Qualification Outline

Date retreived
22/07/2026 9:37 AM AWST

Whilst all efforts are made to provide accurate and timely information from the relevant source/documentation, please be aware that the information supplied may not be the most current version. The accuracy of the detail has not been confirmed by the Department and therefore should not be relied upon without first confirming the contents.

Certificate III in Heavy Commercial Trailer Technology

Certificate III in Heavy Commercial Trailer Technology

Qualification
National Code:
AUR31820
State Code:
BGA4
TGA Status:
Current
DTWD Status:
Approved
National Endorsed, State Implementation and Classification
Field of Education
0305 - Automotive Engineering And Technology
Original TGA Release Date
13/11/2020
Approved Date
31/03/2021
Stream of Study
Initial Vocational (3100 - 3600)
VET Act Classifier
C
Nominal Hours
740
Duration
2 Semesters
Current Release Number
1.00
Current Release Date
13/11/2020
VET Act Conditions
—
Releases
Release Version Release Date TGA Status DTWD Status
1.00 13/11/2020 Current Approved
Description

This qualification reflects the role of individuals who perform a broad range of tasks on a variety of heavy commercial trailers and associated systems in the automotive retail, service and repair industry.
No licensing, legislative or certification requirements apply to this qualification at the time of publication.

Schedule
Packaging Rules
Total number of units = twenty eight (28)
- eleven (11) core units, plus
- seventeen (17) elective units, of which:
- all seventeen (17) units may be from the elective units listed below
- up to five (5) units may be from a Certificate II qualification or above in this Training Package or another endorsed Training Package or accredited course.

Elective units chosen must be relevant to the work environment and the qualification, maintain the overall integrity of the AQF alignment, not duplicate the outcome of another unit chosen for the qualification, and contribute to a valid vocational outcome.
1. Core Units

All eleven (11) core units must be completed.

State Code National Code Title Hours Type
OCL47 AURTTA118 Develop and carry out diagnostic test strategies 30 Unit of competency
OCJ76 AURHTB101 Diagnose and repair heavy vehicle air braking systems 40 Unit of competency
OCJ71 AURHTD103 Diagnose and repair heavy vehicle suspension systems 40 Unit of competency
OCJ43 AURHTY102 Diagnose and repair mechanical connections of heavy vehicles and trailers over 4.5 tonnes 10 Unit of competency
OCK08 AURETR122 Diagnose and repair vehicle dynamic control systems 60 Unit of competency
AXE88 AURAEA002 Follow environmental and sustainability best practice in an automotive workplace 20 Unit of competency
OCK41 AURASA102 Follow safe working practices in an automotive workplace 20 Unit of competency
AXD94 AURETR009 Install vehicle lighting and wiring systems 20 Unit of competency
OCJ61 AURHTJ103 Remove, inspect and refit heavy vehicle wheel and tyre assemblies 20 Unit of competency
OCK10 AURETR112 Test and repair basic electrical circuits 30 Unit of competency
OCL16 AURTTK102 Use and maintain tools and equipment in an automotive workplace 30 Unit of competency
2. Elective Units

All seventeen (17) units may be from the elective units listed.
Please refer to the packaging rules for the full details of available options.

State Code National Code Title Hours Type
OAK18 AURTTB015 Assemble and fit braking system components 30 Unit of competency
AXB00 AURTTA014 Assemble and install pneumatic system components 30 Unit of competency
OAK24 AURTTJ011 Balance wheels and tyres 10 Unit of competency
OCI82 AURVTW103 Carry out advanced gas metal arc welding on vehicle body sections 40 Unit of competency
OCI78 AURVTW109 Carry out basic gas metal arc welding 30 Unit of competency
OCJ70 AURHTD104 Carry out heavy vehicle wheel alignment operations 30 Unit of competency
OCI84 AURVTW101 Carry out manual metal arc welding on components 30 Unit of competency
OAK17 AURVTW018 Carry out oxyacetylene welding, thermal heating and cutting 30 Unit of competency
OCJ39 AURTTA104 Carry out servicing operations 40 Unit of competency
OCK55 AURAFA103 Communicate effectively in an automotive workplace 20 Unit of competency
OCJ54 AURHTR105 Diagnose and repair heavy commercial trailer electronically controlled roll stability systems 20 Unit of competency
OCJ75 AURHTB107 Diagnose and repair heavy commercial vehicle electronic braking systems 35 Unit of competency
AXD48 AURHTB002 Diagnose and repair heavy vehicle hydraulic and air over hydraulic braking systems 30 Unit of competency
OCK25 AURTTA113 Diagnose and repair hydraulic systems 40 Unit of competency
AXB04 AURTTA012 Fabricate and install fluid power hose assemblies 30 Unit of competency
AXA87 AURTTB004 Inspect and service air braking systems 20 Unit of competency
OCJ84 AURTTB101 Inspect and service braking systems 20 Unit of competency
AXB09 AURTTA006 Inspect and service hydraulic systems 30 Unit of competency
AXD13 AURHTY001 Inspect and service mechanical connections of heavy vehicles and trailers over 4.5 tonnes 5 Unit of competency
AXA78 AURTTD004 Inspect and service suspension systems 20 Unit of competency
AXE66 AURAQA002 Inspect technical quality of work in an automotive workplace 30 Unit of competency
AXA85 AURTTB006 Inspect, service and repair auxiliary braking systems 30 Unit of competency
AXD92 AURETR011 Install basic ancillary electrical systems and components 20 Unit of competency
AXB05 AURTTA011 Install hydraulic systems to specified applications 30 Unit of competency
WH982 AUMGTY002 Install vehicle components 64 Unit of competency
AXE62 AURATA002 Read, interpret and apply engineering drawings 20 Unit of competency
OCJ60 AURHTJ106 Remove, inspect, repair and refit heavy vehicle tyres and tubes 20 Unit of competency
AXD96 AURETR010 Repair wiring harnesses and looms 55 Unit of competency
OCK57 AURACA101 Respond to customer needs and enquiries in an automotive workplace 20 Unit of competency
OCJ63 AURHTJ102 Select heavy vehicle tyres, wheels and rims 25 Unit of competency
Replaces
State Code National Code Title Type
BAE3 AUR31816 Certificate III in Heavy Commercial Trailer Technology Qualification
No information
Entry Requirements

Nil.

Traineeships and Apprenticeships
No information