discover our services

With decades of hands-on experience, our technicians specialize in precision diesel and petrol system repairs. Whether it's a worn pump, a faulty injector, or a complex CAT rebuild, we diagnose fast and fix it right. We use industry-leading diagnostic equipment to restore your vehicle's performance and efficiency. No guesswork. No shortcuts. Just expert workmanship backed by a team that takes your downtime seriously.

DIESEL PUMP REPAIR

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EUI
injectors

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CAT
REPAIR

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PETROL
INJECTORS

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TURBOCHARGER
REPAIR

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VEHICLE
DIAGNOSIS

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DPF CLEANING

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GOVERNORS

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FREQUENTLY ASKED QUESTIONs

What diesel services do Simms Diesel offer?

We provide a full range of diesel specialist services including diesel pump repairs, injector testing and repairs, turbocharger servicing, vehicle diagnostics, and DPF cleaning. Our team works across all major diesel systems to keep your engine running efficiently and reliably.

Do you repair all types of diesel injectors?

Yes — we service and repair a wide range of injector systems including common rail, EUI, and petrol injectors. We work with leading brands such as Bosch, Denso, Delphi, and more to ensure accurate diagnostics and high-quality repairs.

How do I know if my diesel pump or injectors need repair?

Common signs include hard starting, loss of power, excessive smoke, poor fuel economy, or rough engine performance. If you’re experiencing any of these issues, we recommend a professional diagnostic check to identify the problem early.

Can you diagnose issues before repairing parts?

Absolutely. We offer full vehicle diagnostic services to accurately identify faults before carrying out any repairs. This ensures you only pay for what actually needs fixing and avoids unnecessary part replacements.

Do you offer DPF cleaning services?

Yes — we provide professional DPF (Diesel Particulate Filter) cleaning to restore performance, reduce emissions, and prevent costly replacements. Regular cleaning helps extend the life of your diesel system.

What vehicles or machinery do you work on?

We service a wide range of diesel applications including utes, trucks, agricultural machinery, marine engines, construction equipment, and industrial engines. If it runs on diesel, we can likely help.

Do I need to book in advance?

We recommend getting in touch before bringing your vehicle or parts in, so our team can assess your needs and provide the fastest turnaround possible.

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