AUR31120 - Certificate III in Heavy Commercial Vehicle Mechanical Technology
At RPL FAST TRACK, we turn your real-world experience into formal qualifications. Our streamlined RPL assessment process covers AUR31120 - Certificate III in Heavy Commercial Vehicle Mechanical Technology and more, making it easy to convert your skills into recognized credentials. With dedicated support from assessment to certification, we help you unlock new career and educational opportunities with confidence.

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Qualification Description
The AUR31120 - Certificate III in Heavy Commercial Vehicle Mechanical Technology equips individuals with the skills to service, repair, and maintain heavy commercial vehicles, such as trucks, buses, and trailers. The course covers diagnosing and fixing complex mechanical systems, engines, transmissions, and electrical systems. Graduates are prepared for roles as heavy vehicle mechanics, working in workshops, transport companies, or mining industries, ensuring the safe and efficient operation of large vehicles.
Packaging Rules
Total number of units = 36
22 core units , plus
14 elective units , of which:
- 1 unit must be from one of the Specialist Elective Groups A or B below
- of the remaining 13 units required to make up the elective unit total:
- up to 13 may be from the Specialist Elective Groups and/or the general elective units listed below
- up to 6 may be from a Certificate II qualification or above in this Training Package or another endorsed Training Package or accredited course.
Units
Core Units
AURAEA002 | Follow environmental and sustainability best practice in an automotive workplace |
AURASA102 | Follow safe working practices in an automotive workplace |
AURETR112 | Test and repair basic electrical circuits |
AURETR122 | Diagnose and repair vehicle dynamic control systems |
AURETR124 | Diagnose and repair compression ignition engine management systems |
AURETR125 | Test, charge and replace batteries and jump-start vehicles |
AURETR129 | Diagnose and repair charging systems |
AURETR130 | Diagnose and repair starting systems |
AURHTB101 | Diagnose and repair heavy vehicle air braking systems |
AURHTD102 | Diagnose and repair heavy commercial vehicle steering systems |
AURHTD103 | Diagnose and repair heavy commercial vehicle suspension systems |
AURHTE102 | Diagnose and repair heavy vehicle compression ignition engines |
AURHTQ103 | Diagnose and repair heavy vehicle drive shafts |
AURHTZ101 | Diagnose and repair heavy vehicle emission control systems |
AURTTA006 | Inspect and service hydraulic systems |
AURTTA104 | Carry out servicing operations |
AURTTA118 | Develop and carry out diagnostic test strategies |
AURTTC103 | Diagnose and repair cooling systems |
AURTTF102 | Inspect and service diesel fuel injection systems |
AURTTF105 | Diagnose and repair engine forced-induction systems |
AURTTK102 | Use and maintain tools and equipment in an automotive workplace |
AURTTQ001 | Inspect and service final drive assemblies |
Elective Units
AURAFA103 | Communicate effectively in an automotive workplace |
AURAMA001 | Work effectively with others in an automotive workplace |
AURETR120 | Diagnose and repair network electronic control systems |
AURETR132 | Diagnose and repair automotive electrical systems |
AURETR143 | Diagnose and repair electronic body management systems |
AURETR144 | Diagnose and repair integrated engine and transmission management systems |
AURETU103 | Service air conditioning and HVAC systems |
AURETU104 | Diagnose and repair air conditioning and HVAC components |
AURETU105 | Retrofit automotive air conditioning and HVAC systems |
AURHTB002 | Diagnose and repair heavy vehicle hydraulic and air over hydraulic braking systems |
AURHTB107 | Diagnose and repair heavy commercial vehicle electronic braking systems |
AURHTD104 | Carry out heavy vehicle wheel alignment operations |
AURHTE001 | Remove and install heavy vehicle engine assemblies |
AURHTF102 | Diagnose and repair heavy vehicle diesel fuel injection systems |
AURHTJ103 | Remove, inspect and refit heavy vehicle wheel and tyre assemblies |
AURHTJ106 | Remove, inspect, repair and refit heavy vehicle tyres and tubes |
AURHTL101 | Inspect, diagnose and repair alternative fuel systems in heavy vehicle engines |
AURHTQ102 | Diagnose and repair heavy commercial vehicle final drive assemblies |
AURHTX002 | Inspect, test and replace heavy vehicle automatic transmissions |
AURHTX104 | Diagnose and repair heavy vehicle clutch systems |
AURHTY001 | Inspect and service mechanical connections of heavy vehicles and trailers over 4.5 tonnes |
AURHTY102 | Diagnose and repair mechanical connections of heavy vehicles and trailers over 4.5 tonnes |
AURTTA014 | Assemble and install pneumatic system components |
AURTTA105 | Select and use bearings, seals, gaskets, sealants and adhesives |
AURTTA113 | Diagnose and repair hydraulic systems |
AURTTB004 | Inspect and service air braking systems |
AURTTB006 | Inspect, service and repair auxiliary braking systems |
AURTTB101 | Inspect and service braking systems |
AURTTC002 | Repair radiators |
AURTTD002 | Inspect and service steering systems |
AURTTD004 | Inspect and service suspension systems |
AURTTE104 | Inspect and service engines |
AURTTK001 | Use and maintain measuring equipment in an automotive workplace |
AURTTL003 | Install CNG fuel systems |
AURTTL009 | Install LPG fuel systems |
AURTTL104 | Inspect and service LNG fuel systems |
AURTTL105 | Diagnose and repair LNG fuel systems |
AURTTX102 | Inspect and service manual transmissions |
AURTTX103 | Inspect and service automatic transmissions |
AURTTZ102 | Diagnose and repair exhaust systems |
AURVTW018 | Carry out oxyacetylene welding, thermal heating and cutting |
AURVTW101 | Carry out manual metal arc welding on components |
AURVTW103 | Carry out advanced gas metal arc welding on vehicle body sections |
AURVTW104 | Carry out tungsten inert gas welding |
Related Qualification
Who Can Apply
You're eligible for RPL if you have any of them
Relevant Work Experience
You have worked in roles related to your desired qualification, gaining practical skills and knowledge.
Previous Training
You've completed courses, workshops, or in-house training related to your field, even if they didn't result in formal qualifications.
Volunteer Work
You've developed skills through unpaid positions, community service, or volunteer activities.
Self-Directed Learning
You've acquired knowledge through independent study, research, or self-guided practice.
Life Experience
You've gained relevant skills through personal projects, hobbies, or life circumstances that apply to your field.
Overseas Qualifications or Experience
You've studied or worked in your field internationally and want your experience recognised in Australia.
Not sure if your experience qualifies? Our RPL specialists can help assess your individual situation and guide you through the process.
Required Documents
These are the key documents you'll need to submit for your RPL application.
100 Points ID
Includes documents like your passport, driver’s licence, Medicare card, or visa that add up to 100 points of identification.
Education Certificates
Copies of your school, college, or training certificates like diplomas, transcripts, or qualifications.
Work Experience
Details about your past jobs—what you did, where you worked, and what skills you used or learned.
Supporting Documents
Extra documents that help your RPL case, like reference letters, photos, or work samples.
RPL Process
Get recognition for your skills and experience with our simple four-step process
Free Skills Assesment
Connect with RPL Fast Track to discuss your career goals, and let us assist you in identifying the qualifications that will enable you to achieve them.
Evidence Collection
Gather and prepare evidence of your prior learning, work experience, and relevant skills. This includes documents such as qualifications, work samples, employment records, and references.
Review of Evidence
After you submit your portfolio, one of our affiliated registered training organizations (RTOs) will evaluate it. If the assigned assessor requires more information, they will contact you. If any skill gaps are identified, the RTO may provide a trainer to help you enhance your skills at no cost.
Certification!
RPL Fast Track works with Registered Training Organizations to provide nationally recognized qualifications in Australia. These qualifications are equivalent to those obtained through full-time studies and can also be used for licensing applications.
What Our Clients Say
Hear from individuals who have successfully qualified through our RPL services.

Amanda Wales
30/10/2024
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"I recently completed my Certificate III in Individual Support through RPL Fast Track, and the experience was seamless! Tanvir was instrumental throughout the entire process, guiding me with clarity and patience. Tanvir’s support made everything stress-free and fast. I highly recommend RPL Fast Track for anyone looking to gain their qualifications through recognition of prior learning. "

Sumita kaur
30/10/2024
CHC30121 - Certificate III in Early Childhood Education and Care
"Rabi and his team from RPL fast track had been great in the whole process. It took me a while to arrange all evidences and Rabi helped in sorting out the docs prior to submission. Would highly recommend anyone looking to get certified."

Connie Andersen
30/10/2024
BSB50420 Diploma of Leadership and Management
"I haven't finished my course yet, but I found their service team helpful and friendly, Specially Tanvir, he's so helpful, easy to deal with, tells you exactly what must be done. Will definitely recommend them. Thanks Tanvir & the team (Will change my review when the course is finished)"
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