Take the next step in your career with this hands-on heavy commercial trailer qualification. This course is perfect for individuals aiming to become a heavy commercial trailer technician or inspector.
AUR31816 Certificate III in Heavy Commercial Trailer Technology
Upgrade your career in the heavy commercial trailer industry with this mid-level qualification. You will develop broad technical knowledge and practical skills that will set you apart.
According to the Australian Government's Job Outlook service, demand for qualified mechanics grew strongly over the past five years with employers finding it hard to fill vacancies. Job openings are expected to remain steady in the near future with around 23,000 job opening expected over the next five years.
This specialised course will elevate your skills in an industry where employers are increasingly requiring technical expertise and specific knowledge. You will develop a broad range of practical skills required to service and repair heavy commercial trailer components including wheel and tyre assembly, electrical circuits, lighting and wiring systems, air-braking system, hydraulic systems, suspension systems, dynamic control systems, and mechanical connections.
Completion of this qualification will give you the skills needed to service and repair trailers used on heavy vehicles. It will also contribute to the qualification requirements needed to apply for heavy vehicle inspection and modification approval through the Department of Transport and Main Roads Approved Persons and Approved examiner schemes.
If you can demonstrate substantial competency in this qualification, you may be able to access funding for recognition of prior learning and gap training through the Trade Skills and Assessment Gap Training (TSAGT) program. TAFE Queensland is a proud recipient of funding from the Queensland Government, Department of Employment, Small Business and Training (DESBT) for this program. Only eligible participants may receive funding for eligible courses. Learn more about eligibility criteria.
Our highly-experienced team of industry-professionals work in partnership with major companies to ensure you learn current techniques using the latest technology. Our workshops are equipped with new donations from Iveco, Mack, Kenworth and Komatsu to provide a hands-on experience. In addition, there are state-of-the-art wheel alignment and brake testing stations.
The successful achievement of this qualification requires you to complete all core and 16 elective units from the list below.
UNIT CODE | UNIT NAME | |
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AURAEA002Follow environmental and sustainability best practice in an automotive workplaceUnit code: AURAEA002 Unit description: This unit describes the performance outcomes required to follow environmental and sustainability best practices, including complying with established workplace procedures and environmental regulations as well as following sustainability practices that may reduce the environmental impact of work practices and outputs. It applies to those working in the automotive industry. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Follow environmental and sustainability best practice in an automotive workplace | |
AURASA002Follow safe working practices in an automotive workplaceUnit code: AURASA002 Unit description: This unit describes the performance outcomes required to identify and follow safety and emergency procedures in an automotive workplace. It involves those safety procedures to be followed when using workplace hand tools and hand-held power tools, fixed equipment, and chemicals, and when running vehicles and machinery. It includes the individual’s responsibility for safety and emergency response in the event of an accident or incident. It applies to those working on agricultural machinery, heavy commercial vehicles, light vehicles, marine vessels, motorcycles, mobile plant machinery or outdoor power equipment in the automotive service and repair industry. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Follow safe working practices in an automotive workplace | |
AURETR009Install vehicle lighting and wiring systemsUnit code: AURETR009 Unit description: This unit describes the performance outcomes required to install vehicle, vessel or machinery low voltage (LV) direct current (DC) lighting and wiring systems that are not an integral part of vehicle or machinery controller area network databus (CAN-bus) topography. It involves preparing for the task, installing and testing the operation of lighting and wiring systems, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. LV lighting and wiring systems include those in agricultural machinery, heavy commercial vehicles, light vehicles, vessels, mobile plant machinery, motorcycles or outdoor power equipment. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Install vehicle lighting and wiring systems | |
AURETR012Test and repair basic electrical circuitsUnit code: AURETR012 Unit description: This unit describes the performance outcomes required to inspect, test and repair basic electrical circuits in vehicle and machinery electrical systems. It involves preparing for the task, inspecting and testing the circuit, repairing the circuit, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The basic electrical circuits include those in agricultural machinery, heavy commercial vehicles, light vehicles, vessels, motorcycles, mobile plant machinery or outdoor power equipment. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Test and repair basic electrical circuits | |
AURETR022Diagnose and repair vehicle dynamic control systemsUnit code: AURETR022 Unit description: This unit describes the performance outcomes required to diagnose and repair faults in dynamic control systems of vehicles. These systems include the functions of a vehicle electronic braking control module (EBCM), such as anti-lock braking, brake assist, descent control, electronic brake force distribution, electronic park brake, hill start assist, stability control, traction control and active roll-over protection. The unit involves preparing for the task, selecting the correct diagnostic procedure, carrying out the diagnosis and the repair, performing post-repair testing, and completing workplace processes and documentation. It applies to those working in an automotive service and repair industry. Vehicle dynamic control systems include those in heavy commercial vehicles, light vehicles or motorcycles. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Diagnose and repair vehicle dynamic control systems | |
AURHTB001Diagnose and repair heavy vehicle air braking systemsUnit code: AURHTB001 Unit description: This unit describes the performance outcomes required to diagnose and repair faults in the air braking systems of heavy vehicles. It involves preparing for the task, selecting the correct diagnostic procedure, carrying out the diagnosis and the repair, performing post-repair testing, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The air braking systems include those in agricultural machinery, heavy commercial vehicles or mobile plant machinery. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication |
Diagnose and repair heavy vehicle air braking systems | |
AURHTD003Diagnose and repair heavy commercial vehicle suspension systemsUnit code: AURHTD003 Unit description: This unit describes the performance outcomes required to diagnose and repair faults in the suspension systems of heavy commercial vehicles. It involves preparing for the task, selecting the correct diagnostic procedure, carrying out the diagnosis and the repair, performing post-repair testing, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The suspension systems include those in heavy commercial vehicles. This unit does not apply to agricultural machinery or mobile plant machinery. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Diagnose and repair heavy commercial vehicle suspension systems | |
AURHTJ003Remove, inspect and refit heavy vehicle wheel and tyre assembliesUnit code: AURHTJ003 Unit description: This unit describes the performance outcomes required to remove, inspect and refit the wheel and tyre assemblies of heavy vehicles. It involves identifying and confirming work requirements; preparing for the work; removing, inspecting and refitting the wheel and tyre assembly; and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The wheel and tyre assemblies include those of agricultural machinery, forklifts, heavy commercial vehicles or mobile plant machinery. This unit does not apply to off-the-road tyres of mobile plant machinery. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Remove, inspect and refit heavy vehicle wheel and tyre assemblies | |
AURHTY002Diagnose and repair mechanical connections of heavy vehicles and trailers over 4.5 tonnesUnit code: AURHTY002 Unit description: This unit describes the performance outcomes required to diagnose and repair faults in the mechanical connections fitted to both heavy vehicles and trailers. It involves preparing for the task, selecting the correct diagnostic procedure, carrying out the diagnosis and the repair, performing post-repair testing, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The mechanical connections include those in agricultural machinery, heavy commercial vehicles, trailers over 4.5 tonnes or mobile plant machinery. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Diagnose and repair mechanical connections of heavy vehicles and trailers over 4.5 tonnes | |
AURTTA006Inspect and service hydraulic systemsUnit code: AURTTA006 Unit description: This unit describes the performance outcomes required to inspect and service hydraulic systems. It involves preparing for the task, inspecting the system, reporting the inspection findings, servicing and adjusting the system, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The hydraulic systems include those of agricultural machinery, heavy commercial vehicles, marine vessels, mobile plant machinery or outdoor power equipment. This unit is not intended for drive systems, power steering or hydraulic braking systems. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Inspect and service hydraulic systems | |
AURTTA018Carry out diagnostic proceduresUnit code: AURTTA018 Unit description: This unit describes the performance outcomes required to carry out diagnostic procedures on vehicles, vessels or machinery. It involves confirming the existence of a fault, choosing the appropriate diagnostic procedure and tools, applying the diagnostic procedure, and reporting conclusions. It applies to those working in the automotive service and repair industry. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Carry out diagnostic procedures | |
AURTTK002Use and maintain tools and equipment in an automotive workplaceUnit code: AURTTK002 Unit description: This unit describes the performance outcomes required to select, use, maintain and store tools and equipment in an automotive workplace. It applies to those working in all sectors of the automotive industry. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Use and maintain tools and equipment in an automotive workplace |
UNIT CODE | UNIT NAME | |
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AURACA001Respond to customer needs and enquiries in an automotive workplaceUnit code: AURACA001 Unit description: This unit describes the performance outcomes required to identify customer needs and enquiries, and provide effective information and advice when supplying automotive products and services. It applies to those working in an automotive workplace. |
Respond to customer needs and enquiries in an automotive workplace | |
AURAFA003Communicate effectively in an automotive workplaceUnit code: AURAFA003 Unit description: This unit describes the performance outcomes required to communicate in an automotive workplace. It involves communicating effectively by conveying and receiving information using verbal and non-verbal techniques and correct automotive technical terminology. It applies to those working in the automotive service and repair industry. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Communicate effectively in an automotive workplace | |
AURATA002Read, interpret and apply engineering drawingsUnit code: AURATA002 Unit description: This unit describes the performance outcomes required to read, interpret and determine work task and material requirements from engineering drawings. It involves referring to engineering drawings of systems and components when fabricating, modifying and repairing vehicles or equipment. It applies to those working on agricultural machinery, heavy commercial vehicles, light vehicles, marine vessels, motorcycles, mobile plant machinery or outdoor power equipment in the automotive service and repair industry. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Read, interpret and apply engineering drawings | |
AURETR025Test, charge and replace batteries and jump-start vehiclesUnit code: AURETR025 Unit description: This unit describes the performance outcomes required to test, charge, replace, retest and secure a range of automotive batteries, including vehicle or machinery jump-starting procedures. It involves preparing for the task, inspecting and testing the battery to determine serviceability, charging, jump-starting, removing and replacing, and undertaking the final retesting of batteries, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The batteries include those in agricultural machinery, heavy commercial vehicles, light vehicles, vessels, motorcycles, mobile plant machinery or outdoor power equipment. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Test, charge and replace batteries and jump-start vehicles | |
AURHTB002Diagnose and repair heavy vehicle hydraulic and air over hydraulic braking systemsUnit code: AURHTB002 Unit description: This unit describes the performance outcomes required to diagnose and repair faults in the hydraulic and air over hydraulic braking systems of heavy vehicles. It involves preparing for the task, selecting the correct diagnostic procedure, carrying out the diagnosis and the repair, performing post-repair testing, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The braking systems include those in agricultural machinery, heavy commercial vehicles or mobile plant machinery. The unit does not apply to hydraulic pressure brakes in agricultural machinery or mobile plant machinery. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Diagnose and repair heavy vehicle hydraulic and air over hydraulic braking systems | |
AURHTB007Diagnose and repair heavy commercial vehicle electronic braking systemsUnit code: AURHTB007 Unit description: This unit describes the performance outcomes required to diagnose and repair faults in the electronically controlled braking systems of heavy commercial vehicles. It involves preparing for the task, selecting the correct diagnostic procedure, carrying out the diagnosis and the repair, performing post-repair testing, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The braking systems include those in heavy commercial vehicles. This unit does not apply to agricultural machinery or mobile plant machinery. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Diagnose and repair heavy commercial vehicle electronic braking systems | |
AURHTJ002Select heavy vehicle tyres, wheels and rims for specific applicationsUnit code: AURHTJ002 Unit description: This unit describes the performance outcomes required to select heavy vehicle tyres, wheels and rims to suit specific applications. It involves identifying and confirming work requirements; preparing for the work; selecting tyres, wheels and rims; and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The tyres, wheels and rims include those of agricultural machinery, forklifts, heavy commercial vehicles or mobile plant machinery. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Select heavy vehicle tyres, wheels and rims for specific applications | |
AURHTR005Diagnose and repair heavy commercial trailer electronically controlled roll stability systemsUnit code: AURHTR005 Unit description: This unit describes the performance outcomes required to diagnose and repair faults in the electronically controlled roll stability systems of trailers over 4.5 tonnes. It involves preparing for the task, selecting the correct diagnostic procedure, carrying out the diagnosis and the repair, performing post-repair testing, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The electronically controlled roll stability systems are fitted to heavy commercial trailers. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Diagnose and repair heavy commercial trailer electronically controlled roll stability systems | |
AURTTA004Carry out servicing operationsUnit code: AURTTA004 Unit description: This unit describes the performance outcomes required to carry out servicing operations. It involves preparing for the task, identifying lubricant requirements, servicing and adjusting vehicle and machinery, reporting the inspection findings, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The servicing operations include those of agricultural machinery, heavy commercial vehicles, light vehicles, mobile plant machinery, motorcycles or outdoor power equipment. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Carry out servicing operations | |
AURTTA005Select and use bearings, seals, gaskets, sealants and adhesivesUnit code: AURTTA005 Unit description: This unit describes the performance outcomes required to select and use bearings, seals, gaskets, sealants and adhesives in the automotive vehicle industry. It involves preparing for the task, selecting and using sealants and adhesives, preparing and installing bearings, seals and gaskets, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry, It includes agricultural machinery, heavy commercial vehicles, light vehicle, marine vessels, mobile plant machinery, motorcycles or outdoor power equipment. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Select and use bearings, seals, gaskets, sealants and adhesives | |
AURTTA013Diagnose and repair hydraulic systemsUnit code: AURTTA013 Unit description: This unit describes the performance outcomes required to diagnose and repair faults in hydraulic systems. It involves preparing for the task, selecting the correct diagnostic procedure, carrying out the diagnosis and the repair, performing post-repair testing, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The hydraulic systems include those in heavy commercial vehicles, marine vessels or outdoor power equipment. This unit does not apply to agricultural or mobile plant machinery. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Diagnose and repair hydraulic systems | |
AURTTA014Assemble and install pneumatic system componentsUnit code: AURTTA014 Unit description: This unit describes the performance outcomes required to assemble and install pneumatic system components. It involves preparing for the task, assembling and installing pneumatic system components, performing post-assembly testing, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The pneumatic systems include those of agricultural machinery, heavy commercial vehicles or mobile plant machinery. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Assemble and install pneumatic system components | |
AURTTA017Carry out vehicle safety inspectionsUnit code: AURTTA017 Unit description: This unit describes the performance outcomes required to carry out a vehicle safety inspection, compare findings with manufacturer specifications, and report those findings. It involves preparing for the task, carrying out a vehicle safety inspection, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Carry out vehicle safety inspections | |
AURTTB001Inspect and service braking systemsUnit code: AURTTB001 Unit description: This unit describes the performance outcomes required to inspect and service braking systems according to manufacturer specifications. It involves preparing for the task, inspecting the system, reporting the inspection findings, servicing and adjusting the system, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The braking systems include those of agricultural machinery, heavy commercial vehicles, light vehicles, motorcycles, mobile plant machinery, outdoor power equipment or trailers. The braking systems may be hydraulic, air over hydraulic, air, mechanical, or hand and parking braking systems. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Inspect and service braking systems | |
AURHTD004Carry out heavy vehicle wheel alignment operationsUnit code: AURHTD004 Unit description: This unit describes the performance outcomes required to carry out heavy vehicle wheel alignment operations. It involves identifying and confirming work requirements, preparing for the work, carrying out pre-alignment inspection and wheel alignment, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The wheel alignment operations include those of agricultural machinery, heavy commercial vehicles or mobile plant machinery. The unit does not apply to light vehicles, light commercial vehicles or motorcycles. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Carry out heavy vehicle wheel alignment operations | |
AURTTD004Inspect and service suspension systemsUnit code: AURTTD004 Unit description: This unit describes the performance outcomes required to inspect and service front and rear suspension systems. It involves preparing for the task, inspecting the front and rear suspension system for wear, oil or air leaks and physical damage, reporting the inspection findings, servicing and adjusting the system, and completing workplace processes and documentation. It applies to those working in the automotive service and repair industry. The suspension systems include those of agricultural machinery, heavy commercial vehicles, light vehicles, mobile plant machinery, motorcycles, outdoor power equipment or trailers. No licensing, legislative, regulatory or certification requirements apply to this unit at the time of publication. |
Inspect and service suspension systems | |
MEM05004CPerform routine oxy acetylene weldingUnit code: MEM05004C Unit description: This unit covers preparing materials and performing routine oxy acetylene welding. |
Perform routine oxy acetylene welding | |
MEM05007CPerform manual heating and thermal cuttingUnit code: MEM05007C Unit description: This unit covers performing manual heating, thermal cutting and gouging including the assembly and disassembly and operation of the equipment on a range of materials (ferrous, non-ferrous and non-metallic) using a variety of methods. |
Perform manual heating and thermal cutting | |
MEM05050BPerform routine gas metal arc weldingUnit code: MEM05050B Unit description: This unit covers preparing materials and routine gas metal arc welding (GMAW). |
Perform routine gas metal arc welding |
Note: For some courses, not all electives are available at all campuses.
At TAFE Queensland, we understand that employers need options and flexibility in employee training. We are committed to delivering the flexible training plans you need to get the job done. Choose from workplace training, block training, drop in days, mobile training, day release, or a mix of all these options. Learn more
Campus | Apprenticeship / Traineeship | Delivery Mode
![]() The way your training is delivered. |
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Workplace
![]() Train and be assessed in your current workplace. |
DROP IN DAYS
![]() Train with a teacher at a TAFE Queensland facility without an appointment. |
BLOCK TRAINING
![]() Flexible training offered in blocks ranging from three days to six weeks. |
DAY RELEASE
![]() Weekly scheduled training at a TAFE Queensland facility, planned in advance. |
MOBILE VAN
![]() Training undertaken at your workplace with TAFE Queensland tools and equipment. |
Mixed mode
![]() A combination of two or more delivery modes. |
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Warwick | Apprenticeship |
Campus | Apprenticeship / Traineeship | Delivery Mode
![]() The way your training is delivered. |
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Workplace
![]() Train and be assessed in your current workplace. |
DROP IN DAYS
![]() Train with a teacher at a TAFE Queensland facility without an appointment. |
BLOCK TRAINING
![]() Flexible training offered in blocks ranging from three days to six weeks. |
DAY RELEASE
![]() Weekly scheduled training at a TAFE Queensland facility, planned in advance. |
MOBILE VAN
![]() Training undertaken at your workplace with TAFE Queensland tools and equipment. |
Mixed mode
![]() A combination of two or more delivery modes. |
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Acacia Ridge | Apprenticeship |
You must already be employed to enrol as an apprentice or trainee with TAFE Queensland. Speak to your employer about choosing TAFE Queensland as your Supervising Registered Training Organisation (SRTO).
Eligible apprentices and trainees that meet the Queensland state funding requirements will be charged a set fee per nominal hour. These fees are calculated at a regulated rate of $1.60 per nominal hour. Concession rates apply for students who hold a current Health Care Card or who identify as Aboriginal or Torres Strait Islander.
Non-funded apprentices and trainees will be charged a fee for service cost. These will be confirmed prior to the commencement of training.
Information regarding costs will be outlined on the agreed training plan, which will be provided to the employer and apprentice or trainee at time of induction.
Find out how we can tailor a training package specifically for you.
If you want to go on to further study at university, TAFE Queensland has a pathway option to get you there. In many cases, completing one of our diplomas may give you a full year of credit towards a degree with one of our partner universities.
Learn more about university pathwaysNo matter what your circumstances, TAFE Queensland has a payment option to suit you. If you are unsure of what's right for you, get in touch. We're here to help.
This may be the full fee for the course, or the student contribution amount if you are eligible for a subsidy or concession.
If you have difficulty paying for the full cost of a course upfront, you may be eligible for a payment plan.
You are responsible for meeting the minimum occupational health and safety requirements in practical classes. This includes the use of clear safety glasses to AS 1336 or 1337, protective footwear with covered uppers, steel capped toes and non-slip soles to AS2210, mechanic gloves, and ear plugs or muffs. You should also wear 100% cotton drill industry-standard protective clothing. If you fail to meet these minimum standards of dress, you will not be permitted entry into practical classes.
You will be provided with a recommended reading list and/or required textbooks after enrolment, during orientation or at the start of each unit. The purchase of these resources may incur additional costs, or you may be able to borrow them from the TAFE Queensland library network.
You are also required to have access to and bring personal stationery, a USB, and a calculator.
Skill and knowledge assessments are an essential step in progressing through your course. You may be assessed in a number of ways while you are studying at TAFE Queensland, including observation, written assessment, questioning, portfolios, work samples, third-party feedback, and through recognition of prior learning. Read more about assessment methods.
Disclaimer
All information was accurate at time of publication, however TAFE policies, tuition fees and course content is subject to change without notice. Course commencement is dependent on sufficient enrolment numbers. Timetable information is subject to change prior to commencement and/or during the duration of your course.
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If you have read and understood the student rules, refund policy, understand your fees and payment options, have a Unique Student Identifier (USI) and checked you meet the entry requirements and selection criteria for this course, you're ready to get started.
If you want to go on to further study at university, TAFE Queensland has a pathway option to get you there. In many cases, completing one of our diplomas may give you a full year of credit towards a degree with one of our partner universities.
Learn more about university pathways