The Caterpillar 3054C (ATAAC) is a 4.4 L 4-cylinder naturally aspirated or turbocharged engine rated at 2400 rpm, producing up to 97 kW.
Also known as: Caterpillar 3054C (ATAAC)
Part of the Caterpillar 3054C engine family — 4 variants share parts & fitment.
| Displacement | 4.4 L |
|---|---|
| Cylinders | 4 |
| Aspiration | naturally aspirated or turbocharged |
| Rated speed | 2400 rpm |
| Gross power | 97 kW |
No generator set in our catalog cites this exact engine designation yet; its specifications and fault codes are documented here.
| Code | Meaning |
|---|---|
| active fault code | Electronic problem detected |
| logged fault | Problem has occurred, but is not presently active |
Fault codes and symptom→remedy steps extracted from this engine’s service/owner documentation; verify against the official manual before servicing.
Compiled from service & troubleshooting documentation across every generator set that uses the Caterpillar 3054C (ATAAC).
| Part # | Description | Category |
|---|---|---|
| 102-9720 | Cleaning Kit (detergent and oil for AIRSEP air cleaner elements) | air_filter |
| 110-6326 | Air Primary | air_filter |
| 123-2367 | Air Primary | air_filter |
| 339-7767 | Alternator | alternator |
| 6T1395 | Alternator | alternator |
| 6N6798 | V-belt | belt |
| 9L6639 | V-belt | belt |
| SE501853 | STARTER (REMAN FOR RE506105) (12 V) | controller |
| AEHQ4001-03 | Cat® 3054C DIT Engine | engine |
| 174-6854 | Hydrosolv 100 liquid cleaner, 19 L (5 US gallon) | fluid |
| 1U-5490 | Hydrosolv 4165 liquid cleaner, 19 L (5 US gallon) | fluid |
| 1U-5492 | Hydrosolv 100 Liquid Cleaner, 19 L (5 US gal) | fluid |
| 5N-5561 | Silicone Lubricant | fluid |
| 133-5673 | Fuel/Water Separator | fuel_filter |
| 138-3100 | Filter water separator | fuel_filter |
| 1R-0749 | Fuel Secondary - ADV | fuel_filter |
| 1R0749 | Filter fuel | fuel_filter |
| 4N1151 | Gasket oil pan | gasket |
| RE532716 | SHORT BLOCK ASSEMBLY (Also Order Engine Overhaul Gasket Kit and Cylinder Head Bolt Kit) | gasket |
| 035-8059 | Glow plug | glow_plug |
| 3T8705 | Glow plug | glow_plug |
| 3T8706 | Glow plug | glow_plug |
| 306-345 | Hydraulic thumb | hydraulic_thumb |
| 8S-2245 | Injection Cleaning Tool Group (fuel injection nozzles) | injector |
| 1R-0716 | Engine Oil | oil_filter |
| 1R-1808 | Engine Oil - ADV | oil_filter |
| 1R0716 | Filter oil | oil_filter |
| 7W-2326 | Engine Oil | oil_filter |
| 7W-2327 | Engine Oil | oil_filter |
| 7W2327 | Filter oil | oil_filter |
| 0676879 | Connecting rod | other_service |
| 169-8373 | Fluid Sampling Bottle | other_service |
| 2255441 | Connecting rod (Grade L) | other_service |
| 2255453 | Connecting rod (Grade J) | other_service |
| 2255454 | Connecting rod (Grade H) | other_service |
| 249-0439 | Oxidation Catalyst Assembly - Round | other_service |
| 249-0474 | Oxidation Catalyst Assembly - Rectangle | other_service |
| 249-0476 | Oxidation Catalyst Assembly - Rectangle | other_service |
| 249-0477 | Oxidation Catalyst Assembly - Rectangle | other_service |
| 256-0331 | Oxidation Catalyst Assembly - Round | other_service |
| 2562235 | Connecting rod | other_service |
| 4C-9301 | Coolant Conditioner Test Kit | other_service |
| 5P-3413 | Pipe Sealant for external threads of the zinc rod plug | other_service |
| 8810-10 | Operating Weight | other_service |
| 8N1728 | Connecting rod | other_service |
| 8T-5296 | Coolant Conditioner Test Kit | other_service |
| 9S-3263 | Compound for the shoulder of a new zinc rod | other_service |
| AEHQ5560-01 | Bucket/fork positioner, automatic | other_service |
| C11/C13 | Cat® Engines with ACERT® Technology | other_service |
| C15/C18 | Cat® Engines with ACERT® Technology | other_service |
| C27/C32 | Cat® Engines with ACERT® Technology | other_service |
| C6.6 | Cat® Engines with ACERT® Technology | other_service |
| LEXE0363-00 | January 2012 | other_service |
| QEHQ1025 | Not explicitly stated in the document | other_service |
| QEHQ1085 | Uptime Kit | other_service |
| QEHQ9778-01 | Replaces QEHQ9778 | other_service |
| QEHQ9995 | Not explicitly stated | other_service |
| g00104545 | Illustration 4 | other_service |
| g00107406 | Illustration 1: Safety message for the clutch located on the clutch housing (if equipped). | other_service |
| g00107407 | Illustration 2: Safety message for rotating gears that can cause entanglement of the fingers and hands. | other_service |
| g00283559 | If the engine is equipped with an air inlet heater for cold weather starting, do not use starting aids that contain an aerosol such as ether. | other_service |
| g00294510 | Improper jumper cable connections can cause an explosion resulting in personal injury. | other_service |
| g00687600 | Always use a board or cardboard when you check for a leak. Leaking fluid that is under pressure can penetrate body tissue. | other_service |
| g00702020 | Wear a hard hat, protective glasses, and other protective equipment, as required. | other_service |
| g00702022 | Caterpillar equipment and replacement parts that are shipped from Caterpillar are asbestos free. | other_service |
| g00704000 | Illustration 8 | other_service |
| g00704059 | Illustration 9 | other_service |
| g00704135 | Illustration 10 | other_service |
| g00706404 | Illustration 7 | other_service |
| g01154807 | Typical example | other_service |
| g01154809 | 乙醚警告标签(2) | other_service |
| g01353108 | Illustration 2 - Location and description of warning signs | other_service |
| i01097883 | Important Safety Information | other_service |
| i01359666 | Crushing Prevention and Cutting Prevention | other_service |
| i01372247 | Mounting and Dismounting | other_service |
| i01372262 | Illustration 4: Safety message for flammable fluids and hot surfaces. | other_service |
| i01480768 | Burn Prevention | other_service |
| i01658146 | Important Safety Information | other_service |
| i01805780 | Before Starting Engine | other_service |
| i02136012 | Engine Starting | other_service |
| i02345910 | Do not allow unauthorized personnel on the engine or around the engine when the engine is serviced. | other_service |
| i02469632 | Electrical System | other_service |
| i03560601 | Before Starting Engine | other_service |
| i03684547 | Operation & Maintenance Manual (SEBU7655-01) | other_service |
| i03698546 | Safety Messages | other_service |
| i03704500 | General Hazard Information (Illustration 6) | other_service |
| 138-6744 | Water pump repair kit | pump |
| 161-4113 | Oil pump | pump |
| 1U-5718 | Vacuum Pump | pump |
| 1W1700 | Lift/transfer pump | pump |
| 384-8611 | Lift/transfer pump | pump |
| PF-300C | Pneumatic Tire | pump |
| PS-300C | Pneumatic Tire | pump |
| 142-5867 | Front seal | seal |
| 142-5868 | Rear seal | seal |
| 4P-7610 | Magnetic Pickup Group (engine speed/timing sensor in flywheel housing) | sensor |
| 9G8010 | Switch | sensor |
| ECC328 | Speed Controller | speed_controller |
| 225-3150 | Starter motor | starter |
| RE506105 | STARTER (12 V) | starter |
| RE528929 | STARTER | starter |
| g00283558 | Starting Aid | starting_aid |
| 4W8063 | Thermostat | thermostat |
| i01377208 | Do not operate the engine unless the instructions and warnings in the Operation and Maintenance Manual are understood. | warning_label |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
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 Caterpillar 3054C (ATAAC) has a displacement of 4.4 liters with 4 cylinders.
A commonly reported issue on generators using the Caterpillar 3054C (ATAAC) is: Problem has occurred, but is not presently active.