Diesel Technology - Major #8059

Certificate of Achievement Program Map
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The program map below represents an efficient and effective course taking sequence for this program. Individual circumstances might require some changes to this path. It is always recommended that you meet with your pathway counselor to develop a personalized educational plan.


Satisfactory completion of this curriculum prepares the student for entry-level employment as a skilled technician in the diesel technology service and repair industry. Students will perform actual service and repair procedures in the diesel technology laboratory. This curriculum has been certified by the National Institute of Automotive Service Excellence (ASE) Education Foundation.


Upon completion of the program, students will:
  1. 1. Create a diagnostic path appropriate for a given system to industry standards.
  2. 2. Demonstrate the appropriate repair procedure for a given system to industry standards.
Effective Term: 2025 Fall Semester

Term 1

14 units

AT 10
Technical Computer Applications

3 units
Effective Term: 2025 Spring Semester
This course is an introduction to computers, elements of computer hardware and software and how they are used in the workplace, and the social impact of computers. Students will experience a hands-on introduction and develop general computer skills for technical programs such as word processing, spreadsheet, presentation applications, and email. (A, CSU, UC)
Course Details:

    MDHD 10
    Introduction to Diesel Technology

    3 units
    Effective Term: 2025 Fall Semester
    Students will be introduced to the field of diesel-powered trucks and equipment maintenance and service. Shop safety, industrial fasteners, hydraulic fittings, technician tool requirements, service shop organization, service procedures, maintenance schedules, and measuring tools. Designed for students majoring in Diesel Technology or those interested in the industry. (A, CSU)
    Course Details:

      MDHD 64
      MD/HD Suspension, Steering, and Alignment

      4 units
      Effective Term: 2025 Fall Semester
      Students will be introduced to theory and practical application of Medium-duty/Heavy-duty truck, bus, and trailer alignment, steering, and suspension systems. Operating principles, component description, diagnosis, repair, and service adjustments. Designed to accompany work experience in the trade. (A, CSU)
      Course Details:
      1. Corequisite: MDHD 10

      MDHD 66
      MD/HD Brakes and Preventative Maintenance Inspection (PMI)

      4 units
      Effective Term: 2025 Fall Semester
      Students will be performing complete disassembly and reassembly of various truck braking systems. The fundamentals of operation, wear analysis, preventive maintenance, and major service of truck undercarriages. Operating principles, component description, diagnosis, repair, and service adjustments of heavy-duty transportation and equipment air brake systems. Designed to accompany work experience in the trade. (A, CSU)
      Course Details:
      1. Corequisite: MDHD 10

      Term 2

      13 units

      AUTOT 19
      Work Experience Education

      2 units
      Effective Term: 2025 Fall Semester
      Students will be introduced to supervised employment extending the classroom based on occupational learning related to automotive technology. Collaborative learning objectives established specific to automotive technology. Orientation hours may be required. (A, CSU)
      Course Details:
        (
      1. Corequisite: AUTOT 50A
        2. OR
      2. Corequisite: AUTOT 50B
        3. OR
      3. Corequisite: ATGM 52
        4. OR
      4. Corequisite: AUTOT 52
        5. OR
      5. Corequisite: ATGM 54
        6. OR
      6. Corequisite: AUTOT 54
        7. OR
      7. Corequisite: MDHD 62
        8. OR
      8. Corequisite: MDHD 64
        9. )
      12 units of AUTOT 19 are required over multiple semesters.

      MDHD 62
      Electrical/Electronics for Diesel Technology

      4 units
      Effective Term: 2025 Fall Semester
      Students will be introduced to electrical theory and operation of the diesel medium-duty/heavy-duty truck electrical components and systems. Testing, diagnosing, and repairing electrical components and systems including truck computer controls using necessary equipment. Designed to accompany work experience in the trade. (A, CSU)
      Course Details:
      1. Corequisite: MDHD 10

      MDHD 63
      Diesel Fuel and Emission Systems

      4 units
      Effective Term: 2025 Fall Semester
      Students will be introduced to theory and operation for the different types of diesel technology engine performance and emission control systems. Latest technologies in diesel technology fuel delivery, emission control, and induction systems. Testing, diagnosing, and repairing fuel, emission, glow plug, and CAN network systems. Use of necessary test equipment. Designed to accompany work experience in the trade. (A, CSU)
      Course Details:
      1. Corequisite: MDHD 10

      WELD 1
      Exploring Welding/Metals

      3 units
      Effective Term: 2024 Spring Semester
      Students will be introduced to oxyacetylene cutting. Shielded metal arc welding (SMAW) and gas metal arc welding (GMAW) in the flat and horizontal positions. They will learn and use these basic skills to produce quality welds in the lab. An emphasis is placed on safety and developing good welding shop habits. (A, CSU)
      Course Details:
      1. Advisory: WELD 130

      Summer

      7 units

      AUTOT 19
      Work Experience Education

      2 units

      12 units of AUTOT 19 are required over multiple semesters.

      Effective Term: 2025 Fall Semester
      Students will be introduced to supervised employment extending the classroom based on occupational learning related to automotive technology. Collaborative learning objectives established specific to automotive technology. Orientation hours may be required. (A, CSU)
      Course Details:
        (
      1. Corequisite: AUTOT 50A
        2. OR
      2. Corequisite: AUTOT 50B
        3. OR
      3. Corequisite: ATGM 52
        4. OR
      4. Corequisite: AUTOT 52
        5. OR
      5. Corequisite: ATGM 54
        6. OR
      6. Corequisite: AUTOT 54
        7. OR
      7. Corequisite: MDHD 62
        8. OR
      8. Corequisite: MDHD 64
        9. )

      MDHD 67
      MD/HD Heating, Ventilation, Air Conditioning and Advanced Electronics

      4 units
      Effective Term: 2025 Fall Semester
      Students will be introduced to theory and practice in truck and trailer heating, ventilation, and air-conditioning systems/components. Refrigeration systems, recovery, recycling, charging, leak, and performance testing. Diagnosis, service, and repair of the advance truck/trailer electronics, automatic temperature/ climate control, and other CAN/Computer controlled systems found on today’s late model trucks/trailers. Designed to accompany work experience in the trade. (A, CSU)
      Course Details:
        (
      1. Prerequisite: MDHD 62
        2. AND
      2. Prerequisite: MDHD 63
        3. )
      3. Corequisite: MDHD 10

      Major Course

      1 unit

      Select one of the following (4 units in total are required): 

      MDHD 68
      Individualized Skills Training (IST) Truck & Bus Chassis System I Laboratory

      1 unit
      Effective Term: 2025 Fall Semester
      Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Basic Chassis Systems. Designed to accompany work experience in the trade. (A, CSU)
      Course Details:

        MDHD 68A
        Individualized Skills Training (IST) Truck & Bus Chassis System II Laboratory

        1 unit
        Effective Term: 2025 Fall Semester
        Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Advanced Chassis Systems. Designed to accompany work experience in the trade. (A, CSU)
        Course Details:

          MDHD 68B
          Individualized Skills Training (IST) Truck & Bus Engine/Propulsion Systems

          1 unit
          Effective Term: 2025 Fall Semester
          Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Engine/Propulsion Systems. Designed to accompany work experience in the trade. (A, CSU)
          Course Details:

            MDHD 68C
            Individualized Skills Training (IST) Truck & Bus Power Train Systems Laboratory

            1 unit
            Effective Term: 2025 Fall Semester
            Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Power Train Systems. Designed to accompany work experience in the trade. (A, CSU)
            Course Details:

              Term 3

              12 units

              AUTOT 19
              Work Experience Education

              2 units
              Effective Term: 2024 Summer Semester
              Supervised employment extending the classroom based on occupational learning related to automotive technology. Collaborative learning objectives established specific to automotive technology. Orientation hours may be required. (A, CSU)
              Course Details:
              1. Corequisite:

              12 units of AUTOT 19 are required over multiple semesters. 

              MDHD 61
              Diesel Engines

              4 units
              Effective Term: 2025 Fall Semester
              Students will be introduced to Diesel engine design and operation including diagnosis, failure analysis, and service practices. Designed for students who intend to develop service skills applicable to the diesel technology industry and to accompany work experience in the trade. (A, CSU)
              Course Details:
              1. Corequisite: MDHD 10

              MDHD 65
              MD/HD Powertrain Systems

              6 units
              Effective Term: 2025 Fall Semester
              Students will be introduced to theory and principles of diesel technology power train systems: automatic and manual transmissions, clutches, driveaxles, drivelines, and differential systems. Topics include transmission types, powerflow, disassembly, component inspection, reassembly guidelines, air shift systems, troubleshooting procedures, and gear ratio calculations. Maintenance, diagnosis, service, and repair. Designed to accompany work experience in the trade. (A, CSU)
              Course Details:
              1. Corequisite: MDHD 10

              Term 4

              5 units

              AUTOT 19
              Work Experience Education

              3 units
              Effective Term: 2025 Fall Semester
              Students will be introduced to supervised employment extending the classroom based on occupational learning related to automotive technology. Collaborative learning objectives established specific to automotive technology. Orientation hours may be required. (A, CSU)
              Course Details:
                (
              1. Corequisite: AUTOT 50A
                2. OR
              2. Corequisite: AUTOT 50B
                3. OR
              3. Corequisite: ATGM 52
                4. OR
              4. Corequisite: AUTOT 52
                5. OR
              5. Corequisite: ATGM 54
                6. OR
              6. Corequisite: AUTOT 54
                7. OR
              7. Corequisite: MDHD 62
                8. OR
              8. Corequisite: MDHD 64
                9. )

              12 units of AUTOT 19 are required over multiple semesters. 

              Major Course

              2 units

              Select 2 of the following (4 units in total are required): 

              MDHD 68
              Individualized Skills Training (IST) Truck & Bus Chassis System I Laboratory

              1 unit
              Effective Term: 2025 Fall Semester
              Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Basic Chassis Systems. Designed to accompany work experience in the trade. (A, CSU)
              Course Details:

                MDHD 68A
                Individualized Skills Training (IST) Truck & Bus Chassis System II Laboratory

                1 unit
                Effective Term: 2025 Fall Semester
                Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Advanced Chassis Systems. Designed to accompany work experience in the trade. (A, CSU)
                Course Details:

                  MDHD 68B
                  Individualized Skills Training (IST) Truck & Bus Engine/Propulsion Systems

                  1 unit
                  Effective Term: 2025 Fall Semester
                  Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Engine/Propulsion Systems. Designed to accompany work experience in the trade. (A, CSU)
                  Course Details:

                    MDHD 68C
                    Individualized Skills Training (IST) Truck & Bus Power Train Systems Laboratory

                    1 unit
                    Effective Term: 2025 Fall Semester
                    Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Power Train Systems. Designed to accompany work experience in the trade. (A, CSU)
                    Course Details:

                      Summer

                      4 units

                      AUTOT 19
                      Work Experience Education

                      3 units
                      Effective Term: 2025 Fall Semester
                      Students will be introduced to supervised employment extending the classroom based on occupational learning related to automotive technology. Collaborative learning objectives established specific to automotive technology. Orientation hours may be required. (A, CSU)
                      Course Details:
                        (
                      1. Corequisite: AUTOT 50A
                        2. OR
                      2. Corequisite: AUTOT 50B
                        3. OR
                      3. Corequisite: ATGM 52
                        4. OR
                      4. Corequisite: AUTOT 52
                        5. OR
                      5. Corequisite: ATGM 54
                        6. OR
                      6. Corequisite: AUTOT 54
                        7. OR
                      7. Corequisite: MDHD 62
                        8. OR
                      8. Corequisite: MDHD 64
                        9. )

                      12 units of AUTOT 19 are required over multiple semesters. 

                      Major Course

                      1 unit

                      Select one of the following (4 units in total are requirerd): 

                      MDHD 68
                      Individualized Skills Training (IST) Truck & Bus Chassis System I Laboratory

                      1 unit
                      Effective Term: 2025 Fall Semester
                      Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Basic Chassis Systems. Designed to accompany work experience in the trade. (A, CSU)
                      Course Details:

                        MDHD 68A
                        Individualized Skills Training (IST) Truck & Bus Chassis System II Laboratory

                        1 unit
                        Effective Term: 2025 Fall Semester
                        Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Advanced Chassis Systems. Designed to accompany work experience in the trade. (A, CSU)
                        Course Details:

                          MDHD 68B
                          Individualized Skills Training (IST) Truck & Bus Engine/Propulsion Systems

                          1 unit
                          Effective Term: 2025 Fall Semester
                          Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Engine/Propulsion Systems. Designed to accompany work experience in the trade. (A, CSU)
                          Course Details:

                            MDHD 68C
                            Individualized Skills Training (IST) Truck & Bus Power Train Systems Laboratory

                            1 unit
                            Effective Term: 2025 Fall Semester
                            Students will be introduced how to complete assigned truck and bus manufacturers’ training modules: Hands-On (HO)/Instructor Led Training (ILT), Computer-Based Training (CBT), Web-Based Training (WBT), and/or Video-Based Training (VBT) with instructor supervision. Provide the most current and up-to-date technology for students pursuing a career in Diesel Technology Power Train Systems. Designed to accompany work experience in the trade. (A, CSU)
                            Course Details:
                              Total: 55 units