Komatsu S6D95L-1D(S/N 15060-UP)
Maintenance schedule, common problems & OEM parts breakdown
The Komatsu S6D95L-1D engine is a 6-cylinder, water-cooled diesel powerplant belonging to the 95 Series family, specifically designed for the FD60H, FD70H, and FD80H-5 forklift loader configurations. It delivers 110 HP at 2,000 rpm with a maximum torque of 41.5 kgm at 1,500 rpm. The engine features a 95 mm bore and 115 mm stroke, resulting in a total displacement of 4,890 cm³. It utilizes a Bosch VE distributor-type fuel pump and a mechanical all-speed governor. The S6D95L-1D is part of the broader S6D95L lineage, which includes variants with in-line pumps or turbochargers, but the S/N 15060-UP range specifically references the non-turbocharged distributor pump configuration for these heavy-duty forklift applications.
Across the 95 Series generations, the primary evolution involved the transition from naturally aspirated to turbocharged variants and the integration of more precise Bosch fuel injection systems to meet emissions standards. The S6D95L-1D remains significant in the used and parts market because it powers the robust FD series forklifts, which are known for high durability in mining and heavy construction environments. As these machines age, the availability of accurate service data and the reliability of the 95 Series block make it a staple for fleet maintenance. The engine's simple mechanical governor and distributor pump design allow for straightforward field repairs, keeping it relevant for operators managing older Komatsu material handling equipment.
Below: full specifications, fluids & capacities, the factory service schedule, common service parts, verified fault codes, what owners discuss, attachment guidance, the complete assembly directory, and a serial-number reference. Complete parts lists with full OEM part numbers, exploded diagrams, quantities, and fitment data are available free in Heavy Parts AI.
Komatsu S6D95L-1D(S/N 15060-UP) specifications
Engine
| Engine Model | S6D95L-1 (per factory spec sheet for this serial range) |
| Configuration | 6-cylinder in-line, water-cooled, 4-stroke, turbocharged diesel |
| Bore x Stroke | 95 mm x 115 mm (3.74 in x 4.53 in) |
| Displacement | 4.89 L (4,890 cm³ / 298 cu in) |
| Firing Order | 1-5-3-6-2-4 |
| Gross Power | 101 HP (75 kW) @ 2,200 rpm (SAE J1995) |
| Net Power | 95 kW (127 HP) @ 2,200 rpm (SAE J1349) |
| Maximum Torque | 454 N·m (335 lb-ft) @ 1,600 rpm |
| Emissions Tier | Pre-EPA Tier 1 / Pre-EU Stage I |
Weights
| Dry Engine Weight | 850–950 kg (1,874–2,094 lb) (varies by configuration/accessories) |
Dimensions
| Engine Length | 1,520 mm (59.8 in) |
| Engine Width | 880 mm (34.6 in) |
| Engine Height | 1,050 mm (41.3 in) |
Performance
| High Idle Speed | 2,350 ± 50 rpm |
| Low Idle Speed | 700 ± 25 rpm |
| Minimum Fuel Consumption | ≤ 220 g/kW·h (at rated power) |
Service capacities (summary)
| Lubricating Oil Capacity | 22 L (5.8 US gal) including oil filter |
| Cooling System Capacity | Not documented for this exact serial range — verify with your dealer |
| Fuel Tank Capacity | Not documented for this exact serial range — verify with your dealer |
| Hydraulic System Capacity | Not documented for this exact serial range — verify with your dealer |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
S6D95L-1D(S/N 15060-UP) fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine crankcase (with filter) | 11 L (2.9 US gal) | Komatsu EO or equivalent; viscosity varies by climate |
| Cooling system | 7.5 L (2.0 US gal) to 8.5 L (2.2 US gal) | Komatsu Super Coolant AF-NAC or equivalent |
| Fuel tank | ||
| Transmission/powertrain | ||
| Final drives | ||
| Hydraulic system and tank | ||
| Axles/differentials | ||
| Grease | Komatsu grease or equivalent |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Komatsu S6D95L-1D(S/N 15060-UP) maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 10 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the S6D95L-1D(S/N 15060-UP) beyond the schedule
Predictive Maintenance & Fluid Analysis
Utilize KOWA fluid analysis at every 500-hour interval to monitor engine wear metals and coolant contamination. Check the SCA concentration in the coolant at 500 hours to prevent liner cavitation. Monitor the air filter restriction indicator daily; replace the outer element at 1,000 hours or when indicated. Inspect the turbocharger intake and exhaust paths for carbon buildup during the 1,000-hour service. Verify the boost compensator diaphragm and spring tension if equipped, ensuring fuel delivery matches air supply under load. Track fuel consumption trends to detect injector wear or governor drift early.
Corrective & Common Repairs
Address fuel system issues by inspecting the Bosch VE distributor pump for internal wear or leakage. Replace the fuel filter and drain the water separator if water contamination is suspected. Check the mechanical governor linkage for binding or excessive play. Inspect the injection lines for cracks or leaks at the pump connection. Replace worn piston rings or cylinder liners if compression drops or oil consumption increases. Verify the starting motor and alternator brushes and bearings if electrical performance degrades. Check the flywheel housing and ring gear for damage during clutch or transmission service.
Overhaul & Rebuild Points
Perform a major engine overhaul when compression loss exceeds specifications or oil pressure drops below the minimum threshold. Replace cylinder liners, pistons, and connecting rods if bore wear or scoring is detected. Inspect the crankshaft journals and camshaft lobes for wear; replace if out of tolerance. Rebuild the fuel injection pump if fuel delivery timing or pressure is inconsistent. Replace the water pump and thermostat if coolant circulation fails. Inspect the timing gear case for gear wear or oil leaks. Ensure all gaskets and seals are replaced during reassembly to prevent leaks.
Seasonal & Environment Servicing
In cold climates, use the correct grade of engine oil and coolant to prevent freezing and ensure easy starting. Check the battery charge and insulation regularly to prevent power loss. In dusty environments, clean the radiator and oil cooler fins daily to prevent overheating. Inspect the air filter more frequently and replace the element as needed. Check all hoses and clamps for UV damage or cracking. Grease all pivot points more often if operating in wet or muddy conditions. Drain the fuel water separator daily to prevent microbial growth and injector damage.
S6D95L-1D(S/N 15060-UP) common service parts
| Part number | Part | Notes | |
|---|---|---|---|
| 07281-00197 | Clamp,(With Pre-Fuel Filter) | Fuel system service | Check fitment → |
| 600-311-1190 | Plate? Caution,Fuel Filter | Fuel system service | Check fitment → |
| 600-311-6220 | Cartridge,Fuel Filter | Fuel system service | Check fitment → |
| 600-311-9600 | Fuel Filter Ass'Y | Fuel system service | Check fitment → |
| 09637-02161 | Plate? Instruction,Air Cleaner (Double Element) | Air intake service | Check fitment → |
Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.
S6D95L-1D(S/N 15060-UP) fault codes & troubleshooting
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| CA115 | Engine crankshaft speed sensor failure | Broken sensor, wiring issue, or connector corrosion | Replace the speed sensor and verify the voltage at the pin connector |
| CA111 | Internal engine controller fault | ECM internal abnormality | Replace or reprogram the ECM |
| CA451 | Common rail pressure sensor feedback value too high | Malfunction in the rail sensor or actual overpressure condition | Diagnose the fuel rail pressure sensor or pump lines |
| CA452 | Common rail pressure sensor feedback value too low | Sensor malfunction or low pressure condition | Diagnose the fuel rail pressure sensor or pump lines |
| CA234 | Engine overspeed | Throttle calibration error, engine load cycle issue, or operator misuse | Verify throttle calibration and engine load cycle |
| CA122 | Intake air pressure sensor feedback voltage too high | Sensor malfunction or wiring issue | Verify the intake pressure sensor and wiring |
| CA123 | Intake air pressure sensor feedback voltage too low | Sensor short or airflow restriction | Check for a sensor short or an airflow restriction |
| CA153 | Intake air temperature sensor feedback voltage too high | Sensor malfunction | Replace or test the IAT sensor |
| CA154 | Intake air temperature sensor feedback voltage too low | Sensor malfunction | Replace or test the IAT sensor |
| CA441 | Battery voltage too low | Alternator or battery failure, or voltage regulator issue | Replace the alternator or battery; check the voltage regulator |
Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.
S6D95L-1D(S/N 15060-UP) attachments & work tools
Excavator Attachments
The S6D95L-1D engine (S/N 15060-Up) powers the PC200-5 and PC220-5 crawler excavators. Standard work tools include bucket sizes ranging from 0.8 to 1.2 cubic meters (0.6 to 0.9 cubic yards), with optional quick couplers and hydraulic breaker lines available for demolition configurations.
Wheel Loader Attachments
This engine class supports the WA180-1 wheel loader, typically equipped with buckets between 2.5 and 3.5 cubic meters (3.3 to 4.6 cubic yards). Factory options include side-pull buckets and heavy-duty rock buckets, with hydraulic connections for grapples or forks.
Dozer Attachments
The S6D95L-1D is not listed as a primary engine for the D31E or D37E dozer series in the provided serial data; those models utilize the 6D95L-1AA or 6D95L-1BB variants. Consequently, specific blade or ripper configurations for the S6D95L-1D are not documented in the source text.
Hydraulic & Coupler Systems
Excavator models PC200-5 and PC220-5 utilize standard hydraulic quick couplers for bucket interchange. Breaker kits require specific high-flow hydraulic lines and pressure relief valves, which are factory-configured options for demolition work.
Engine Guarding & Options
Factory guarding includes heavy-duty radiator screens and debris guards for the S6D95L-1D engine. Options include cold-start aids and exhaust silencers (mufflers) to meet noise regulations, with oil capacity specified at 16.5 liters (4.4 gallons).
All S6D95L-1D(S/N 15060-UP) assemblies by section
Every catalogued assembly group for the Komatsu S6D95L-1D(S/N 15060-UP). Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Accessory
Komatsu : S6d95l-1d(S/N 15060-Up) : Accessory : Air Compressor
| 62***00 | Air Compressor Ass'Y | 1 |
| DK***21 | Cylinder Head Ass'Y | 1 |
| DK***00 | Bearing | 2 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Accessory : Air Compressor And Piping
| 07***16 | Gasket,Air Compressor Piping | 1 |
| 07***89 | Clamp,(For Japan) | 2 |
| 08***36 | Band,(For 2nd Travel Speed) (Op) | 1 |
Cooling System
Komatsu : S6d95l-1d(S/N 15060-Up) : Cooling System : Water Pump And Cooling Fan
| 01***35 | Bolt,(For Quick Shift) (Mitsubishi) | 6 |
| 01***16 | Screw | 5 |
| 01***20 | Screw | 2 |
Cylinder Block
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Camshaft And Tappet
| 01***20 | Screw | 2 |
| 04***16 | Fitting Wedge | 1 |
| 62***10 | Tappet | 12 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Crankshaft
| 01***45 | Bolt,Nylock | 1 |
| 01***16 | Bolt,(With Alternator Cover Type) | 6 |
| 61***11 | Bolt,Nylock (K2) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Cylinder Block
| 01***16 | Screw | 5 |
| 01***06 | Nut | 1 |
| 01***10 | Washer,See Fig. K4010-12a0 | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Flywheel And Flywheel Housing(#15060-31463)
| 01***30 | Bolt | 6 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 11 |
| 07***15 | Plug | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Flywheel And Flywheel Housing(#31464-)
| 01***30 | Bolt | 6 |
| 01***30 | Bolt - Lower Oil Cooler Outlet Tubemounting | 11 |
| 07***15 | Plug | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Front Cover And Gear
| 01***70 | Bolt,(For 75a Alternator) | 1 |
| 01***20 | Bolt,(With Tachometer Outlet) | 2 |
| 01***16 | Screw | 2 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Oil Pan(#15060-42686)
| 01***14 | Bolt | 32 |
| 07***30 | O-Ring,Case? Magnet Ass'Y | 1 |
| 62***80 | Plug,Drain | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Oil Pan(#42687-)
| 01***14 | Bolt,(W/Joy Stick Str.)(W/O Heater) | 30 |
| 01***14 | Bolt | 2 |
| 07***30 | O-Ring,Case? Magnet Ass'Y | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Piston And Connecting Rod
| 04***12 | Ring, Snap | 12 |
| 62***10 | Bolt | 2 |
| 62***20 | Piston (S) | 6 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Block : Power Take Off
| (0***5) | Ring,Snap | 1 |
| (0***5) | Bolt,(With Water Separator) | 3 |
| (2***0) | Coupling | 1 |
Cylinder Head
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Air Cleaner
| 04***10 | Ring,See Fig. K4010-65a0 | 1 |
| 09***61 | Plate? Instruction,(Japanese-English) (Not Shown) | 1 |
| 09***61 | Plate? Instruction,Air Cleaner (Double Element) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Air Intake Manifold And Connection(#15060-42686)
| 01***12 | Bolt | 2 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Air Intake Manifold And Connection(#42687-)
| 01***12 | Bolt | 2 |
| 01***20 | Bolt,(For Japan Pc200) | 2 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Cylinder Head
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 4 |
| 01***32 | Washer, (Without Emergency Steering) | 25 |
| 02***04 | Plug, Pipe | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Cylinder Head Cover
| 01***20 | Bolt,(For Japan Pc200) | 1 |
| 04***50 | Screw | 4 |
| 07***80 | Clamp, Drain Hose | 3 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Exhaust Manifold And Turbocharger
| 01***25 | Grub Screw | 4 |
| 01***90 | Bolt,(For Large Fan) | 11 |
| 01***95 | Bolt,(For Shipping) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Muffler(#15060-42686)
| 01***80 | Bolt, Mount Strainer Flange | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 7 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Muffler(#42687-)
| 01***80 | Bolt, Mount Strainer Flange | 1 |
| 01***20 | Bolt, Hose Clamps (Inlet And Return Line Hoses) | 3 |
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Rocker Arm
| 01***12 | Bolt,(Without R.P.C.U.) | 1 |
| 01***65 | Bolt,(For Alternator Bracket Mount) | 8 |
| 61***30 | Nut | 12 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Cylinder Head : Turbocharger
| 62***20 | Turbocharger Ass'Y,(Ta3103) | 1 |
| GA***16 | Bolt | 6 |
| GA***63 | Housing,Turbine | 1 |
Electrical System
Komatsu : S6d95l-1d(S/N 15060-Up) : Electrical System : Alternator (25a)(#15060-19952)
| 60***40 | Alternator A. (25a),(See Fig.0641) | 1 |
| KD***52 | Bolt,Through | 3 |
| KD***70 | Rear Bracket Ass'Y | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Electrical System : Alternator (25a)(#19953-)
| 60***30 | Alternator A. (25a),(With Non Hardening Pulley) | 1 |
| KD***57 | Bearing,Ball? Front | 1 |
| KD***11 | Rear Bracket Ass'Y | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Electrical System : Alternator And Mouting (25a)
| 01***30 | Bolt,(For Trimming Dozer) | 1 |
| 01***55 | Bolt,(With Engine Stop Motor Type) | 1 |
| 01***11 | Nut,(For Center Guard) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Electrical System : Starting Motor (5.5kw)
| 60***20 | Starting Motor Ass'Y,(5.5kw) | 1 |
| KD***30 | Bracket,Center | 1 |
| KD***20 | Cneter Bracket A | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Electrical System : Starting Motor And Mounting
| 01***30 | Bolt | 2 |
| 07***05 | O-Ring,(Not Used With Emergency Str.) (K2) | 1 |
| (6***0) | Starting Motor Ass'Y,(5.5kw) (See Fig.A6210-B0c2) | 1 |
Engine Kit
Komatsu : S6d95l-1d(S/N 15060-Up) : Engine Kit : Gasket Kit
| 01***16 | Washer,Lock? Injection Gear | 1 |
| 07***85 | O-Ring,(Without Fuel Level Gauge) | 1 |
| 07***05 | O-Ring,(Not Used With Emergency Str.) (K2) | 1 |
Fuel System
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Filter And Piping
| 01***12 | Bolt | 1 |
| 01***16 | Screw | 1 |
| 01***20 | Bolt | 2 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Coupling)(#15060-28977)
| DK***20 | Plate | 1 |
| DK***00 | Bolt | 2 |
| DK***00 | Bolt | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Coupling)(#28978-42686)
| DK***20 | Plate | 1 |
| DK***00 | Bolt | 2 |
| DK***00 | Bolt | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Coupling)(#42687-42687)
| DK***20 | Plate | 1 |
| DK***00 | Bolt | 2 |
| DK***00 | Bolt | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Coupling)(#42688-)
| DK***20 | Plate | 1 |
| DK***00 | Bolt | 2 |
| DK***00 | Bolt | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Feed Pump)(#15060-28977)
| DK***20 | Bolt, Joint | 1 |
| DK***00 | Valve,Check | 2 |
| DK***20 | Pump,Priming | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Feed Pump)(#28978-42686)
| DK***20 | Bolt, Joint | 1 |
| DK***00 | Valve,Check | 2 |
| DK***20 | Pump,Priming | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Feed Pump)(#42687-42687)
| DK***20 | Bolt, Joint | 1 |
| DK***00 | Valve,Check | 2 |
| DK***20 | Pump,Priming | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Feed Pump)(#42688-)
| DK***20 | Bolt, Joint | 1 |
| DK***00 | Valve,Check | 2 |
| DK***10 | Feed Pump Ass'Y,(Not Shown) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Governor) (1/2)(#15060-28977)
| DK***00 | Adapter | 1 |
| DK***00 | Nut,Lock | 1 |
| DK***00 | Housing | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Governor) (1/2)(#28978-42686)
| DK***00 | Adapter | 1 |
| DK***00 | Nut,Lock | 1 |
| DK***00 | Housing | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Governor) (1/2)(#42687-42687)
| DK***00 | Adapter | 1 |
| DK***00 | Nut,Lock | 1 |
| DK***00 | Housing | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Governor) (1/2)(#42688-)
| DK***00 | Shim? 2.00mm,(High Altitude Spec.) | 0 |
| DK***00 | Adapter | 1 |
| DK***00 | Nut,Lock | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Governor) (2/2)(#15060-28977)
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
| DK***40 | Bolt | 2 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Governor) (2/2)(#28978-42686)
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
| DK***40 | Bolt | 2 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Governor) (2/2)(#42687-42687)
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
| DK***20 | Cover | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Governor) (2/2)(#42688-)
| DK***40 | Gasket,Air Compressor | 2 |
| DK***00 | Nut,Cap | 1 |
| DK***20 | Cover | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Pump) (1/2)(#15060-28977)
| 62***40 | Injection Pump Ass'Y | 1 |
| DK***30 | Key,Woodruff | 1 |
| DK***30 | Bearing | 0 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Pump) (1/2)(#28978-42686)
| 62***41 | Injection Pump Ass'Y | 1 |
| DK***30 | Key,Woodruff | 1 |
| DK***30 | Bearing | 0 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Pump) (1/2)(#42687-42687)
| 62***42 | Injection Pump Ass'Y | 1 |
| DK***30 | Key,Woodruff | 1 |
| DK***30 | Bearing | 0 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Pump) (1/2)(#42688-)
| 62***43 | Injection Pump Ass'Y | 1 |
| DK***30 | Key,Woodruff | 1 |
| DK***30 | Bearing | 0 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Pump) (2/2)(#15060-28977)
| DK***40 | Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-0040 | 0 |
| DK***90 | Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-0590 | 0 |
| DK***00 | Sleeve,Control | 6 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Pump) (2/2)(#28978-42686)
| DK***40 | Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-0040 | 0 |
| DK***90 | Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-0590 | 0 |
| DK***00 | Sleeve,Control | 6 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Pump) (2/2)(#42687-42687)
| DK***40 | Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-0040 | 0 |
| DK***90 | Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-0590 | 0 |
| DK***00 | Sleeve,Control | 6 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump (Pump) (2/2)(#42688-)
| DK***40 | Shim? 0.50mm, Shim, 0.50mm; Was Dk029311-0040 | 0 |
| DK***90 | Shim? 0.25mm, Shim, 0.25mm; Was Dk029311-0590 | 0 |
| DK***00 | Sleeve,Control | 6 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump And Piping(#15060-42686)
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
| 01***25 | Screw | 4 |
| 01***65 | Bolt,(For 35a? 25a Alternator) | 4 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Injection Pump And Piping(#42687-)
| 01***25 | Bolt, Mount Engine Oil Drain To Fuel Tank | 4 |
| 01***25 | Screw | 4 |
| 01***65 | Bolt,(For 35a? 25a Alternator) | 4 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Fuel System : Fuel Nozzle And Spill Pipe
| 01***35 | Bolt, Mount Bracket To Floor | 6 |
| 07***10 | Tube,(See Fig.0421-14) | 5 |
| 07***35 | Tube,Spill | 1 |
Lubricating Oil System
Komatsu : S6d95l-1d(S/N 15060-Up) : Lubricating Oil System : Lubricating Oil Cooler(#15060-52245)
| 01***25 | Bolt,(With Corrosion Resistor) | 18 |
| 01***06 | Nut | 4 |
| 01***06 | Nut | 4 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Lubricating Oil System : Lubricating Oil Cooler(#52246-)
| 01***25 | Bolt,(With Corrosion Resistor) | 18 |
| 01***06 | Nut | 4 |
| 07***12 | T/Plug, Plug,(For Power Tilt Mech Angle) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Lubricating Oil System : Lubricating Oil Filter
| 60***40 | Cartridge,Engine Oil Filter (D31s) | 1 |
| 60***41 | Cartridge,Engine Oil Filter (D31s) | 1 |
| 60***60 | Plate? Caution,(Arabic-English) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Lubricating Oil System : Lubricating Oil Pump And Suction Pipe
| 01***12 | Bolt,(See Fig.0501) | 1 |
| 01***16 | Screw | 6 |
| 01***25 | Bolt,(With Corrosion Resistor) | 1 |
Komatsu : S6d95l-1d(S/N 15060-Up) : Lubricating Oil System : Turbocharger Lubricating Oil Piping
| 01***16 | Screw | 1 |
| 01***20 | Screw | 4 |
| 01***06 | Nut | 1 |
S6D95L-1D(S/N 15060-UP) serial number reference
The engine serial plate is stamped on the engine block, typically on the left side near the injection pump. Locate the model code (e.g., S6D95L-1) followed by the serial number; the prefix is the alphanumeric model code preceding the serial digits.
| Prefix | Identifies | Notes |
|---|---|---|
| S6D95L-1 | S6D95L-1D | Serial range 15060-UP. Data sourced from parts catalog listings for the S6D95L-1D engine family. The base model designation S6D95L-1 is used in parts documentation to cover the S6D95L-1D variant. Verify with dealer for specific configuration differences within this serial range. |
Frequently asked questions
What is the engine type and configuration?
The Komatsu S6D95L-1D is a 6-cylinder, water-cooled, naturally aspirated diesel engine with a 95 mm bore and 115 mm stroke, displacing 4,890 cm³. It uses a Bosch VE distributor-type fuel pump and a mechanical all-speed governor.
What is the operating weight of the machine this engine powers?
The operating weight varies by configuration and series. The S6D95L-1D powers the FD60H, FD70H, and FD80H-5 forklift loaders, which have operating weights ranging from approximately 34,000 to 35,000 lb depending on the specific model and attachment package.
What replaced the S6D95L-1D engine?
The S6D95L-1D is part of the 95 Series family. It was succeeded by later Komatsu engine generations such as the SAA6D107E series for heavier applications and the S6D102E series for mid-range applications, which incorporate turbocharging and electronic controls to meet modern emissions standards.
What S6D95L-1D(S/N 15060-UP) owners discuss
What are the typical power and torque specifications for the S6D95L-1 engine when used in the FD60H/70H/80H-5 machine series?
What are the fluid capacities for the S6D95L-1 engine?
What are the key mechanical differences between the 6D95L-1 and S6D95L-1 engine variants?
What are the common electrical and starting system specifications for this engine?
What is the function of the boost compensator on the S6D95L-1 engine?
What are the critical wear points and maintenance items for the S6D95L-1 engine?
What should be checked when buying a used S6D95L-1 engine?
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
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