Check Engine Light Diagnostics in Klamath Falls
A check engine light tells you the computer saw something outside its expected range. It does not tell you what broke. The code is where we start looking, not the answer.
Plenty of shops read the code, sell you the part the code names, and hand the car back with the light still on. We trace the cause instead.
We book by phone, so you get a real answer about timing.
What it costs to find out
Carries a diagnostic fee
Work that needs our scanner or deeper electrical tracing carries a diagnostic fee, and unlike the brake inspection it is not credited toward the repair. We tell you what the fee is on the phone before you come in, so there is no surprise.
Signs It Is Time To Come In
- A steady check engine light with no obvious change in how the car drives
- A flashing check engine light, which means stop driving and call us
- Rough idle, hesitation, or a stumble under acceleration
- A drop in fuel economy you cannot explain
- The car failing to start cleanly or stalling
- Any dash warning light you do not recognise
What We Actually Do
- 1
Pull the stored and pending codes with our scanner
- 2
Look at live data while the engine runs, because a code alone is rarely enough
- 3
Test the part the code points at before condemning it
- 4
Explain what we found in plain language and what it costs before we start
Call for a firm estimate. Diagnostic time depends on what the codes point at.
Every repair is backed by a 12-month, 12,000-mile warranty. Because most of the parts we use are NAPA parts, that warranty is honored at any NAPA Car Care shop nationwide, not just here.
Often Comes Up With
See everything we fixBefore us
Thank you for everything.
~ C.T, Owner of 6th Street Auto Repair

What to Expect
- Oil ChangeAbout 45 minutes
- BrakesAbout 2 hours
- DiagnosticCall for a firm estimate
Dropping Off
- After-hours key drop available
- Waiting area with WiFi and coffee
The shop
Shop Details
Tap to call the shop
541-884-97063956 S. 6th St, Klamath Falls, OR 97603
Shop Hours
- Monday to Friday
- 8:00 AM to 5:00 PM
- Saturday
- Closed
- Sunday
- Closed