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My MDD

Diagnostic tools & software

Diagnostic tools.Chosen for your work.

Find a diagnostic kit, adapter, or software that fits the diesel engines and machines you work on—with guidance from people who understand the job.

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Diagnostic tools

Kits, diagnostic computers, adapters, and cables. Tell us what you work on and which tools you already have.

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Diagnostic software

Help choosing diagnostic applications and understanding how they fit your computer, adapter, and the diesel engines or machines you service.

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If your diagnostic computer, software, or adapter isn’t working or connecting, start with MDD Remote. You don’t need to begin a sales inquiry to ask for troubleshooting help.

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Discuss recommendations, compatibility, availability, and pricing before deciding what to purchase. This page is for inquiries, not checkout.