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.
fast accurate service, they kept me informed every step of the way
Great advice and work from The Art of Maintenance team! James really helped me figure out the best way to move forward with my vehicle. Definitely will be a returning customer thank you!
So I bought an old van (1997) to convert to a camper van and these folks have been great at helping me get this old thing road ready. I have more items to fix as my budget allows and this is where I plan on getting all the repairs done. James and Conner have been particularly nice to have on my side. Thanks guys.
I love these guys. They go out of their way to keep in touch.
Art of Maintenance is wonderful! Took very good care of me and my van when I had electrical issues. Highly recommend!
They were super helpful in fixing a flat on my car. Went above and beyond and didn’t charge at the end. Super grateful for their professional service.
Great service verry fast
Everyone is very friendly and welcoming! The tech’s get the job done right the first time and swiftly!
They got me in and fix my brake lights that were out and unsafe very professional and took very good care of me
My experience with Art of Maintenance was one of the best I’ve ever had in working with a mechanic! Kevin was honest, straight forward and got my car in and out for a great price and GREAT work. He understood what I needed and did just that. I will be using them again and recommending them to anyone who needs a good, honest and reliable shop. Thanks again guys!
Knowledgeable mechanics, skilled communicators.
Art of Maintenance is the best! They have serviced my car many times from oil changes all the way to fixing my exhaust manifold and radiator. My 1999 Suzuki used to sound like a tractor and I could not believe how quiet it was after taking it to Art of Maintenance. They also provide very thorough vehicle reports via text message that include pictures and make keeping track of maintenance easy!
