Best in town 5 year/50k mile warranty
Roadside
assistance
0% interest financing options available
ASE certified technicians
Get a dealer alternative estimate on your repair
Free shuttle service while we work on your vehicle
400+ 5 Star Reviews
400+
Reviews
Free Second Opinion Inspection.
100% Price Match Guarantee.
Free Second Opinion Inspection. 100% Price Match Guarantee.
Engine Diagnostics
Engine Diagnostics That Bring Clarity Back to Your Drive
A deeper, smarter look into your engine’s performance so you can drive with confidence and zero guesswork.
Totally responsive and easy to work with. First time interaction was like dealing with an old friend. I’ve found my mechanic.
Totally responsive and easy to work with. First time interaction was like dealing with an old friend. I’ve found my mechanic.
Engine Diagnostic Services
Why Drivers Trust Us With Their Engine Checkups
When something feels “off” under the hood, you shouldn’t have to rely on guesses, vague explanations, or rushed inspections. At Art of Maintenance, we take a slow, thoughtful approach, because real answers require real attention. Our technicians don’t just plug in a scanner and call it a day; they listen to your concerns, study the symptoms, compare data, and dig into the full picture of your vehicle’s performance. Every test, reading, and visual check is done with purpose, giving you clear guidance about what’s happening and what needs to be done next. We blend technical expertise with human-level clarity so you walk away informed, prepared, and never pressured.
With the right Engine Diagnostics, problems are caught early, hidden issues are revealed, and repairs become smarter instead of expensive surprises. It’s all about giving your car the care it deserves.
Schedule An Engine Diagnostics Service Today!
How to Know Your Car Needs a Diagnostic Check
Sometimes your vehicle speaks in subtle clues before anything major goes wrong. A proper Engine Diagnostics appointment helps catch those early signs and prevent something small from becoming a budget-breaking headache. Whether it’s performance changes or warning lights you can’t decipher, an inspection brings everything into focus. Common signs to watch for:
Sudden dips in power
Reasons for this may be a failing fuel pump causing inconsistent fuel delivery, clogged fuel injectors restricting proper combustion, a malfunctioning mass airflow sensor sending incorrect air-intake data to the ECU, ignition coil misfires, turbocharger boost leaks, or intermittent faults detected by the engine control module that trigger temporary limp-mode or timing/air-fuel adjustments.
The dashboard light that keeps reappearing
Common reasons for these issues are persistent fault codes stored in the ECU, a failing sensor (like an oxygen sensor or mass airflow sensor) sending intermittent signals, loose or corroded electrical connections, low fluid levels that temporarily trigger alerts, or a problem that was reset but not fully repaired during diagnostics.
Strange sounds or shaking
Strange sounds or shaking from the engine can result from problems such as engine misfires due to faulty spark plugs or ignition coils, worn engine or transmission mounts causing excessive vibration, a failing serpentine belt or pulley producing unusual noises, vacuum leaks affecting engine balance, or internal issues like worn bearings or timing components.
Fuel efficiency dropping without explanation
This can be caused by issues such as a clogged air filter restricting airflow, failing oxygen sensors causing an incorrect air-fuel mixture, dirty or leaking fuel injectors, low tire pressure increasing engine load, a malfunctioning mass airflow sensor, or a thermostat stuck open preventing the engine from reaching optimal operating temperature.
ASE certified technicians
Get a dealer alternative estimate on your repair
Free shuttle service while we work on your vehicle
Trusted Automotive Care in Portland, Oregon
Keeping your car healthy shouldn’t feel complicated, and with our team, it never is. We explain what we find, outline your options, and help you make the best decision for your vehicle’s future.
Swing by Art of Maintenance in Portland, Oregon, anytime you want clarity, confidence, and engine care that’s done with skill and honesty.
Experiences.
Real
Results.
Got a used Jeep Liberty that ended up needing a bunch of maintenance work that comes along with buying a used car, so I took it to Art of Maintenance and they fixed it up good as new. They were good about communicating what issues they came across and called to review the recommended services to get my OK before proceeding. The Jeep is working great now and luckily they are right down the street from my house so it will be convenient to take it there for oil changes, etc. going forward.
We took our vehicle to AOM just days after taking it to the dealership. While, vehicle repairs are the LAST expense you want to incur during the holidays, AOM made the experience easier to handle by keeping us informed of the problem, included us in the solution, and had the vehicle back to us when they said they would. THANK YOU AOM!
Very quick and professional service. Were very helpful and got me sorted out very quickly. Awesome place!!
I had a great experience as well as a great follow up experience (I had to return due to me, not them!). And nice communication even after the job was completed.
Everyone was incredibly professional and informative. My car wouldn’t start so and AAA reccomended this shop as it was close to my house. They were extremely helpful and quick with serving my car! I was able to get detailed diagnostics and the starter replaced within 24 hours of dropping off my car. Highly reccomend!
Brought in our old X5 for a radiator leak and James and Kevin were communicative and helpful when it turned into much more of an issue.
They where amazing , got me in and out for the holiday thank you Kevin
Everyone here is very professional and punctual, work is done right and for a fair price! Technicians are very knowledgeable.
My favorite, most convenient place to get my car fixed. Also the ability to text for help is hands down a game changer.
Great place and great management!
art of maintenance is one of the best auto shops here in Portland Oregon that I’ve ever been to I always get a good job done on my car friendly service very nice workers that work there and my cars are always running good they’re dependable and I just recommend art of maintenance to anyone in the neighborhood or anywhere you come from always look up all the maintenance on Northeast MLK off of ainsworth in Portland Oregon
I have been put through hell when I comes to mechanics working on my vehicles, but not at Art of Maintenance. They got my vehicle in and tested the issues quickly, did the work right and made sure I knew what was going on every step of the way. Every question I had they answered and made me feel like my car was in good hands. Now having my car back all of the issues have been fixed, and I have peace of mind. Car maintenance is not cheap but at least when you go to Art of Maintenance they make sure you get the best customer service with efficient and accurate work.
Thank you!!
