The MTU 16V 4000 G23 is a 4.77 L 20-cylinder tci engine rated at 1500 rpm, producing up to 1965 kW. It powers generator sets from MTU and Talles, including the 16 V 4000 G23, 16V4000 DS2250, DP 2145 D5S FW and DS 2285 D5S FW. It holds 300 L (79.3 gal) of oil and 225 L (59.4 gal) of coolant.
Also known as: MTU 16V 4000 G23
Part of the MTU 16V4000 engine family — 54 variants share parts & fitment.
| Oil capacity | 300.0 L |
|---|---|
| Coolant capacity | 225.0 L |
| Displacement | 4.77 L |
| Cylinders | 20 |
| Aspiration | TCI |
| Rated speed | 1500 rpm |
| Gross power | 1965 kW |
Shared across brands: MTU, Talles
Compiled from service & troubleshooting documentation across every generator set that uses the MTU 16V 4000 G23.
| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Temperature | Jacket water heater adjustable thermostat | 32 to 55 | °C |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Voltage | Phase | Connection | Leads | Notes |
|---|---|---|---|---|
| 380/400/415 | Standard scope voltage, 50 Hz (S1600/S2000/S4000) | |||
| 380/440/480 | Standard scope voltage, 60 Hz (S1600/S2000/S4000) | |||
| 400/230 | Standard scope voltage, 1600 series, 50 Hz | |||
| 440/480 | Alternator voltages, 60 Hz | |||
| 480/277 | Standard scope voltage, 1600 series, 60 Hz |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Part # | Description | Category |
|---|---|---|
| 274623 | Cleaner, Air | air_filter |
| 274821 | Air Cleaner | air_filter |
| 347667 | Air Cleaner Assembly | air_filter |
| 347810 | Air Cleaner | air_filter |
| WM00076 | Air filter element | air_filter |
| 12V4000Gx3-07 | Battery | battery |
| 12V4000Gx3-06 | Belt | belt |
| 347423 | Belt, Poly V | belt |
| 347429 | V-Belt | belt |
| 12V4000Gx3-02 | Engine oil filter | filter |
| 12V4000Gx3-03 | Fuel filter | filter |
| 12V4000Gx3-04 | Air filter | filter |
| 12V4000Gx3-01 | Engine oil | fluid |
| 12V4000Gx3-05 | Coolant | fluid |
| WM00086 | Easy-change fuel filter | fuel_filter |
| 347442 | Gasket, Inlet | gasket |
| 5272030080 | GASKET | gasket |
| X00021730 | GASKET | gasket |
| 347437 | Tube, Upper Radiator | hose |
| 347440 | Tube, Lower Radiator | hose |
| X-507-6 | Lower Radiator Hose | hose |
| X-6006-4 | Upper Radiator Hose | hose |
| 279260 | Filter, oil | oil_filter |
| WM00067 | Oil filter element | oil_filter |
| 243273 | Fuse, 3 amp | other_service |
| 283645 | Fuse, 15 amp | other_service |
| 291207 | Fuse, 1.5 amp | other_service |
| 291740 | Rectifier or Coil | other_service |
| A-347395-1 | Engine Assembly, 2000 kW | other_service |
| A-347485 | Radiator Assembly | other_service |
| 007603014102 | COPPER SEALING RING | seal |
| 007603030101 | COPPER SEALING RING | seal |
| 05132155 | SEAL | seal |
| 52420300037 | THERMAL ACTUATOR DICHTRING AUS FKM | seal |
| 700429070000 | O-RING | seal |
| 700429072000 | O-RING | seal |
| 700429076000 | O-RING | seal |
| 735252070000 | O-RING | seal |
| 735252085001 | O-RING | seal |
| 735252090000 | O-RING | seal |
| 735252100000 | O-RING | seal |
| 328725 | Voltage Regulator | sensor |
| 347646 | Sensor, Liquid Level | sensor |
| 12V4000Gx3-08 | Spark plug | spark_plug |
| M128R | Starter | starter |
| 59420300059 | THERMAL ACTUATOR | thermostat |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.
The MTU 16V 4000 G23 engine has an oil capacity of 300.0 liters.
The MTU 16V 4000 G23 has a displacement of 4.77 liters with 20 cylinders.
The MTU 16V 4000 G23 powers 5 generator set(s), including MTU 16 V 4000 G23, MTU 16V4000 DS2250, MTU DP 2145 D5S FW, MTU DS 2285 D5S FW, Talles HMW-2080 T5.
A commonly reported issue on generators using the MTU 16V 4000 G23 is: LO P-Fuel (Common Rail pressure < reference value; DBR fuel limitation, start of injection readjusted towards late; suction restrictor of HP fuel block jamming or HP fuel control block wiring faulty.. Fix: Contact Service..