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Course Descriptions

Smog Check Inspector Training

Level 1 - Engine and Emission Control Fundamentals

Level 1 Engine and Emission Controls Fundamentals training is required for Inspector candidates with minimal or no experience.*

Level 1 Training provides students with basic knowledge of engine and emission controls needed to move forward with Level 2 Smog Procedures Training. The training is a minimum of 68 hours and must be completed at a BAR-certified school. To pass Level 1 training, a student must successfully complete a series of hands-on assessments and pass a written examination.

Upon successful completion of this training, students shall, at a minimum, be able to:

  • Describe and demonstrate personal, shop, equipment, and vehicle safety practices.
  • Describe engine theory, design, and operation for both gasoline and diesel vehicles.
  • Demonstrate their knowledge, skills and abilities in identifying engine systems, parts and components.
  • Describe emission control systems theory, design and operation for both gasoline and diesel vehicles.
  • Demonstrate their knowledge, skills and abilities in identifying emission control systems on various vehicle designs.
  • Demonstrate their knowledge, skills and abilities in checking ignition timing on various vehicle designs.
  • Demonstrate their knowledge, skills and abilities in checking the operation of exhaust gas recirculation systems on various system designs.
  • Demonstrate their knowledge, skills and abilities in checking monitor readiness on vehicles equipped with second generation on-board diagnostics systems (OBDII).

*Experienced candidates may skip Level 1 training if they: Possess ASE A6, A8 and L1 certification; or possess an AA/AS degree or Certificate in automotive technology and have 1 year experience; or have 2 years experience and have completed BAR specified diagnostic and repair training.


Level 2 - Smog Check Procedures Training

The Smog Check Procedures Training must be completed by all Inspector candidates. This training provides students the procedural knowledge, skills, and abilities needed to perform Smog Check inspections. Students who complete and pass this training will have met the Bureau's training requirements to qualify to take the Smog Check Inspector state licensing examination.

This training is a minimum of 28 hours and must be completed at a BAR-certified school. To pass Level 2 training, a student must successfully complete a series of hands-on assessments and pass a written examination.

Upon successful completion of this training, students shall, at a minimum, be able to:

  • Describe and demonstrate personal, shop, equipment, and vehicle safety practices.
  • Describe the laws, regulations, and procedures associated with consumer authorization of inspections and the overall administration of the Smog Check Program.
  • Describe the standards of practice expected of Smog Check Inspectors.
  • Demonstrate ability to calibrate an emission inspection system.
  • Demonstrate their knowledge, skills and abilities in performing Smog Check emission tests on various vehicle designs.
  • Demonstrate their knowledge, skills and abilities in performing Smog Check visual inspections on various vehicle designs.
  • Describe and demonstrate they have the knowledge, skills and abilities to perform smog check functional tests on various vehicle designs.
License Renewal Update Training
  • Smog Check Inspectors are required to complete 4 hours of BAR license update training every two years for license renewal.
  • Smog Check Repair Technicians are required to complete 16 hours of automotive technology update training every two years for license renewal. Training must be completed at a BAR-Certified School.

Smog Check Repair Technician Training

BAR Specified Diagnostic and Repair Training

BAR Specified Diagnostic and Repair Training represents one of four options a Repair Technician candidate may choose to qualify for the initial state licensing examination. Specifically, candidates with at least two years of engine performance repair experience may complete this training to qualify for the state licensing examination. The training provides students with comprehensive knowledge related to the diagnosis and repair of Smog Check failures. The training is a minimum of 72 hours and must be completed at a BAR-certified school. BAR Specified Diagnostic and Repair Training is valid for 5 years.* See the Smog Check Repair Technician qualifications for more information.

* BAR Specified Diagnostic and Repair training may be used to satisfy the ASE certification requirements for Smog Check Repair Technician license renewal.


License Renewal Update Training
  • Smog Check Inspectors are required to complete 4 hours of BAR license update training every two years for license renewal.
  • Smog Check Repair Technicians are required to complete 16 hours of automotive technology update training every two years for license renewal. Training must be completed at a BAR-Certified School.

Other Training

Smog Check Citation Training

BAR Certified Schools may provide remedial training to licensed Smog Check Inspectors who have received a citation by the bureau.

This training is a minimum of 8 hours, which may include a 4 hour on-line component. However, actual training hours could vary depending on the conditions of the citation. As applicable, the training includes a quiz to confirm the on-line training component, a review of the official inspection procedures, hands-on assessments using vehicles with emission control defects or tampers, and a final written exam.


BAR-Certified Smog Check Schools

BAR-certified or specified training classes may only be provided by BAR-certified schools and BAR-certified instructors. Not all certified schools offer all of the classes, and class schedules are typically based on demand. Check the searchable database of BAR-certified Smog Check schools to find a school near you. Contact the school directly to determine class schedules and costs.

Effective August 1, 2012