Yanmar Smart Assist | Diagnostic Software | Lifetime Licence

Yanmar Smart Assist Diagnostic Software — Lifetime Activation | Remote Installation

Yanmar Smart Assist is the official OEM diagnostic software for Yanmar engines and equipment. Used by authorised Yanmar dealers and independent workshops worldwide, it provides comprehensive access to engine control systems for fault diagnosis, live data monitoring, and parameter configuration across Yanmar's range of agricultural, construction, and industrial machinery.

What Yanmar Smart Assist Can Do

• Read and clear fault codes (DTCs) from Yanmar engine control units
• Live data monitoring — engine speed, coolant temperature, fuel pressure, load, and more
• Actuator tests and component activation
• Injection quantity and timing calibration
• Throttle and governor parameter configuration
• Aftertreatment system diagnostics (DPF, SCR where applicable)
• Engine hour logging and service interval management

Compatible Equipment

Agricultural Machinery

• Yanmar tractors (YT, YM, EF, AF, and RS series)
• Yanmar combine harvesters and rice transplanters

Construction Equipment

• Yanmar mini excavators (ViO, SV, B, and VIO series)
• Yanmar wheel loaders and backhoe loaders
• Yanmar crawler carriers

Industrial & Power Generation

• Yanmar industrial engines (3TNV, 4TNV, 3TNE, 4TNE series and variants)
• Yanmar diesel generators

Marine

• Yanmar marine diesel engines (JH, LH, 4LH, 6LY, and 4JH series)

Not sure if your specific model is supported? Contact us before purchasing and we'll confirm compatibility.

Adapter Compatibility

• Compatible with standard Yanmar diagnostic adapters (USB interface)
• Works with most generic J1939/CAN-based diagnostic interfaces for supported engines
• We can advise on the correct adapter for your machine if needed

Licence & Installation

• Lifetime licence — no annual subscription or renewal fees
• Remote installation by our qualified technicians via screen share
• Compatible with Windows 10 and Windows 11
• Post-installation technical support included

How It Works

1. Purchase and complete checkout
2. We contact you to schedule a remote installation session at a time that suits you
3. Our technician installs and activates the software on your PC remotely
4. You're up and running — lifetime access, no recurring fees