Yanmar 3TNV, 4TNV DI Engine Service Manual


Covers: Yanmar 3TNV and 4TNV series DI engines

  • 3TNV82A, 3TNV84, 3TNV84T, 3TNV88, 4TNV84, 4TNV84T, 4TNV88, 4TNV94L, 4TNV98, 4TNV98T, 4TNV106, 4TNV106T (EPA Tier2)
  • 3TNV82A-B, 3TNV84T-Z, 3TNV84T-B, 3TNV88-Z, 3TNV88-U, 3TNV88-B
  • 4TNV84T-B, 4TNV84T-Z, 4TNV88-Z, 4TNV88-U, 4TNV88-B, 4TNV98-E, 4TNV98-Z, 4TNV98T-Z (EPA Interim Tier4)

Type: Service Manual
Language: English
Pages: 378
Format: PDF
File size: 26mb
Features: Searchable, printable
Compatibility: Windows/Mac/Tablet/Mobile

The Yanmar 3TNV and 4TNV series direct injection engine service manual contains important technical data, functional data and service procedures for the diesel engine. This manual is the same used by professional technicians and is a complete reference for overhauling and mechanical servicing of the engine according to the manufacturer’s standards. Available in downloadable PDF format with clickable links in the table of contents, and can be viewed on your computer or tablet and is printable.

3rd edition, dated March 2012.


  • General Information
  • Safety
  • Identification
  • Specifications
  • Periodic Maintenance Charts and Procedures
  • Adjustments
  • Cylinder Head (2V or 4V)
  • Camshaft and Timing Gear Train
  • Crankshaft and Pistons
  • Cylinder Block
  • EGR Components
  • Fuel Injection System
  • Injection Timing
  • Coolant Pump
  • Oil Pump
  • Turbocharger
  • Starter/Alternator
  • Electronic Control System
  • Troubleshooting Charts
  • Special Torque Specs
  • Service Tools

Please note this manual is in downloadable PDF format only. If you have any questions about this product or would like to request sample pages, please contact us and reference the product name or SKU.


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