---
title: "Robert Araujo — Clean Truck Check, Alhambra, CA | CTC Finder"
description: "Robert Araujo in Alhambra, CA is on CARB's Clean Truck Check tester list. Offers mobile testing. Phone, address and nearby testers."
url: "https://ctcfinder.com/tester/robert-araujo-alhambra/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Robert Araujo

Clean Truck Check tester in Alhambra, CA (Los Angeles 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 | Alhambra, CA 91803 |
| County | Los Angeles County |
| Phone | (323) 271-2565 |
| Mobile testing | Yes |
| OBD testing | No |
| Smoke opacity (non-OBD) | No |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Robert Araujo can test

| Your vehicle | Test required | This tester |
|---|---|---|
| Diesel, model year 2013 or newer | OBD scan | Not listed |
| Alternative fuel (natural gas, propane), 2018 or newer | OBD scan | Not listed |
| 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 | Not listed |

For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is CTC Mobile Tester in Alhambra, about 1 mile away. [See listing](https://ctcfinder.com/tester/ctc-mobile-tester-alhambra/).

## Clean Truck Check testers in Los Angeles County

Robert Araujo is one of 516 testing businesses in Los Angeles County on CARB's public tester list. 465 of them offer mobile testing and 190 do smoke opacity tests. In Alhambra itself there are 5 listed businesses, 5 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 Robert Araujo offer mobile Clean Truck Check testing?

Yes. Robert Araujo 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 Robert Araujo test a 2012 or older diesel truck?

Robert Araujo does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [CTC Mobile Tester](https://ctcfinder.com/tester/ctc-mobile-tester-alhambra/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Robert Araujo charge for a Clean Truck Check?

Robert Araujo has not published prices with us; call (323) 271-2565 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 Robert Araujo a CARB-credentialed tester?

Robert Araujo 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

- **[CTC Mobile Tester](https://ctcfinder.com/tester/ctc-mobile-tester-alhambra/)** — 1325 Elm St, Alhambra, CA 91803 — (626) 313-6409 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Ty Trang](https://ctcfinder.com/tester/ty-trang-alhambra/)** — Alhambra, CA 91803 — (323) 786-2681 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[ENS Bus & Truck Check](https://ctcfinder.com/tester/ens-bus-and-truck-check-monterey-park/)** — 470 Grandeza Street, Monterey Park, CA 91754 — (626) 481-5317 — 2 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[SKY Smog and Test Only](https://ctcfinder.com/tester/sky-smog-and-test-only-monterey-park/)** — 705 Monterey Pass Rd Suite C, Monterey Park, CA 91754 — (323) 262-9093 — 2 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Zaw Moe](https://ctcfinder.com/tester/zaw-moe-monterey-park/)** — Monterey Park, CA 91754 — (626) 877-2230 — 2 mi. Services: mobile testing, OBD testing.
- **[Nutthakarn Pantiyanurak](https://ctcfinder.com/tester/nutthakarn-pantiyanurak-alhambra/)** — Alhambra, CA 91801 — (626) 620-5326 — 2 mi. Services: mobile testing, OBD testing.