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Certificate III in Automotive Diesel Fuel Technology - AUR31412

This qualification covers the skills and knowledge required to repair diesel fuel systems within the automotive service and repair sector.

Job roles and employment outcomes 

The Certificate III in Automotive Diesel Fuel Technology is intended to prepare new employees or recognise and develop existing workers performing mechanical work in the automotive heavy vehicle service and repair sector.

Employment outcomes targeted by this qualification include:

  • automotive heavy vehicle diesel fuel technicians


This qualification is suitable for an Australian Apprenticeship pathway.


No entry requirements.


To be awarded this qualification, competency must be demonstrated in 21 units of competency, consisting of 13 core units  plus 8 elective units. The following list of units of competency have been selected as being an appropriate combination that can provide valid, reliable, fair and flexible assessment and is deemed suitable for industry required outcomes:

Core units:


AURAEA3003    Monitor environmental and sustainability best practice in the automotive mechanical industry

AURASA2002    Apply safe working practices in an automotive workplace

AURETR2012    Test and repair basic electrical circuits

AURETR3024    Diagnose and repair electronic compression ignition engine management systems

AURHTZ3001    Diagnose and repair heavy vehicle emission control systems

AURTTA3018     Carry out diagnostic procedures

AURTTE2004     Inspect and service engines

AURTTF2002     Service diesel fuel injection systems

AURTTF3004     Repair diesel fuel injection systems

AURTTF3005     Inspect and repair engine forced induction systems

AURTTF4003     Overhaul diesel fuel injection systems

AURTTK2001     Use and maintain measuring equipment in an automotive workplace

AURTTK2002     Use and maintain workplace tools and equipment


Elective units:

AURHTE2001    Remove and install heavy vehicle engine assemblies

AURHTE3002    Repair engines and associated engine components (heavy vehicle)

AURTTA2004     Carry out servicing operations

AURTTA2006     Service hydraulic systems

AURTTA3011     Install hydraulic systems to specific applications

AURTTA3013     Repair hydraulic systems

AURTTC3003     Diagnose and repair cooling systems

AURTTZ2002     Repair exhaust system components



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I found the right path towards my career destination after joining NECT. It was a great experience.

(Hasan Ali, NECT Student)