Diesel Motor Mechanic
Maintains, tests and repairs diesel motors and the mechanical parts of trucks, buses and other heavy vehicles such as transmissions, suspension, steering and brakes. Registration or licensing may be required.
ANZSCO 2013, the edition the department applies to the points tested visas (189, 190 and 491).
Specialisations within it
- Automotive Heavy Mechanic
Duties
Published for unit group 3212 Motor Mechanics
- detecting and diagnosing mechanical and electrical faults in engines and parts
- dismantling and removing engine assemblies, transmissions, steering mechanisms and other components, and checking parts
- repairing and replacing worn and defective parts and reassembling mechanical components, and referring to service manuals as needed
- performing scheduled maintenance services, such as oil changes, lubrications and engine tune-ups, to achieve smoother running of vehicles and ensure compliance with pollution regulations
- reassembling engines and parts after being repaired
- testing and adjusting mechanical parts after being repaired for proper performance
- diagnosing and testing parts with the assistance of computers
- may inspect vehicles and issue roadworthiness certificates or detail work required to achieve roadworthiness
- may respond to vehicle breakdown service calls
This is what the occupation is, not what a skills assessment requires. The assessing body applies its own criteria on top of this, and those criteria are not published here. Check them with the body itself.
Who assesses this occupation
Last confirmed against the department's list on 30 July 2026.
Where Diesel Motor Mechanic stands right now
Vizard tracks the live queue for this occupation: how many people are waiting at every points score for the 189, 190, 491, the recent invitation round cutoffs, and how far down the queue your own score puts you. 4 state nomination lists include this occupation.
Updated to 1 July 2026, from the department's own SkillSelect data.
See where you standWhere this comes from
Definition and duties: Australian Bureau of Statistics, ANZSCO
Assessing authorities and skilled lists: Department of Home Affairs skilled occupation list
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