The Komatsu SAA6D140E-5 is a 15.24 L 6-cylinder turbocharged, after-cooled diesel engine rated at 1800 rpm, producing up to 370 kW. It powers generator sets from Komatsu. It holds 53 L (14.0 gal) of oil.
Also known as: Komatsu SAA6D140E-5, SAA6D140E-5
Part of the Komatsu SAA6D140E engine family — 3 variants share parts & fitment.
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.
| Oil capacity | 53.0 L |
|---|---|
| Displacement | 15.24 L |
| Cylinders | 6 |
| Aspiration | turbocharged, after-cooled diesel |
| Rated speed | 1800 rpm |
| Gross power | 370 kW |
This engine also powers 2 machine(s) on Power Equipment Info.
| Code | Meaning |
|---|---|
| [1500L0] | TORQFLOW transmission : Double meshing |
| [15B0NX] | Transmission filter: Clogged |
| [15SAL1] | ECMV F clutch: When command current is OFF, fill signal is ON |
| [15SALH] | ECMV F clutch: When command current is ON, fill signal is OFF |
| [15SBL1] | ECMV R clutch: When command current is OFF, fill signal is ON |
| [15SBLH] | ECMV R clutch: When command current is ON, fill signal is OFF |
| [15SEL1] | ECMV 1st clutch: When command current is OFF, fill signal is ON |
| [15SELH] | ECMV 1st clutch: When command current is ON, fill signal is OFF |
| [15SFL1] | ECMV 2nd clutch: When command current is OFF, fill signal is ON |
| [15SFLH] | ECMV 2nd clutch: When command current is ON, fill signal is OFF |
| [15SGL1] | ECMV 3rd clutch: When command current is OFF, fill signal is ON |
| [15SGLH] | ECMV 3rd clutch: When command current is ON, fill signal is OFF |
| [15SHL1] | ECMV 4th clutch: When command current is OFF, fill signal is ON |
| [15SHLH] | ECMV 4th clutch: When command current is ON, fill signal is OFF |
| [2F00MA] | Parking brake: Malfunction |
| [2G42ZG] | Front accumulator: Low oil pressure |
| [2G43ZG] | Rear accumulator: Low oil pressure |
| [44K0L4] | Bucket positioner: ON/OFF signals disagree |
| [AA1ANX] | Air cleaner: Clogging |
| [AB00L6] | Alternator: Signal disagrees with operating state of engine |
| [AB00MA] | Alternator: Malfunction |
| [B@C7NS] | Brake oil: Overheating |
| [CA111] | Abnormality in engine controller |
| [CA115] | Engine Ne or Bkup speed sensor error |
| [CA122] | Charge pressure sensor high error |
| [CA123] | Charge pressure sensor low error |
| [CA131] | Throttle sensor high error |
| [CA132] | Throttle sensor low error |
| [CA135] | Engine oil pressure sensor high error |
| [CA141] | Engine oil pressure sensor low error |
| [CA144] | Coolant temperature sensor high error |
| [CA145] | Coolant temperature sensor low error |
| [CA153] | Charge temperature sensor high error |
| [CA154] | Charge temperature sensor low error |
| [CA187] | Sensor power supply 2 low error |
| [CA221] | Atmospheric pressure sensor high error |
| [CA222] | Atmospheric pressure sensor low error |
| [CA227] | Sensor power supply 2 high error |
| [CA234] | Engine overspeed |
| [CA238] | Ne speed sensor power supply error |
| [CA263] | Fuel temperature sensor high error |
| [CA265] | Fuel temperature sensor low error |
| [CA271] | PCV1 Short circuit |
| [CA272] | PCV1 Disconnection |
| [DK5FKY] | Joystick steering EPC lever potentiometer (Main): Short circuit with power supply line |
| [DK5GKA] | Joystick steering EPC lever potentiometer (Sub): Disconnection |
| [DK5GKY] | Joystick steering EPC lever potentiometer (Sub): Short circuit with power supply line |
| [DK5FL8] | Joystick steering EPC lever potentiometer (Main): Analog signals disagree |
| [DLF1KA] | Transmission input shaft speed sensor: Disconnection |
| [DLF1LC] | Transmission input shaft speed sensor: Speed signals disagree |
| [DLT4KB] | Transmission output shaft speed sensor: Short circuit |
| [DLT4KX] | Transmission output shaft speed sensor: Out of input signal range |
| [DT20KB] | Transmission cut-off indicator lamp: Short circuit |
| [DUM1KB] | Remote positioner raise set indicator lamp: Short circuit |
| [DUM2KB] | Remote positioner lower set indicator lamp: Short circuit |
| [DV00KB] | Alarm buzzer: Short circuit |
| [DW4PKA] | Lift arm raise EPC solenoid: Disconnection |
| [DW4PKB] | Lift arm raise EPC solenoid: Short circuit |
| [DW4PKY] | Lift arm raise EPC solenoid: Short circuit with power supply line |
| [DW4QKA] | Lift arm lower EPC solenoid: Disconnection |
| [DW4QKB] | Lift arm lower EPC solenoid: Short circuit |
| [DW4QKY] | Lift arm lower EPC solenoid: Short circuit with power supply line |
| [DW4RKA] | Bucket tilt EPC solenoid: Disconnection |
| [DW4RKB] | Bucket tilt EPC solenoid: Short circuit |
| [DW4RKY] | Bucket tilt EPC solenoid: Short circuit with power supply line |
| [DW4SKA] | Bucket dump EPC solenoid: Disconnection |
| [DW4SKB] | Bucket dump EPC solenoid: Short circuit |
| [DW4SKY] | Bucket dump EPC solenoid: Short circuit with power supply line |
| [DW7BKA] | Fan reverse solenoid: Disconnection |
| [DW7BKB] | Fan reverse solenoid: Short circuit |
| [DW7BKY] | Fan reverse solenoid: Short circuit with power supply line |
| [DW7DKA] | Hydraulic drive fan neutral solenoid: Disconnection |
| [DW7DKB] | Hydraulic drive fan neutral solenoid: Short circuit |
| [DW7DKY] | Hydraulic drive fan neutral solenoid: Short circuit with power supply line |
| [DWM1KA] | Work equipment neutral lock solenoid: Disconnection |
| [DWM1KB] | Work equipment neutral lock solenoid: Short circuit |
| [DWM1KY] | Work equipment neutral lock solenoid: Short circuit with power supply line |
| [DWN6KA] | Lift arm raise magnet detent solenoid: Disconnection |
| [DWN6KB] | Lift arm raise magnet detent solenoid: Short circuit |
| [DWN6KY] | Lift arm raise magnet detent solenoid: Short circuit with power supply line |
Fault codes and symptom→remedy steps extracted from this engine’s service/owner documentation; verify against the official manual before servicing. Showing the first 80 of 118 entries.
Compiled from service & troubleshooting documentation across every generator set that uses the Komatsu SAA6D140E-5.
| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | 6001856120 | Amazon eBay $59.99 PartsGeek $78.97 FridayParts $19.90 | |||
| Fuel filter | — | ||||
| Oil filter | 57746XD | Amazon eBay $40.55 PartsGeek $56.97 FridayParts $94.90 | |||
| Battery | 2 x 12 V/170 Ah | — | |||
| Belt | — | 46 hr | |||
| Coolant | — | ||||
| Coolant filter | — | ||||
| Oil | — | 500 hr | |||
| Spark plug | — |
Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.
| Part # | Description | Category |
|---|---|---|
| A-5608 | Air Filter Primary | Air filter |
| CEN00172-02 | Air cleaner, double element, dry | Air filter |
| CEN00426-05 | Air cleaner, double element, dry | Air filter |
| K001-025-046-001 | Air Filter | Air filter |
| R4170 | Air cleaner | Air filter |
| 75A/24V | Alternator | Alternator |
| AESS720-01 | Alternator, 90 ampere/24 V | Alternator |
| AESS891-0225 | Alternator, 90 A | Alternator |
| K001-025-046-006 | Battery | Battery |
| K001-025-046-005 | Belt | Belt |
| K001-025-046-004 | Coolant Filter | Coolant filter |
| SEN05199-02 | Cylinder block | Cylinder block |
| SEN05197-02 | Cylinder head | Cylinder head |
| K001-025-046-003 | Fuel Filter | Fuel filter |
| H-5629 | Hydraulic Oil Filter | Hydraulic filter |
| H-56600 | Hydraulic Oil Filter | Hydraulic filter |
| K001-025-046-002 | Oil Filter | Oil filter |
| AESS705-00 | Automatic Retard Speed Control (ARSC) | Service part / kit |
| CEN00253-06 | Materials and specifications are subject to change without notice. | Service part / kit |
| R8800 | Torque converter | Service part / kit |
| SEN00077-07 | Index and foreword | Service part / kit |
| SEN00151-04 | Points to remember when troubleshooting | Service part / kit |
| SEN00152-03 | Troubleshooting of mechanical system (S-mode) | Service part / kit |
| SEN00153-03 | Troubleshooting of electrical system (E-mode), Part 1 | Service part / kit |
| SEN00154-02 | Troubleshooting of electrical system (E-mode), Part 2 | Service part / kit |
| SEN05198-00 | Flowchart | Service part / kit |
| SEN05200-01 | Part names related to cylinder block | Service part / kit |
| CEN00510-04 | Precleaner turbo II | Pre-cleaner |
| K001-025-046-007 | Spark Plug | Spark plug |
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.
Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.
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 Komatsu SAA6D140E-5 engine has an oil capacity of 53.0 liters.
The Komatsu SAA6D140E-5 has a displacement of 15.24 liters with 6 cylinders.
The Komatsu SAA6D140E-5 powers 1 generator set(s), including Komatsu SAA6D140E-5.
The Komatsu SAA6D140E-5 uses oil filter part numbers Komatsu 6002111340, Komatsu E6002111340, Donaldson P550949.
The Komatsu SAA6D140E-5 uses air filter part numbers Komatsu 6001856120, Donaldson P777869, Wix 46771FR.
The Komatsu SAA6D140E-5 oil change interval is every 500 hours.
A commonly reported issue on generators using the Komatsu SAA6D140E-5 is: Work equipment neutral lock solenoid: Short circuit with power supply line.