The Kohler KDI 3404TCR SCR is a 3.36 L 4-cylinder turbocompressor with wastgate valve engine rated at 1800 rpm, producing up to 112 kW. It powers generator sets from Kohler, including the KDI 3404 TCR SCR. It holds 15.6 L (4.1 gal) of oil.
Maintenance schedule
| Item | Spec | Capacity | Part # | Interval | |
|---|
| Air filter | Clean the inside components A and D with a damp cloth. Do not use compressed air, repeatedly tap the front side E on a flat surface. | | — | 500 hr | |
| Fuel filter | Replace fuel filter and pre-filter cartridge (1) | | — | 2000 hr | |
| Oil filter | Oil, SAE 5w-40 (-30°C ÷ +50°C) | | 5W-40 | | Amazon eBay |
| Battery | | | — | | |
| Belt | Replace Poly-V belt (6) | | — | 3000 hr | |
| Coolant | Top liquid up until the pipes inside the radiator are covered by about 5 mm. Do not overfill the radiator, but leave room for the coolant to expand. | | — | 250 hr | |
| Coolant filter | | | — | | |
| Oil | Check the level of the engine oil, fuel and coolant and fill if necessary (Par. 4.5 e Par. 4.6). | | — | 100 hr | |
| Spark plug | | | — | | |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
Parts cataloged across the Kohler KDI3404TCR family
44| Part # | Description | Category |
|---|
| ED0053030050 | Air filter cartridge | Air filter |
| GM93824 | Air Cleaner Assy | Air filter |
| GM93996 | Element, Air Cleaner Primary | Air filter |
| GM93997 | Element, Air Cleaner Secondary | Air filter |
| 8080710050 | AIR INLET MANIFOLD / AIR FILTER | Air inlet manifold filter |
| 8045710050 | BREATHER SYSTEM | Breather system |
| 8079710010 | FITTING FOR CAB HEATING | Cabin heating fitting |
| 8035710090 | CAMSHAFT | Camshaft |
| 8020710090 | CRANKCASE | Crankcase |
| 8010710020 | CRANKSHAFT | Crankshaft |
| 8021710070 | CYLINDER HEAD | Cylinder head |
| 8025710010 | ENGINE MOUNTS | Engine mounts |
| 8085710090 | EXHAUST GAS MANIFOLD | Exhaust gas manifold |
| 8086710020 | EXHAUST MUFFLER | Exhaust muffler |
| 8012710050 | FLYWHEEL | Flywheel |
| 8061710010 | FUEL FILTER | Fuel filter |
| 8061710020 | FUEL FILTER | Fuel filter |
| 8022710080 | HEAD COVER | Head cover |
| 8068710070 | HOSES FOR WATER COOLER | Hoses water cooler |
| 8030710150 | INJECTION SYSTEM | Injection system |
| 8043710020 | OIL DIPSTICK | Oil dipstick |
| 10W-40 | 0o F to 80o F (-18o C to 27o C) | Oil filter |
| 5W-40 | Oil, SAE 5w-40 (-30°C ÷ +50°C) | Oil filter |
| 8041710040 | OIL PAN | Oil pan |
| 8040710030 | OIL PUMP | Oil pump |
| 8011710040 | PISTON / CONNECTING ROD | Service part / kit |
| 8020710100 | CRANKCASE | Service part / kit |
| 8021710080 | CYLINDER HEAD | Service part / kit |
| 8022710070 | HEAD COVER | Service part / kit |
| 8030710130 | INJECTION SYSTEM | Service part / kit |
| 8035710120 | CAMSHAFT | Service part / kit |
| 8036710080 | ROCKER ARMS / VALVES | Service part / kit |
| 8038710040 | TIMING GEAR | Service part / kit |
| 8045710070 | BREATHER SYSTEM | Service part / kit |
| 8047710030 | OIL COOLER | Service part / kit |
| 8064710030 | FUEL PIPING | Service part / kit |
| ED0014603650-S | Six Nicks SN8 | Service part / kit |
| 8011710030 | PISTON / CONNECTING ROD | Piston connecting rod |
| 8014710050 | PULLEYS / BELT | Pulleys belt |
| 8036710070 | ROCKER ARMS / VALVES | Rocker arms valves |
| 8074710030 | THERMOSTAT UNIT | Thermostat unit |
| 8038710050 | TIMING GEAR | Timing gear |
| 8083710060 | TURBOCHARGER | Turbocharger |
| 8077710030 | WATER PUMP | Water pump |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Common questions
What is the oil capacity of the Kohler KDI 3404TCR SCR?
The Kohler KDI 3404TCR SCR engine has an oil capacity of 15.6 liters.
What is the displacement of the Kohler KDI 3404TCR SCR?
The Kohler KDI 3404TCR SCR has a displacement of 3.359 liters with 4 cylinders.
Which generators use the Kohler KDI 3404TCR SCR engine?
The Kohler KDI 3404TCR SCR powers 1 generator set(s), including Kohler KDI 3404 TCR SCR.
How often should you change the oil in the Kohler KDI 3404TCR SCR?
The Kohler KDI 3404TCR SCR oil change interval is every 100 hours.
What is a common problem with the Kohler KDI 3404TCR SCR engine?
A commonly reported issue on generators using the Kohler KDI 3404TCR SCR is: Warning RED light turn on. Cause: Engine ECU has detect a malfunctions. Fix: Contact KOHLER authorised workshops.