Perkins 1204F-E44TTA Engine
The Perkins 1204F-E44TTA is a 4.4 L 4-cylinder engine rated at 2200 rpm, producing up to 112 kW. It powers generator sets from Generac, including the MFH900.
Also known as: Perkins 1204F-E44TTA
Part of the Perkins 1204F engine family — 2 variants share parts & fitment.
Service parts for the 1204F-E44TTA
The cheapest captured merchant offer per filter — see the full cross-reference below for every OEM/aftermarket option.
Prices captured from merchant listings; some links are affiliate links. Verify against your serial number before ordering.
Engine specifications
| Displacement | 4.4 L |
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| Cylinders | 4 |
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| Rated speed | 2200 rpm |
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| Gross power | 112 kW |
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Troubleshooting
2Symptoms & remedies
| Symptom | Remedy |
|---|
| If a fault becomes active turn off the engine. | If the application as a battery disconnect lamp installed, the DEF system will be purged after the battery disconnect lamp is extinguished. If no battery disconnect lamp is installed, allow 10 minutes or 15 minutes if the system has a DPF for the DEF system to purge. Then restart the engine. |
| If the fault continues to stay active. | Refer to Troubleshooting for more information. |
Fault codes and symptom→remedy steps extracted from this engine’s service/owner documentation; verify against the official manual before servicing.
Common problems
15- Oil pressure does not rise
Cause: Incorrect engine oil viscosity
Fix: Change with oil of correct viscosity. - No/low heat condition
Cause: Incorrect heater setting (target temperature too low)
Fix: Adjust heater output. - Meter, lamp, or switch failure
Fix: Problem; Possible Cause; Solution - Low HTF/hydraulic oil level
Fix: Check level on tank sight glass, adjust as needed; Inspect HTF hoses for leaks or loose fittings; Check fluid for foaming. - HTF/hydraulic oil filters clogged
Fix: Check restriction gauges/replace HTF filters. - HTF pump drive sheared
Fix: Contact an IASD. - Faulty temperature sensor
Fix: Check air outlet sensor operation. - Exhaust smoke is white
Cause: Insufficient cooling - Exhaust smoke is black
Fix: Clogged air cleaner; Clean or change element. - Engine starts but stops shortly thereafter
Cause: Low idle, Clogged fuel filter, Clogged pre-fuel filter, Clogged air cleaner, Engine control system failure, Injection pump failure, Clogged strainer, Electromagnetic type fuel pump failure
Fix: Adjust by idling control equipment on the machine. If adjustment is not possible, contact ISUZU dealer., Remove water and change element., Clean or change element., Contact an IASD., Contact an IASD. - Engine running is unstable
Cause: Fuel system failure, Water or air is in fuel system, Engine control system failure
Fix: Contact an IASD., Purge air or remove water., Contact an IASD. - Engine rpm is set too high based on ambient temperature
Fix: Lower the engine rpm. - Engine overheats
Cause: No coolant
Fix: Add coolant. - Engine has no power
Cause: Clogged air cleaner
Fix: Clean element. - Engine failure
Fix: Contact an IASD.
Compiled from service & troubleshooting documentation across every generator set that uses the Perkins 1204F-E44TTA.
Maintenance schedule
| Item | Spec | Capacity | Part # | Interval | |
|---|
| Air filter | Genuine Generac parts are recommended for all maintenance items. All Generac oil kits meet minimum American Petroleum Institute (API) Service Class CJ-4/SM. | | — | 500 hr | |
| Fuel filter | Genuine Generac parts are recommended for all maintenance items. All Generac oil kits meet minimum American Petroleum Institute (API) Service Class CJ-4/SM. | | — | 250 hr | |
| Oil filter | Genuine Generac parts are recommended for all maintenance items. All Generac oil kits meet minimum American Petroleum Institute (API) Service Class CJ-4/SM. | | 2654A111 | 500 hr | Amazon $25.11 eBay $23.99 FridayParts $28.06 |
| Battery | Battery—Rating: CCA 950; Battery—Group Number: 31; Battery—Voltage (Quantity Per Unit): 12 (2); Battery—Quantity: 2. | | — | 500 hr | |
| Belt | | | — | 1000 hr | |
| Coolant | Where the atmospheric temperature falls below freezing, the cooling system should be drained after engine operation. To eliminate the need for repeated draining and refilling, the use of a 50/50 Ethylene glycol base antifreeze/water mix is recommended. Never exceed a 60/40 antifreeze/water mix. | | — | | |
| Coolant filter | gauges/replace HTF filters | | — | | |
| Oil | Genuine Generac parts are recommended for all maintenance items. All Generac oil kits meet minimum American Petroleum Institute (API) Service Class CJ-4/SM. | | — | 4000 hr | |
| Spark plug | | | — | | |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
Aftermarket parts that fit this engine
23Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
Filters for this engine
- Oil filter: Perkins 2654A111 Donaldson P550920 Wix 57325
Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.
Also used in
1- Doosan DX140LCR-5 — Excavator Tracked
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.
Common questions
What is the displacement of the Perkins 1204F-E44TTA?
The Perkins 1204F-E44TTA has a displacement of 4.4 liters with 4 cylinders.
Which generators use the Perkins 1204F-E44TTA engine?
The Perkins 1204F-E44TTA powers 1 generator set(s), including Generac MFH900.
What oil filter does the Perkins 1204F-E44TTA use?
The Perkins 1204F-E44TTA uses oil filter part numbers Perkins 2654A111, Donaldson P550920, Wix 57325.
How often should you change the oil in the Perkins 1204F-E44TTA?
The Perkins 1204F-E44TTA oil change interval is every 4000 hours.
What is a common problem with the Perkins 1204F-E44TTA engine?
A commonly reported issue on generators using the Perkins 1204F-E44TTA is: Oil pressure does not rise. Cause: Incorrect engine oil viscosity. Fix: Change with oil of correct viscosity..