Komatsu SAA6D140E-5 troubleshooting: 118 fault codes from the manufacturer's own service documentation.
Komatsu SAA6D140E-5 — full specs, parts & maintenance.
| 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 |
| [DWN7KA] | Lift arm float magnet detent solenoid: Disconnection |
| [DWN7KB] | Lift arm float magnet detent solenoid: Short circuit |
| [DWN7KY] | Lift arm float magnet detent solenoid: Shorted with the power source |
| [DWN8KA] | Bucket tilt magnet detent solenoid: Disconnection |
| [DWN8KB] | Bucket tilt magnet detent solenoid: Short circuit |
| [DWN8KY] | Bucket tilt magnet detent solenoid: Shorted with the power source |
| [DX16KA] | Fan pump EPC solenoid: Disconnection |
| [DX16KB] | Fan pump EPC solenoid: Short circuit |
| [DX16KY] | Fan pump EPC solenoid: Short circuit with power supply line |
| [DXA1KA] | Pump PC-EPC solenoid: Disconnection |
| [DXA1KB] | Pump PC-EPC solenoid: Short circuit |
| [DXH1KA] | Lockup ECMV solenoid: Disconnection |
| [DXH1KB] | Lockup ECMV solenoid: Short circuit |
| [DXH1KY] | Lockup ECMV solenoid: Short circuit with power supply line |
| [DXH4KA] | 1st clutch ECMV solenoid: Disconnection |
| [DXH4KB] | 1st clutch ECMV solenoid: Short circuit |
| [DXH4KY] | 1st clutch ECMV solenoid: Short circuit with power supply line |
| [DXH5KA] | 2nd clutch ECMV solenoid: Disconnection |
| [DXH5KB] | 2nd clutch ECMV solenoid: Short circuit |
| [DXH5KY] | 2nd clutch ECMV solenoid: Short circuit with power supply line |
| [DXH6KA] | 3rd clutch ECMV solenoid: Disconnection |
| [DXH6KB] | 3rd clutch ECMV solenoid: Short circuit |
| [DXH6KY] | 3rd clutch ECMV solenoid: Short circuit with power supply line |
| [DXH7KA] | R clutch ECMV solenoid: Disconnection |
| [DXH7KB] | R clutch ECMV solenoid: Short circuit |
| [DXH7KY] | R clutch ECMV solenoid: Short circuit with power supply line |
| [DXH8KA] | F clutch ECMV solenoid: Disconnection |
| [DXH8KB] | F clutch ECMV solenoid: Short circuit |
| [DXH8KY] | F clutch ECMV solenoid: Short circuit with power supply line |
| S-8 | Oil is consumed much (or exhaust gas color is blue) |
| S-9 | Engine oil becomes contaminated quickly |
| S-10 | Fuel consumption is excessive |
| S-11 | Coolant contains oil (blows back or reduces) |
| S-12 | Oil pressure drops |
| S-13 | Oil level rises (Water, fuel in oil) |
| S-14 | Coolant temperature rises too high (Overheating) |
| S-15 | Abnormal noise is made |
| S-16 | Vibration is excessive |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.