Mobile CARB Emissions Testing in San Diego

Get CARB testing at your location in San Diego today.

Text “SAN DIEGO” to 415-900-8563

Call 916-890-4427

Book online: https://norcalcarbmobile.com

Hours: Mon–Fri 7am–7pm, Sat 8am–5pm, Sun by appointment

On-Site Emissions Testing | Professional Service | CARB Certified

Service Coverage

We bring professional CARB emissions testing directly to your location throughout San Diego County.

North County

  • Oceanside

  • Carlsbad

  • Vista

  • Encinitas

  • San Marcos

  • Escondido

Central San Diego

  • Downtown San Diego

  • Mission Valley

  • La Jolla

  • Pacific Beach

  • Clairemont

  • Kearny Mesa

East County

  • El Cajon

  • La Mesa

  • Santee

  • Lakeside

  • Poway

South Bay

  • Chula Vista

  • National City

  • Imperial Beach

  • Bonita

We serve all of San Diego County, including San Diego, Chula Vista, Oceanside, Escondido, Carlsbad, El Cajon, National City, La Mesa, Santee, Poway, Imperial Beach, and more.

Simple, Transparent Pricing

OBD Testing: $75

Standard emissions test for most vehicles.

Smoke Opacity Test (SAE J1667): $250

Testing for diesel vehicles.

Motorhome/RV Testing: $300

Complete testing for RVs and motorhomes.

No facility fees. No hidden charges. No waiting.

Why San Diego Chooses Mobile Testing

Beat the Traffic

  • No driving across town to find a testing facility

  • No San Diego traffic delays getting to appointments

  • We come to you at home, work, or job sites

Perfect for Coastal Communities

  • Service from Del Mar to Imperial Beach

  • Marina and boat yard testing for work vehicles

  • Flexible scheduling around your routine

Save Your Day Off

  • Evening appointments available

  • Weekend service

  • Quick testing while you’re at home or work

Our Services

OBD Testing ($75)

  • Professional computer diagnostic scan

  • Emissions system verification

  • Official CARB certificate provided immediately

  • Typical completion time: 15–20 minutes

Smoke Opacity Testing ($250)

  • SAE J1667 smoke meter analysis

  • CARB-compliant procedures and documentation

  • Typical completion time: 30–40 minutes

Motorhome/RV Testing ($300)

  • Comprehensive emissions evaluation

  • All required CARB certifications

  • Experienced with large vehicles

  • Typical completion time: 45–60 minutes

Ideal for Local Industries

Construction and Contractors

  • Job site testing across San Diego County

  • Diesel specialist services for equipment

  • Fleet testing and flexible scheduling

Property Management

  • On-site testing for maintenance vehicles

  • Fleet services for property teams

  • Volume pricing available

Military and Defense Contractors

  • Service near bases including Miramar and Coronado

  • Flexible scheduling for active duty

  • Quick turnaround for deployment timelines

Small Business and Startups

  • Office location testing during business hours

  • Minimal disruption to operations

  • Invoice billing options available

How to Schedule Your Appointment

Three easy ways to book:

Information we’ll need:

  • Vehicle year, make, and model

  • Location/address in San Diego County

  • Preferred date and time

  • Type of test required

What to Expect

Before Your Appointment

  • Confirmation by call or text 24 hours in advance

  • Technician arrival window notification

  • Any special instructions for your location

During Your Service

  • Professional, CARB-certified technician

  • Fully equipped mobile testing unit

  • Clear explanation of the process

  • Immediate results upon completion

After Testing

  • Official CARB certificate provided on-site

  • Digital copy emailed for your records

  • Multiple payment options accepted

  • Receipt provided immediately

Payment Options

We accept cash, checks, credit and debit cards, Venmo, Zelle, and invoice billing for qualified business accounts.

Special Services for San Diego

RV and Motorhome Specialists

  • Large vehicle testing by experienced technicians

  • Storage facility testing at your RV location

  • Pre-trip testing before travel dates

  • Competitive pricing

Fleet Services

  • On-site testing at your facility

  • Scheduling to minimize downtime

  • Volume discounts for 5+ vehicles

  • Recurring maintenance schedules available

Diesel Specialist Services

  • SAE J1667 smoke opacity testing

  • Work truck and commercial vehicle testing

  • Construction equipment testing

  • Certified technicians with diesel experience

Contact NorCal CARB Mobile

Serving all of San Diego County

Main Phone: 916-890-4427

Text/Customer Service: 415-900-8563

Email: sales@norcalcarbmobile.com

Website: https://norcalcarbmobile.com

Service Hours

  • Monday–Friday: 7:00 AM–7:00 PM

  • Saturday: 8:00 AM–5:00 PM

  • Sunday: By appointment only

Extended hours available for fleets and special circumstances.

FAQs

How long does OBD testing take?

Typically 15–20 minutes on-site. Certificates are issued immediately.

Do you come to my workplace or job site?

Yes. We service homes, offices, job sites, storage facilities, and more across San Diego County.

Do you perform SAE J1667 smoke opacity testing for diesel?

Yes. We provide J1667 smoke opacity tests and documentation for diesel vehicles and fleets.

Which areas do you cover?

All of San Diego County including San Diego, Chula Vista, Oceanside, Escondido, Carlsbad, El Cajon, La Mesa, Santee, Poway, and more.

What payment methods do you accept?

Cash, check, credit or debit, Venmo, Zelle, and invoicing for qualified business accounts.

Book Your San Diego Appointment

Stop waiting at testing facilities. Get professional CARB emissions testing at your location anywhere in San Diego County.

Text “SAN DIEGO” to 415-900-8563 to schedule today.