---
title: "Jjim Transportation — Clean Truck Check, Hemet, CA"
description: "Jjim Transportation in Hemet, 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/jjim-transportation-hemet/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Jjim Transportation

Clean Truck Check tester in Hemet, CA (Riverside 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 | Hemet, CA 92545 |
| County | Riverside County |
| Phone | (951) 492-8518 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Jjim Transportation 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 CTC Specialists in Winchester, about 4 miles away. [See listing](https://ctcfinder.com/tester/ctc-specialists-winchester/).

## Clean Truck Check testers in Riverside County

Jjim Transportation is one of 251 testing businesses in Riverside County on CARB's public tester list. 233 of them offer mobile testing and 102 do smoke opacity tests. In Hemet itself there are 7 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 Jjim Transportation offer mobile Clean Truck Check testing?

Yes. Jjim Transportation 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 Jjim Transportation test a 2012 or older diesel truck?

Jjim Transportation does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [CTC Specialists](https://ctcfinder.com/tester/ctc-specialists-winchester/) (about 4 miles). Trucks from 2013 on get an OBD scan instead.

### How much does Jjim Transportation charge for a Clean Truck Check?

Jjim Transportation has not published prices with us; call (951) 492-8518 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 Jjim Transportation a CARB-credentialed tester?

Jjim Transportation 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

- **[Mag Clean Air Check](https://ctcfinder.com/tester/mag-clean-air-check-hemet/)** — 3473 Cougar Canyon Rd, Hemet, CA 92545 — (951) 665-0161 — 1 mi. Services: mobile testing, OBD testing.
- **[All Smogs](https://ctcfinder.com/tester/all-smogs-hemet/)** — Hemet, CA 92543 — (562) 396-6891 — 4 mi. Services: OBD testing.
- **[AP Smog](https://ctcfinder.com/tester/ap-smog-hemet/)** — 561 N Palm Ave, Hemet, CA 92543 — (951) 489-8279 — 4 mi. Services: mobile testing, OBD testing.
- **[CTC Specialists](https://ctcfinder.com/tester/ctc-specialists-winchester/)** — 35197 Lantern Light Dr, Winchester, CA 92596 — (951) 422-2827 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[A-Z Transport Tech LLC](https://ctcfinder.com/tester/a-z-transport-tech-llc-san-jacinto/)** — 1975 El Milagro Rd, San Jacinto, CA 92582 — (951) 570-3538 — 5 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing.
- **[Central Diesel Fleet Union INC](https://ctcfinder.com/tester/central-diesel-fleet-union-inc-san-jacinto/)** — 650 S Grand Ave, San Jacinto, CA 92582 — (909) 272-5464 — 5 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.