for diagnostics. Pulling to One Side If your vehicle pulls to the left or right when braking, it could mean that a brake caliper is stuck, potentially because of corrosion. Not only does it reduce braking effectiveness, but it also makes your vehicle harder to control, especially in emergencies. Brake 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!
By A-1 Automotive August 25, 2025
Your vehicle’s cooling system plays a critical role in keeping the engine at a safe operating temperature. When it develops an issue, it can quickly lead to overheating, breakdowns, or even major engine damage. Recognizing the early warning signs of cooling system trouble allows you to address problems before they become costlier repairs. At A-1 Automotive, we provide expert cooling system repair in the greater Portland, OR area. Here are four of the most common signs your cooling system needs attention. Unusual Temperature Fluctuations One of the clearest indications of a cooling system issue is when your temperature gauge starts moving erratically. If you notice the needle climbing into the red zone or fluctuating more than normal, it signals that coolant may not be circulating properly. This could be caused by a malfunctioning thermostat, a failing water pump, or insufficient coolant levels. Ignoring these fluctuations can result in overheating and severe engine damage. Visible Coolant Leaks Puddles of green, orange, or pink fluid (your coolant might be a different color) under your car often point to a coolant leak. These leaks may stem from a cracked radiator, a damaged hose, or a faulty water pump. Even a slow leak can lower coolant levels enough to cause engine overheating. Checking for wet spots under the vehicle after parking can help you catch this problem early before it leads to larger repairs. Sweet Smell from the Engine Bay Coolant has a distinctive sweet smell, and if you notice it while driving or after shutting off your vehicle, it commonly means coolant is leaking onto hot engine components. This not only reduces your cooling system’s efficiency but can also create steam and potential fire hazards. A professional inspection can quickly locate and fix the source of the leak. Steam Coming from the Hood One of the most urgent signs of a cooling system issue is steam rising from under the hood. This indicates that the engine is dangerously overheated and should be shut off as soon as you can safely park to prevent catastrophic damage. Continuing to drive in this condition risks warping the cylinder head and other potentially major damage. Cooling System 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!
By A-1 Automotive July 23, 2025
Engine oil plays a critical role in lubricating moving parts, reducing friction, and keeping the engine cool. When oil becomes old or contaminated, it can no longer perform these essential functions effectively. Neglecting oil changes can lead to serious engine trouble and expensive repairs. At A-1 Automotive, we provide full-service oil changes in the greater Portland, OR area. Here are four reasons why staying current with oil changes should always be a top priority for any car owner. Protects the Engine from Wear Your engine is made up of many moving parts that operate at high speeds and under intense heat. Oil acts as a barrier between these parts, preventing metal-on-metal contact that can cause premature wear. Over time, oil breaks down and loses its lubricating properties. Without fresh oil, friction increases, which can lead to engine damage. Keeping up with regular oil changes helps ensure that your engine is properly protected and runs more efficiently. Improves Fuel-Efficiency Clean oil allows your engine to run with less effort, which can lead to better fuel-economy. When oil becomes dirty, the engine has to work harder, using more fuel in the process. Staying current with oil changes helps reduce internal resistance, allowing your vehicle to operate more efficiently. Over time, consistent maintenance can save you money at the gas pump and reduce your vehicle’s overall environmental impact. Helps Prevent Costly Engine Repairs Ignoring oil changes can lead to sludge buildup, overheating, and even engine failure. These issues are not only disruptive but also expensive to fix. Routine oil changes are a relatively low-cost investment that can help you avoid major mechanical failures down the road. A well-maintained engine is far less likely to suffer from catastrophic damage. Extends Vehicle Lifespan Staying on top of oil changes helps your engine run smoothly for longer, which contributes to the overall longevity of your vehicle. If you plan to keep your vehicle for many years—or want to maintain its value for resale—routine oil changes are a smart and necessary part of long-term vehicle care. Full-Service Oil Changes in Portland, OR and Vancouver, WA For expert auto maintenance in Vancouver, WA and Portland, OR, visit A-1 Automotive. Feel free to give us a call to make an appointment for car care in greater Portland!