Part of the Yanmar Parts Manuals.
Tracking down the right components for your 2004-2005 crawler back-hoe is simple with this 128-page Yanmar Vio40-3, 3TNV88-XBV Parts Catalog PDF (OEM #0CS10-M45101EN). You get highly detailed exploded views for every system, from the complete engine assembly to the boom and bucket linkage. Open to any section and find exact part numbers, interchangeability symbols, and complete hardware breakdowns for the travel motors and hydraulic control valves. Verify you are ordering the exact 1AP16.0 O-ring for the radiator mount or confirm the proper PF1/2X3/8 connector size for your hydraulic tank piping before calling the dealer. Stop wasting time explaining what a broken bracket looks like to the parts counter. This bookmarked file opens on any device, so grab your tablet and match the exact part number right from the cab.
What's Inside This Yanmar ViO40-3 Parts Manual
| System | Pages | Key Topics |
|---|---|---|
| Fuel System | Silenser & Air Cleaner, Accelerator, Fuel Tank & Fuel Pipe | |
| Cooling System | Radiator & Mount | |
| Engine | Frame & Turning Bearing, Hyd.Oil Pump & Joint | |
| Electrical System | Battery, Work Lamp & Canopy Lamp | |
| Hydraulics & 3-Point Hitch | Boom Cylinder, Arm Cylinder, Bucket Cylinder, Swing Cylinder, Blade Cylinder, Quick Coupler Cylinder, Control Valve, Remote Control Valve, Way Valve, Arm & Quick Coupler | |
| Body & Operator Station | Cover, Step & Instrument Panel, Seat & Seat Mount, Bonnet, Cabin, Tim Cabin, Tim Cabin D00R, Tim Cabin Door, Canopy & Canopy Mount, Hyd.Oil Tank, Boom & Boom Bracket | |
| Decals & Accessories | Label, Safety Label | |
| Other Components | Reference Materials, Engine Mount, Electric Part, Travel Alarm, Heater, Compressor & Pulley, Piping, Roller & Adjust, Crawler, Lock Lever & Stand, Travel Lever, Blade Lever, Swing Pedal, Low-High Pedal, P.T.O.Pedal, Window Washer |
Quick Reference Specifications
| Specification | Value | Page |
|---|---|---|
| Connector size | PF1/2X3/8 | p. 96 |
| Joint size | RGI-1/4 | p. 105 |
| O-RING size | 1AP16.0 | p. 20 |
| Fuse Rating | 15A | p. 24 |
| Pipe Dimensions | 5X300 mm | p. 22 |
| Resistor Value | 100-40 Ohm | p. 34 |
| Bolt Dimensions | M14X35 mm | p. 37 |
| Pin Spring Dimensions | 3.0X32 mm | p. 43 |
Yanmar ViO40-3 Common Problems This Manual Covers
Need the exact replacement fuel tank lines and separator components because the Yanmar Vio40-3 starts then stalls.
Check the fuel tank assembly exploded view on page 22 to identify the correct feed lines. Locate the specific 5X300 mm pipe required for the fuel sump connection. Cross-reference the part number with the water separator components to ensure you order the complete replacement assembly.
Manual Section: Fuel Tank & Fuel Pipe p. 22Cannot find exact part numbers for main harness fuses and relays to fix intermittent electrical faults.
Inspect the wire harness assembly layout on page 24. Find the exact part number for the blown 15A fuse and its corresponding relay socket. Match the components to the main support bracket to guarantee you order the correct electrical parts for your specific machine serial number.
Manual Section: Electric Part(Wiring) p. 24Looking for the exact pump joint seal part numbers to fix main hydraulic pump whining noise.
Review the pump assembly coupling diagram on page 76. Identify the correct part number for the required 219011 O-ring seal set. Verify the orifice and bearing components in the exploded view so you can rebuild the pump joint with factory-correct hydraulic equipment parts.
Manual Section: Hyd.Oil Pump & Joint p. 76Need complete travel motor rebuild kit and seal part numbers because crawler tracks lose power on inclines.
Examine the travel motor breakdown on page 85. Locate the part numbers for the internal seals, specifically the 1BP7.0 and 1BP14.0 O-rings. Use the reference list to order the exact replacement wiper rings and plugs required to assemble the drive unit properly.
Manual Section: Travel Motor p. 85Frequently Asked Questions
How do you fix need the exact replacement fuel tank lines and separator components because the Yanmar Vio40-3 starts then stalls?
Check the fuel tank assembly exploded view on page 22 to identify the correct feed lines. Locate the specific 5X300 mm pipe required for the fuel sump connection. Cross-reference the part number with the water separator components to ensure you order the complete replacement assembly. p. 22
How do you fix cannot find exact part numbers for main harness fuses and relays to fix intermittent electrical faults?
Inspect the wire harness assembly layout on page 24. Find the exact part number for the blown 15A fuse and its corresponding relay socket. Match the components to the main support bracket to guarantee you order the correct electrical parts for your specific machine serial number. p. 24
How do you fix looking for the exact pump joint seal part numbers to fix main hydraulic pump whining noise?
Review the pump assembly coupling diagram on page 76. Identify the correct part number for the required 219011 O-ring seal set. Verify the orifice and bearing components in the exploded view so you can rebuild the pump joint with factory-correct hydraulic equipment parts. p. 76
How do you fix need complete travel motor rebuild kit and seal part numbers because crawler tracks lose power on inclines?
Examine the travel motor breakdown on page 85. Locate the part numbers for the internal seals, specifically the 1BP7.0 and 1BP14.0 O-rings. Use the reference list to order the exact replacement wiper rings and plugs required to assemble the drive unit properly. p. 85
How will I receive this Yanmar Vio40-3, 3TNV88-XBV Parts Catalog?
You get a 128-page searchable PDF that downloads instantly after checkout. Open it on your laptop, tablet, or phone, and bring it right to the shop floor.
Are there any print restrictions on this manual?
Absolutely. No DRM or copy protection. Print the whole manual or just the pages you need. Any home or office printer works.
![Yanmar B22-2 C(R)EP, B22-2 P(R)EP, B22-2 P[R], B22-2 C[R] exploded view diagram of the engine mount assembly components.](https://youfixthis.com/wp-content/uploads/2026/06/yanmar-b22-2-to-c-r-crawler-backhoe-parts-catalog-y00s3241-engine-parts-22-150x150.webp)
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