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NEW ZEALAND'S LARGEST MARINE PARTS STORE
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Jaltest Marine Diagnostics

The Ultimate Diagnostic Solution for New Zealand’s Marine Trade. World-leading, multi-brand diagnostics for boats, jet skis, engines & more.

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Unmatched NZ Coverage

Diagnose the widest range of inboard, outboard & PWC brands such as Volvo Penta, Yamaha, Mercury, Sea-Doo & more.

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Pro-Level Diagnostics

Go beyond basic codes. Access live data, perform calibrations, view wiring diagrams, and utilise step-by-step repair guides.

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Efficient Workflow

Save time with an intuitive interface. Optional GRP module manages reports for easy storage and recall for review or to send to customers.

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Marine-Ready Hardware

Rugged, water-resistant VCI interface built tough to withstand demanding workshop and on-water environments.

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Dedicated NZ Support

Get expert local support, hands-on demos, training, and remote assistance direct from PROMT Parts in Auckland.

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Fast Parts & Shipping

Benefit from same-day nationwide shipping and readily available local stock of essential cables and accessories.

Boost Efficiency and Handle Any Job with Confidence

At PROMT Parts, we’re proud to bring you Jaltest Marine Diagnostics, the world-leading, multi-brand diagnostic tool designed to transform marine engine maintenance and repair for New Zealand’s marine trade professionals. Whether you’re servicing boats, jet skis, outboard or inboard engines, or stationary marine systems, Jaltest delivers unmatched coverage, precision, and efficiency – all backed by our local expertise and support.

Meet Modern Customer Expectations & Secure Your Business

Today's boat and PWC owners are more informed than ever. They expect workshops to provide transparent, efficient, and technologically advanced service. When it comes to engine issues, customers increasingly expect workshops to possess sophisticated diagnostic tools capable of accurately identifying problems.

They want to see proof – clear reports detailing active and historic fault codes, live data readings, and confirmation that issues have been resolved. Providing professional, easy-to-understand printouts or digital reports (easily managed with the optional Jaltest GRP module) builds immense trust and validates your expertise.

Workshops without comprehensive diagnostic capabilities risk being perceived as outdated. Customers may question your ability to service modern, complex marine engines and systems, potentially taking their business elsewhere. Don't get left behind. Equip your workshop with Jaltest Marine to meet – and exceed – modern customer expectations, ensuring you remain the go-to service provider.

Unlock Total Marine Diagnostic Power

Comprehensive Multi-Brand Coverage

Your all-in-one solution for over 88 major marine brands (Volvo Penta, Yamaha, Mercury, CAT, Evinrude, Sea-Doo & more). Stay current with 3 software updates per year, covering legacy and the latest marine industry technology.

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Jaltest software screenshot showing brand coverage

Jaltest diagnostic tool showing advanced features on tablet

Advanced Features for Pros

  • Full Diagnostics: Read/clear codes, live data, calibrations, parameter adjustments, injector tests.
  • Technical Info: Wiring diagrams, step-by-step guides, service data at your fingertips.
  • Rugged Hardware: Built tough for marine environments – marina, workshop, or on the water.
  • Expert Mode: Unlock dealer-level capabilities like sensor calibration and key programming (jet skis).
PROMT Parts NZ headquarters

Built for NZ Workshops

New Zealand’s unique marine environment demands tools that perform. Jaltest Marine is ready:

  • Extensive coverage for brands dominating NZ waters.
  • Local support & expertise from PROMT Parts, Wiri, Auckland.
  • Same-day shipping nationwide (orders before 5 PM).
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Streamline Your Workflow

Save time and boost productivity. The intuitive interface makes diagnostics easy. GRP module manages reports for easy storage and recall for review or to send to customers.

Jaltest GRP module demonstrating workflow management

What’s Included?

Get started immediately with your Jaltest Marine Kit from PROMT Parts:

  • SW
    Jaltest Marine Software License: Covers inboard, outboard, jet skis, PWCs, generators.
  • HW
    Rugged Hardware: Jaltest Link VCI Interface & essential cables/adapters.
  • SP
    PROMT Parts Local Support: Demos, setup help, technical assistance via phone (09 263 6000).

Note: Specific cable kits supplied are relevant to the software license purchased.

Shop Kits & Cables
Jaltest Marine diagnostic kit contents

Why Buy from PROMT Parts?

As the official NZ distributor, we offer more than just the tool – we offer a partnership powered by decades of marine expertise.

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Hands-On Demos

System demos can be seen at PROMT Parts Manukau or online by appointment.

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Fast NZ Delivery

Same-day shipping nationwide on orders before 5 PM.

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Expert Advice

We help you choose the perfect kit for your specific needs.

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In-Depth Training

Get your team up to speed quickly with our training options.

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Remote Support

Real-time help and technical assistance when you need it most.

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Local Stock

Essential cables and accessories readily available in Auckland.

Extensive Marine Engine Coverage

Jaltest provides diagnostics for a vast range of marine brands and equipment. Cover the most popular engines found in NZ waters, including inboard, outboard, jet skis, and stationary engines from manufacturers like Volvo Penta, Yamaha, Mercury, CAT, Cummins, BRP (Sea-Doo/Evinrude), Yanmar, Suzuki, Honda, and many more.

Explore Specific Coverage Details:

For detailed model-specific information, including the exact diagnostic features supported for each engine (like code reading, parameter adjustments, or maintenance resets), please use our comprehensive database search below.

Trusted by NZ Marine Professionals

"After one year using Jaltest, 136 reports charged, it has recovered its initial cost.

The guys have got used to it quite well, I used it last week on site for an older VM diesel Dtronic where you use the pin outs, worked very well, was intuitive especially where you can use the help function to find pin outs, wiring diagrams etc, ohms settings and more.

The reports printed out are handy to show the customers, if you have selected all the data while using the tool, like hours, and faults etc… "

- West Auckland Marine, Auckland

"Being able to diagnose multiple brands with one tool saves us so much time and hassle. Highly recommend."

- Mobile Marine Mechanic, NZ

Take Your Marine Diagnostics to the Next Level

Ready to transform your marine service business? Contact PROMT Parts today to order your Jaltest Marine Diagnostics kit, get a personalized quote, or book an online or in person demonstration at PROMT Parts.

Call: 09 263 6000

Email: tua@promtparts.co.nz

Visit (Demos by Appointment): 85 Kerrs Road, Wiri, Auckland, 2104