---
title: "Mesa Smog — Clean Truck Check, Costa Mesa, CA | CTC Finder"
description: "Mesa Smog in Costa Mesa, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, motorhome testing. Phone, address and nearby…"
url: "https://ctcfinder.com/tester/mesa-smog-costa-mesa/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Mesa Smog

Clean Truck Check tester in Costa Mesa, CA (Orange County).

> CTC Finder is an independent directory, not affiliated with CARB. Tester data: CARB Clean Truck Check public tester list, last checked November 1, 2026. Confirm services, hours and prices with the tester.

| Field | Value |
|---|---|
| Location | 609 W 19th St, Costa Mesa, CA 92627 |
| County | Orange County |
| Phone | (949) 650-4354 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Mesa Smog can test

| Your vehicle | Test required | This tester |
|---|---|---|
| Diesel, model year 2013 or newer | OBD scan | Yes |
| Alternative fuel (natural gas, propane), 2018 or newer | OBD scan | Yes |
| Diesel, model year 2012 or older (no OBD) | Smoke opacity test (SAE J1667) plus visual inspection | Not listed |
| California-registered motorhome | Same test as above by engine year, once a year | Yes |

For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is AAA Insprctions in Costa Mesa, about 1 mile away. [See listing](https://ctcfinder.com/tester/aaa-insprctions-costa-mesa/).

## Clean Truck Check testers in Orange County

Mesa Smog is one of 159 testing businesses in Orange County on CARB's public tester list. 146 of them offer mobile testing and 84 do smoke opacity tests. In Costa Mesa itself there are 6 listed businesses, 6 of them mobile.

## When your truck is due

Most trucks test twice a year, on a schedule tied to the DMV registration expiration date. CARB says OBD trucks move to four tests a year beginning October 2027. California-registered (non-commercial) motorhomes and agricultural vehicles test once a year. See the [deadline guide](https://ctcfinder.com/guide/deadlines-2026-2027/). You can test up to 90 days before a deadline. Free email reminders: https://ctcfinder.com/reminders/

## Frequently asked questions

### Does Mesa Smog offer mobile Clean Truck Check testing?

Yes. Mesa Smog says on CARB's tester list that it offers mobile testing, so it can come to your yard or job site. Ask about a trip fee when you call.

### Can Mesa Smog test a 2012 or older diesel truck?

Mesa Smog does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [AAA Insprctions](https://ctcfinder.com/tester/aaa-insprctions-costa-mesa/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Mesa Smog charge for a Clean Truck Check?

Mesa Smog has not published prices with us; call (949) 650-4354 for a quote. Published California prices are usually $50–$135 per vehicle for an OBD test and $190–$200 for a smoke opacity test, plus CARB's annual fee ($32.13 in 2026). See the [cost guide](https://ctcfinder.com/guide/cost/).

### Is Mesa Smog a CARB-credentialed tester?

Mesa Smog appears on CARB's public Clean Truck Check tester list, last checked November 1, 2026. Only credentialed testers can submit results to CARB; after the test, confirm the passing result shows for your vehicle in CTC-VIS.

## Other testers nearby

- **[AAA Insprctions](https://ctcfinder.com/tester/aaa-insprctions-costa-mesa/)** — Costa Mesa, CA 92627 — (714) 697-7015 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Burciaga's Auto Service](https://ctcfinder.com/tester/burciagas-auto-service-costa-mesa/)** — 738 W 17th St Suite F, Costa Mesa, CA 92627 — (714) 308-7844 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[American Trans-Data, Corp](https://ctcfinder.com/tester/american-trans-data-corp-costa-mesa/)** — 2755 Bristol St Suite 150, Costa Mesa, CA 92626 — (715) 350-8949 — 2 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Credentialed tester in Costa Mesa](https://ctcfinder.com/tester/credentialed-tester-in-costa-mesa-costa-mesa/)** — 3211 Harbor Blvd, Costa Mesa, CA 92626 — (714) 717-4738 — 2 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[D' S Autotmoive INC.](https://ctcfinder.com/tester/d-s-autotmoive-inc-costa-mesa/)** — 1366 Logan Ave Suite I, Costa Mesa, CA 92626 — (714) 310-3163 — 2 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Hoang truong](https://ctcfinder.com/tester/hoang-truong-newport-beach/)** — Newport Beach, CA 92660 — (714) 397-8025 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.