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487 Diesel Mechanics on iseekplant

Diesel engines are integral in various sectors, powering everything from large industrial machinery to smaller vehicles. The health and efficiency of these engines largely depend on the skilled hands of diesel mechanics.

Through iseekplant, you can access a comprehensive list of 487 proficient diesel mechanics. Our network of professional mechanics ensures your dozers, dump trucks or excavators keep running onsite and that they address all issues promptly and professionally, whether through routine maintenance or emergency repair.

This quick guide highlights standard diesel mechanic rates, the types of diesel mechanics, qualifications and training, additional costs and other things you might not know about diesel engines.

Diesel Mechanics Rates Guide

While diesel mechanics bring invaluable expertise to maintain and repair engines, understanding the costs associated with their services is vital. Rates can fluctuate based on the task's complexity, urgency and location. Here's a general breakdown to help you budget accordingly.

Service TypeAverage Hourly Rate
Basic Diesel Engine Service$80 - $120
Comprehensive Engine Overhaul$100 - $200
Emergency Repairs$120 - $250
Preventive Maintenance$70 - $130

Note: Rates vary depending on the mechanic's experience, certifications and location within Australia. All prices listed on this page are estimates, exclude GST and are in AUD.

Types of Diesel Mechanics

Given the extensive applications of diesel engines, mechanics often specialise in specific areas to cater to unique requirements. Their specialisation ensures that the best care and knowledge are applied to every task. Let's take a closer look at the most prominent specialisations:

  • Heavy Machinery Mechanics: Catering to construction and mining sectors, they deal with complex, large-scale equipment.
  • Marine Diesel Mechanics: With expertise tailored for watercraft, they handle engines in various ships and boats.
  • Automotive Diesel Mechanics: Dedicated to road vehicles, they specialise in diesel engines found in regular cars and trucks.
  • Stationary Diesel Mechanics: These professionals manage engines that power stationary units in power plants or production units.

Qualifications and Training in Diesel Mechanics

Mechanics undergo rigorous training and certification processes to become proficient in handling diesel engines. A Certificate III in Heavy Commercial Vehicle Mechanical Technology or a Certificate III in Mobile Plant Technology are standard qualifications in Australia.

Besides these formal qualifications, continuous hands-on training, workshops and courses equip them to keep themselves informed of emerging engine technologies and methods.

Other Things You Need to Know About Diesel Engines

Many know about the power and longevity of diesel engines. But with technological advances in the field, professionals in the industry must go beyond the basics. Here are a few things you might have yet to know about diesel engines:

Tier 4 Final Engines

The latest emission standard, known as Tier 4 Final, has led to significant redesigns in diesel engines. They now have advanced emission control technologies like selective catalytic reduction (SCR) and diesel particulate filters (DPF). While they reduce emissions, they also introduce new maintenance protocols and considerations.

Fuel Quality Sensitivity

Modern high-pressure common rail (HPCR) diesel engines are more sensitive to fuel contaminants than older models. Using sub-par diesel can lead to various issues, including injector failure.


While turbochargers increase power and efficiency, they also require specific maintenance. Variable geometry turbochargers (VGT), common in modern diesel engines, can be prone to soot buildup and may need periodic cleaning or replacement.

Coolant Requirements

Modern diesel engines have tighter tolerances and often require specific types of coolants. Using an incorrect coolant can lead to issues like cavitation and can be detrimental to seals and gaskets.

Advanced Diagnostics

With electronic control units (ECUs) becoming standard in newer models, diagnostic processes are evolving. Mechanics now often use specialised software to communicate with the engine's ECU for troubleshooting and tuning.

Biodiesel Compatibility

While biodiesel is becoming popular due to its eco-friendly attributes, ensuring the engine and its components are compatible is essential. Biodiesel can impact seals, gaskets and even the engine's lifespan.

Additional Costs to Consider

Besides the usual repair and maintenance of diesel engines, there are some other costs you'll need to plan for in your operations. The following are typical costs for diesel mechanics who service dozers, cranes and other tracked equipment on sites:

Cost FactorEstimated Additional Cost
Parts & MaterialsVaries based on the requirement
Emergency Call-Outs+20% to +50% of standard rate
Travel Expenses (Remote Areas)$50 - $150

Note: All prices listed on this page are estimates, exclude GST and are in AUD.

Looking for a Reliable Diesel Mechanic?

iseekplant provides access to numerous skilled and qualified diesel mechanics across Australia. Whether you need regular maintenance or emergency repairs, our platform connects you with the right professionals.

Need assistance? Email us at [email protected] or call 1300 691 912. Ready to hire? Use our Get a Quote tool to connect with thousands of suppliers.

While you're looking for diesel mechanics, our network includes diesel fitters, diesel tank hire services and other diesel equipment services.

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2022 Diesel Mechanic Cost Guide- Get a quote | iseekplant

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