AUR31120 – Certificate III in Heavy Commercial Vehicle Mechanical Technology

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Course Description

Program code AUR31120
CRICOS code 103606B
Program length 52 Weeks
Study Mode Full time


Qualification Description

This qualification covers the skills and knowledge required to perform a broad range of tasks on a variety of heavy commercial vehicles within the automotive service and repair sector.


Pathways into the qualification
Credit may be granted towards this qualification by those who have completed AUR20516 Certificate II in Automotive Servicing Technology, AUR20716 Certificate II in Automotive Vocational Preparation or other relevant qualifications.

Pathways from the qualification

Further training pathways from this qualification include AUR40216 Certificate IV in Automotive Mechanical Diagnosis, AUR40816 Certificate IV in Automotive Mechanical Overhauling or other relevant qualifications.

Employment or occupational pathway

This course prepare new employees or recognise and develop existing workers performing mechanical work in the automotive heavy commercial vehicle service and repair sector.
Employment outcomes targeted by this qualification include:

  • Heavy commercial vehicle technicians

Entry Requirements

RTO requirements

Domestic students

Training and assessments are conducted in English. Applicants must possess sound written and spoken English skills. Students will be required to complete a pretraining interview Language Literacy, Numeracy test paper as part of an enrolment interview.

International students

  • Must be 18 years old or over
  • Completed year 12 (HSC or equivalent) or relevant industry experience (if applicable)
  • Minimum 6 IELTS score or equivalent (if applicable)
  • Complete a pre-training interview and a Language Literacy, Numeracy test as a part of enrolment process. Off shore students will need to go through a telephone interview.

Training Package
There are no pre-requisite or any other training package entry requirements to enrol in this course.

Course Duration

  • This qualification will be delivered over 52 weeks including 12 weeks of  break.
  • The classes will be conducted 2 days a week for 8 hours each and 1 day a week for 4 hours.
  • Plus students will need to attend additional 25 hours practice time in the automotive workshop per term.
  • Students will also need to put in approximately 8 hours per week towards self paced learning and assessment.


All students must participate in Workshop Safety Training at the start of their course,  the students will be provided safety training and will be assessed on their safety skills before they are allowed to complete any further training and/or assessment in the workshop.

The actual duration of the course may vary for individual students or different cohorts depending on whether the student needs to attend catch up classes, goes on suspension, if the student changes group mid-way through their course, when the student can attend workshop safety training, when holidays fall, recognition of prior learning, credit transfer, and national recognition.

Delivery Methods

Face to face delivery and practicals in a simulated workshop environment

Units of Study

Total 36 units: 22 core units plus 14 elective units


Unit Code Unit Name Core/Elective
AURAEA002 Follow environmental and sustainability best practice in an automotive workplace Core
AURASA102 Follow safe working practices in an automotive workplace Core
AURTTK102 Use and maintain tools and equipment in an automotive workplace Core
AURHTB101 Diagnose and repair heavy vehicle air braking systems Core
AURTTA006 Inspect and service hydraulic systems Core
AURHTD103 Diagnose and repair heavy commercial vehicle suspension systems Core
AURHTD102 Diagnose and repair heavy commercial vehicle steering systems Core
AURTTQ001 Inspect and service final drive assemblies Core
AURHTQ103 Diagnose and repair heavy vehicle drive shafts Core
AURTTF102 Inspect and service diesel fuel injection systems Core
AURHTZ101 Diagnose and repair heavy vehicle emission control systems Core
AURTTC103 Diagnose and repair cooling systems Core
AURHTE102 Diagnose and repair heavy vehicle compression ignition engines Core
AURTTF105 Diagnose and repair engine forced-induction systems Core
AURETR112 Test and repair basic electrical circuits Core
AURETR125 Test, charge and replace batteries and jump-start vehicles Core
AURETR129 Diagnose and repair charging systems Core
AURETR130 Diagnose and repair starting systems Core
AURETR124 Diagnose and repair compression ignition engine management systems Core
AURETR122 Diagnose and repair vehicle dynamic control systems Core
AURTTA104 Carry out servicing operations Core
AURTTA118 Develop and carry out diagnostic test strategies Core
AURHTX101 Diagnose and repair heavy vehicle manual transmissions Elective
AURTTK001 Use and maintain measuring equipment in an automotive workplace Elective
AURAFA103 Communicate effectively in an automotive workplace Elective
AURTTA105 Select and use bearings, seals, gaskets, sealants and adhesives Elective
AURTTB101 Inspect and service braking systems Elective
AURTTD004 Inspect and service suspension systems Elective
AURTTD002 Inspect and service steering systems Elective
AURTTX102 Inspect and service manual transmissions Elective
AURHTX104 Diagnose and repair heavy vehicle clutch systems Elective
AURHTF102 Diagnose and repair heavy vehicle diesel fuel injection systems Elective
AURTTZ102 Diagnose and repair exhaust systems Elective
AURTTE104 Inspect and service engines Elective
AURVTW101 Carry out manual metal arc welding on components Elective
AURVTW103 Carry out advanced gas metal arc welding on vehicle body sections Elective

Assessment Method

Training Australia First uses a range of assessment methods which may include:

  • Written assessment
  • Observation


Recognition of prior learning is a process where a person with work experience, can have their skills and knowledge assessed, with the aim of getting a formal qualification. If you wish to apply for RPL or need further information get in touch with the Student Services and Records Manager at Training Australia First.

Credit Transfer/National Recognition(CT)

Training Australia First recognises AQF qualifications and Statements of Attainment issued by any other Registered Training Organisation in Australia. If you wish to apply for CT or need further information get in touch with the Student Services & Records Manager at Training Australia First.

Award Issued

Students completing all assessment requirements for the qualification will be awarded a certificate corresponding to the completed qualifications. Students completing assessment requirements for part of a qualification will be awarded a Statement of Attainment indicating which modules or units of competency they have completed.