AUR31120Certificate IIICurrentAUR training package
AUR31120 Certificate III in Heavy Commercial Vehicle Mechanical Technology
AUR31120 is the nationally recognised Certificate III behind motor mechanic (general) work. It has been the current version on the national register since 2020, when it replaced AUR31116. About 3,300 motor mechanic (general) jobs were advertised in June 2026, down 7.7% on a year earlier.
Often searched as Cert 3 in Heavy Commercial Vehicle Mechanical Technology · Register data synced 18 Sept 2026 from training.gov.au
Online job ads · June 2026
3,300last month
Motor mechanic (general) roles advertised across Australia
Down on a year earlier
Long-term outlook
Mixed
One structural signal up; current job ads down
Register status
Current
Replaced AUR31116 in 2020
Enrolments
Steady
Down 1.5% in a year
Funding status
Verification pending
Checked against official state program lists
The short answer
The signals behind the Certificate III in Heavy Commercial Vehicle Mechanical Technology are mixed, and both sides are worth weighing. Motor mechanic (general)s are in national shortage. Job ads in June 2026 were down 7.7% on a year earlier. These are official statistics, not a promise about your result.
Jobs and Skills Australia
Is the work there?
Employers are posting fewer motor mechanic (general) jobs than a year ago. About 3,300 motor mechanic (general) jobs were advertised online in June 2026, down 7.7% on a year earlier. Over the last 12 months there were about 41,200 job ads, while 9,230 people were training in the qualification nationally (2025). Ads show the market. Enrolments show the pipeline. Neither is a job promise.
Jobs and Skills Australia, Internet Vacancy Index · latest month June 2026 · ANZSCO 3212
Combined monthly online job ads across Motor Mechanic (General), to June 2026
Official shortage list
Australia's official shortage list rates motor mechanic (general)s, diesel motor mechanics, motorcycle mechanics and small engine mechanics as in shortage. The 2025 Occupation Shortage List rates Motor Mechanic (General), Diesel Motor Mechanic, Motorcycle Mechanic and Small Engine Mechanic as in national shortage.
Jobs and Skills Australia, Occupation Shortage List · 2025 assessment
Ten year outlook
Motor mechanic (general) jobs are projected to stay about flat. Jobs and Skills Australia projections put these occupations at 111,202 workers in May 2025, 114,167 by May 2030 (up 2.7%) and 119,548 by May 2035 (up 7.5%).
111,202
workers, May 2025
114,167
workers, May 2030
119,548
workers, May 2035
Jobs and Skills Australia employment projections · May 2025 to May 2035
Occupation mapping by Get Course, shown with ANZSCO codes so it can be checked.
NCVER Student Outcomes
How graduates do
Certificate III in Heavy Commercial Vehicle Mechanical Technology graduates do better than is typical at Certificate III level. In the 2025 NCVER Student Outcomes survey, 95.6% were employed or in further study after training. The typical Certificate III result is 88%, across 105 qualifications. Median income after training was $72,400, against $54,000 typical. 89.1% were satisfied with the training, against 90.6% typical. Income here is the survey median about six months after training. It includes part-time work, so it is not the full-time award rate.
95.6%
employed or in further study after training (2025)
typical 88% across 105 Certificate IIIs
$72,400
median income after training (2025)
typical $54,000 across 85 Certificate IIIs
89.1%
satisfied with the training (2025)
typical 90.6% across 105 Certificate IIIs
Level benchmarks are medians computed by Get Course across all Certificate IIIs in the same collection, not official NCVER benchmarks.
NCVER Student Outcomes · 2025 survey
NCVER Total VET Activity
Who is training
Enrolments in the Certificate III in Heavy Commercial Vehicle Mechanical Technology are steady. Across Australia, 9,370 people enrolled in 2024. In 2025 it was 9,230, down 1.5% in a year. National data for AUR31120 starts in 2021.
2019
not yet introduced
2020
not yet introduced
510
2021
4,275
2022
8,500
2023
9,370
2024
9,230
2025
NCVER Total VET Activity · 2025 collection
training.gov.au · Australian Qualifications Framework
What does studying it involve?
The register and the national framework set some of this. Providers set the rest.
How long it takes
A Certificate III is typically 1 to 2 years of full-time study under the Australian Qualifications Framework. Providers set the exact length and pace.
Delivery
Providers set the delivery mode.
Credit for experience
Recognition of prior learning applies to AUR31120 like any qualification on the national register: an approved provider assesses your evidence against each unit.
training.gov.au national register; Australian Qualifications Framework.
State subsidised training lists
What does it cost, and who funds it?
State funding for AUR31120 is being verified against official program lists.
Eligibility and student contributions vary by program and provider. The official state listing is the source of truth. In a subsidised place the government pays most of the tuition and you pay a co-contribution set by the program and provider.
Official state subsidised training program lists, verified per state. Full-fee prices will appear here as partner courses are listed.
training.gov.au · unit packaging
What is in the qualification
The Certificate III in Heavy Commercial Vehicle Mechanical Technology is 36 units: 22 core, plus 14 electives chosen from 52 options on the register. Prerequisites apply to Two of them, marked below.
AURAEA002Follow environmental and sustainability best practice in an automotive workplace
AURASA102Follow safe working practices in an automotive workplace
AURETR112Test and repair basic electrical circuits
AURETR122Diagnose and repair vehicle dynamic control systems
AURETR124Diagnose and repair compression ignition engine management systems
AURETR125Test, charge and replace batteries and jump-start vehicles
View all 22 core units
AURETR129Diagnose and repair charging systems
AURETR130Diagnose and repair starting systems
AURHTB101Diagnose and repair heavy vehicle air braking systems
AURHTD102Diagnose and repair heavy vehicle steering systems
AURHTD103Diagnose and repair heavy vehicle suspension systems
AURHTE102Diagnose and repair heavy vehicle compression ignition engines
AURHTQ103Diagnose and repair heavy vehicle drive shafts
AURHTZ101Diagnose and repair heavy vehicle emission control systems
AURTTA006Inspect and service hydraulic systems
AURTTA104Carry out servicing operations
AURTTA118Develop and carry out diagnostic test strategies
AURTTC103Diagnose and repair cooling systems
AURTTF102Inspect and service diesel fuel injection systems
AURTTF105Diagnose and repair engine forced-induction systems
AURTTK102Use and maintain tools and equipment in an automotive workplace
AURTTQ001Inspect and service final drive assemblies
View the 52 elective options
AURAFA103Communicate effectively in an automotive workplace
AURAMA001Work effectively with others in an automotive workplace
AURETH017Work safely with hydrogen in the automotive industry
AURETH018Inspect and maintain hydrogen fuel cell system (has prerequisites)
AURETH101Depower and reinitialise battery electric vehicles
AURETR052Apply knowledge of Advanced Driver Assistance Systems (ADAS)
AURETR054Diagnose and repair Advanced Driver Assistance Systems (ADAS) and components in vehicles (has prerequisites)
AURETR120Diagnose and repair network electronic control systems
AURETR132Diagnose and repair automotive electrical systems
AURETR143Diagnose and repair electronic body management systems
AURETR144Diagnose and repair integrated engine and transmission management systems
AURETR249Scan and calibrate Advanced Driver Assistance Systems (ADAS)
AURETU103Service air conditioning and HVAC systems
AURETU104Diagnose and repair air conditioning and HVAC components
AURETU105Retrofit automotive air conditioning and HVAC systems
AURHTB002Diagnose and repair heavy vehicle hydraulic and air over hydraulic braking systems
AURHTB107Diagnose and repair heavy commercial vehicle electronic braking systems
AURHTD104Carry out heavy vehicle wheel alignment operations
AURHTE001Remove and install heavy vehicle engine assemblies
AURHTF102Diagnose and repair heavy vehicle diesel fuel injection systems
AURHTJ203Remove, inspect and refit heavy vehicle wheel and tyre assemblies
AURHTJ206Remove, inspect, repair and refit heavy vehicle tyres
AURHTL101Inspect, diagnose and repair alternative fuel systems in heavy vehicle engines
AURHTQ102Diagnose and repair heavy commercial vehicle final drive assemblies
AURHTX002Inspect, test and replace heavy vehicle automatic transmissions
AURHTX101Diagnose and repair heavy vehicle manual transmissions
AURHTX103Diagnose and repair heavy vehicle automatic transmissions
AURHTX104Diagnose and repair heavy vehicle clutch systems
AURHTY001Inspect and service mechanical connections of heavy vehicles and trailers over 4.5 tonnes
AURHTY102Diagnose and repair mechanical connections of heavy vehicles and trailers over 4.5 tonnes
AURTTA014Assemble and install pneumatic system components
AURTTA105Select and use bearings, seals, gaskets, sealants and adhesives
AURTTA113Diagnose and repair hydraulic systems
AURTTB004Inspect and service air braking systems
AURTTB006Inspect, service and repair auxiliary braking systems
AURTTB101Inspect and service braking systems
AURTTC002Repair radiators
AURTTD002Inspect and service steering systems
AURTTD004Inspect and service suspension systems
AURTTE104Inspect and service engines
AURTTK001Use and maintain measuring equipment in an automotive workplace
AURTTL003Install CNG fuel systems
AURTTL009Install LPG fuel systems
AURTTL104Inspect and service LNG fuel systems
AURTTL105Diagnose and repair LNG fuel systems
AURTTX102Inspect and service manual transmissions
AURTTX103Inspect and service automatic transmissions
AURTTZ102Diagnose and repair exhaust systems
AURVTW018Carry out oxyacetylene welding, thermal heating and cutting
AURVTW101Carry out manual metal arc welding on components
AURVTW103Carry out advanced gas metal arc welding on vehicle body sections
AURVTW104Carry out tungsten inert gas welding
training.gov.au national register, AUR31120 release 4
Same training package
What skill sets come from the AUR training package?
No Get Course partner currently lists this qualification. Check the national register for organisations approved to deliver it, and remember that approval to deliver is a regulatory fact, not a recommendation. You can browse live courses from our partners and enquire today.
Get Course maps AUR31120 to its occupations using the register’s own outcome wording, shown with ANZSCO codes (here, 3212) so the mapping can be checked. Job advertisement counts come from the Jobs and Skills Australia Internet Vacancy Index and count online ads, not vacancies filled. Enrolment counts come from NCVER Total VET Activity and count people in training, not completions. Outcome benchmarks marked “typical” are medians computed by Get Course across all Certificate IIIs in the same NCVER collection; they are derived figures, not official NCVER benchmarks. Funding rows appear only after verification against the official state program list. Source vintages: NCVER Total VET Activity 2025 collection; Occupation Shortage List 2025 assessment; Jobs and Skills Australia Internet Vacancy Index latest month June 2026; employment projections May 2025 to May 2035 release; register training.gov.au, synced 14 September 2026; NCVER Student Outcomes survey 2025 survey; register synced 18 Sept 2026. Page last updated 19 Sept 2026.
About this page. Every number on this page shows its source and date. Register data synced 18 Sept 2026 from training.gov.au. Compiled by Get Course from public data sources. It is not provided or endorsed by any training organisation, and nothing here is advice about your individual situation. Statistics describe groups; your result depends on you. If you represent a training organisation and want to correct or add to this page, contact hello@getcourse.com.au.