Kubota Tractor Error Codes (DTC Fault Errors)

Kubota Tractor Error Codes, often referred to as DTC Fault Errors, are a vital aspect of modern tractor diagnostics. These codes serve as a form of communication between the tractor and its operator, highlighting potential problems within the machinery. By deciphering these error codes, tractor owners and technicians can quickly identify issues, enabling timely and accurate troubleshooting.

Kubota Tractor Error Codes (DTC Fault Errors)

In this comprehensive guide, we’ll delve into the realm of Kubota Tractor Error Codes, exploring their significance, common codes, and what they mean for tractor operators and mechanics alike. These codes are your Kubota tractor’s way of communicating what’s wrong, making it easier for owners and technicians to diagnose and resolve problems efficiently.

List of Kubota Tractor Error Codes

Understanding these codes is not just about maintaining your tractor’s health; it’s about ensuring your work continues smoothly, whether you’re plowing fields, landscaping, or tending to any other critical task. So, let’s decode the language of Kubota Tractor Error Codes to keep your work on track.

Kubota Tractor Engine Error Code P-0093

Error Codes P0016 – P3025 (Engine DTCs)

Keep your Kubota tractor running smoothly, minimize downtime, and ensure optimal performance, all while potentially saving on costly repairs! So, let’s embark on a journey through the world of Kubota tractor engine DTCs, demystifying the language of your tractor’s diagnostics and empowering you to keep your equipment in prime working condition.

Error Number Tractor Engine Error Description
P0016 Crankshaft position sensor (NE) – cylinder recognition sensor (G) phase gap
P0072 Intake air temperature built-in MAF sensor abnormality: Low
P0073 Intake air temperature built-in MAF sensor abnormality: High
P0087 Pressure limiter opening abnormality
P0088 High rail pressure abnormality
P0089 SCV stuck
P0093 Fuel leak (Leak in high pressure fuel circuit)
P0101 Intake Air Volume: Low
P0102 MAF Sensor Abnormality: Low
P0103 MAF Sensor Abnormality: High
P0112 Intake air temperature sensor abnormality
P0117 Coolant temperature sensor abnormality
P0182 Fuel temperature sensor abnormality
P0192 Rail pressure sensor abnormality
P0200 Overcharge
P0201 TWV 1 actuation system open circuit
P0202 TWV 2 actuation system open circuit
P0203 TWV 3 actuation system open circuit
P0204 TWV 4 actuation system open circuit
P0217 Engine overheat. (Check cooling system; as coolant, radiator net, fan belt tension)
P0219 Engine Overrun
P0237 Intake air pressure sensor abnormality
P0263 Non-injection abnormality (rotational fluctuation abnormality)
P0335 Crankshaft position sensor (NE sensor) abnormality
P0340 Cylinder Recognition Sensor (G sensor) abnormality
P0380 Air heater relay actuation abnormality (optional specifications)
P0381 Glow heater relay driving circuit overheat
P0400 EGR feedback abnormality
P0403 EGR actuator open circuit
P0404 EGR actuator coil short / EGR DC motor estimated temperature abnormality
P0405 EGR lift sensor abnormality
P0409 EGR position sensor failure
P0501 Vehicle speed sensor abnormality
P0524 Oil pressure error
P0543 Exhaust gas temperature sensor 1 (T1) abnormality: Low
P0544 Exhaust gas temperature sensor 1 (T1) abnormality: High
P0546 Exhaust gas temperature sensor 0 (T0) abnormality: Low
P0547 Exhaust gas temperature sensor 0 (T0) abnormality: High
P0561 Battery voltage abnormality
P0602 QR abnormality (IQA Data Error)
P0605 ECU Flash – ROM abnormality
P0606 CPU abnormality
P0611 Low charge
P0616 Starter switch abnormality
P0627 Open Circuit of SCV
P0628 SCV abnormality
P062B Injector Abnormality
P062D Internal injector drive circuit short
P0642 Sensor voltage 1 abnormality
P0652 Sensor voltage 2 abnormality
P0662 Sensor Supply Voltage 3 Abnormality
P0687 Main relay abnormality
P081A GND Short Circuit of Start Relay Driving Circuit
P1274 Pump protection failure flag
P1275 Pump replacement failure flag
P1990 EEPROM check sum error
P204F DEF/AdBlue level is too low
P20F5 DEF/AdBlue level is too low
P208B DEF/AdBlue freeze warning
P2108 Intake throttle feedback error
P2122 Accelerator position sensor 1 abnormality
P2127 Accelerator position sensor 2 abnormality
P2131 Accelerator Position Sensor Error (CAN)
P2135 Accelerator position sensor correlation error
P2146 Common 1 system open circuit
P2147 Common 1 TWV actuation system ground short
P2148 Common 1 TWV actuation system +B short
P2149 Common 2 system open circuit
P2151 No.2 & 3 cylinder injector short to +B
P2227 Atmospheric pressure sensor abnormality
P2228 Atmospheric pressure sensor abnormality
P2229 Atmospheric pressure sensor abnormality
P2293 Rail pressure sensor abnormality after pressure limiter open
P2413 EGR actuator valve stuck
P2414 EGR (DC motor) Overheat
P2415 EGR (DC motor) temperature sensor failure
P242C Exhaust gas temperature sensor 2 (T2) abnormality: Low
P242D Exhaust gas temperature sensor 2 (T2) abnormality: High
P2454 Differential Pressure Sensor 1 Abnormality: Low
P2455 Differential Pressure Sensor 1 Abnormality: High
P2621 Intake Throttle Lift Sensor Abnormality: Low
P2622 Intake Throttle Lift Sensor Abnormality: High
P3001 Emission deterioration
P3002 Exhaust gas temperature sensor 0 emergency High
P3003 Exhaust gas temperature sensor 1 emergency High
P3004 Exhaust gas temperature sensor 2 emergency High
P3006 Excessive PM3
P3007 Excessive PM4
P3008 Excessive PM5
P3011 Boost pressure low
P3012 Low coolant temperature in parked regeneration
P3013 Parked regeneration time out
P3018 All exhaust gas temperature sensor failure
P3023 High exhaust gas temperature after emergency high temperature
P3024 High frequency of regeneration
P3025 Over heat pre-caution

Full List of Kubota Engine Errors (P0016 – P2414) with Descriptions

Error Codes U0075 – U0089

Error Number Error Description
U0075 CAN2 Bus off
U0076 No Communication with EGR (523578-2)
U0077 CAN1 Bus off
U0081 CAN-KBT Frame error
U0082 CAN CCVS frame error
U0083 CAN CM1 frame error
U0086 CAN ETC5 frame error
U0087 CAN TSC1 frame error
U0089 CAN EBC1 frame error

Fault Codes ERROR 00 – 99

Kubota Fault Codes ERROR-99 on Dashboard

Error Number Kubota Tractor Error Description
E00 IntelliPanel’s memory device is in trouble
E-1 Acceleration sensor (main) trouble
E-2 Acceleration sensor (sub) trouble
E-3 Acceleration sensor main/sub phase shifting trouble
E-4 Shuttle sensor (main) trouble
E-5 Shuttle sensor (sub) trouble
E-6 Shuttle sensor main/sub phase shifting trouble
E-7 Shuttle sensor signal trouble
E-8 Gear lock signal trouble
E-11 PTO relay trouble
E-12 4WD solenoid trouble
E-13 Bi-speed turn solenoid trouble
E-14 Shuttle forward solenoid trouble
E-15 Shuttle forward solenoid trouble
E-17 Differential lock solenoid valve trouble
E-20 Communication error between ECU and electronic instrument panel
E-21 Range gear shift (Hi) switch trouble
E-22 Main gear shift (6th) switch trouble
E-23 Shuttle rotating sensor trouble
E-24 Machine speed sensor trouble
E-25 DPF regeneration malfunction trouble
E-30 ECU memory device is in trouble
E-31 Part code of meter and ECU model setting not compatible
E-40 Input voltage of lever sensor from ECU is in trouble
E-41 Engine communication trouble
E-42 ACU communication trouble
E-43 ECU communication trouble or meter communication trouble
E-50 GST lever sensor is in trouble
E-60 Proportional reducing valve failure
E-61 Solenoid 1 is in trouble
E-62 Solenoid 2 is in trouble
E-63 Solenoid 3 failure
E-64 Solenoid 4 failure
E-65 Solenoid 5 failure
E-66 Solenoid 6 failure
E-75 Acceleration sensor output out of spec
E-84 Acceleration sensor maladjusted
E-93 Relay for engine-starter-motor is in trouble
E-94 Relay for engine-shut-off is in trouble
E-95 Solenoid (PTO) is in trouble
E-99 Communication trouble
ENG NG Engine communication trouble
ECU NG ECU communication trouble
ERROR-NET Communication trouble

Error Codes E-R20 – E-R55

Kubota Error E-R 38 Code

Error Number Kubota Tractor Error Description
E-R20 Trouble with the output voltage of the clutch pedal sensor. A Clutch pedal sensor trouble / Shift lock switch trouble occur at the same time.
E-R31 Trouble with the relevant solenoid valve. A Proportional solenoid valve (range shift L/H) trouble
E-R37 Proportional solenoid valve (master) trouble.
E-R38 Shifting is performed using the shift buttons. A Hydraulic switch trouble. A Main spool trouble
E-R44 Started by operation of the shift buttons, shuttle lever, and clutch pedal. A Trouble with master clutch hydraulic switch trouble. A Low system hydraulic pressure.
E-R45 Trouble with a hydraulic switch that is not related to the flashing gear speed. A Hydraulic switch trouble. A Main spool trouble
E-R 50
E-R51 Clutch is operated. A Hydraulic switch (master) trouble. A Proportional solenoid valve (master) trouble. Shift lock switch trouble occur at the same time.
E-R52 Trouble with a hydraulic switch that is not related to the flashing gear speed. A Hydraulic switch trouble. A Main spool trouble

Kubota Tractor Engine Error Codes

Kubota Tractor Dashboard Lights / Symbols

Kubota tractors, like many modern vehicles and machinery, come equipped with a dashboard that features various lights and symbols. These dashboard indicators serve as a vital communication tool between your tractor and you, the operator. Understanding what each Kubota dash light or symbol means is crucial for safe and efficient tractor operation.

MX Series Indicators & Warning Lights

Kubota MX series multipurpose tractor instrument panel and controls (MX5400, MX5400 Cab, MX6000, MX6000 Cab, etc):

Kubota Warning Lights and Dash Symbols for MX Series Tractors

  1. DPF INHIBIT switch.
  2. Parked regeneration switch.
  3. Turn signal light switch.
  4. Head light switch.
  5. Hazard light switch.
  6. Key switch.
  7. Stationary PTO switch.
  8. Horn button [CAB type only].
  9. Electrical charge warning indicator.
  10. Engine oil pressure warning indicator.
  11. Glow plug indicator.
  12. Parking brake warning indicator.
  13. Turn signal / hazard light indicator.
  14. Master system warning indicator.
  15. Regeneration indicator.
  16. Engine RPM increase indicator.
  17. Parked regeneration.
  18. Engine warning indicator.
  19. Emission indicator.
  20. Fuel gauge.
  21. Hour meter.
  22. Tachometer.
  23. Coolant temperature gauge.
  24. Water separator filter indicator

M6 Series Indicators & Warning Lights

Kubota M6 series mid-size utility tractor instrument panel and controls (M6-101, M6-111, M6-131, M6-141, etc):

Kubota Warning Lights & Dash Symbols for M6 Series Tractors

  1. Tachometer.
  2. DEF / AdBlue gauge.
  3. Turn signal / Hazard light indicator.
  4. Electrical charge warning indicator.
  5. Engine oil pressure warning indicator.
  6. Engine warning indicator.
  7. Master system warning indicator.
  8. PTO clutch indicator.
  9. High-beam indicator.
  10. Liquid crystal display.
  11. Coolant temperature gauge.
  12. Fuel gauge.
  13. Constant RPM management indicator.
  14. Emission indicator.
  15. Fuel level indicator.
  16. DEF / AdBlue system warning indicator.
  17. DEF / AdBlue warning indicator.
  18. Regeneration indicator.
  19. Parked regeneration indicator.
  20. Engine RPM increase indicator.
  21. Front suspension indicator [Front suspension type].
  22. 4WD indicator.
  23. Auto 4WD indicator.
  24. Bi-speed turn indicator.
  25. Water separator indicator.
  26. Air cleaner indicator.
  27. Heater indicator.
  28. 3-Point Lifting / Lowering indicator.
  29. Draft indicator.
  30. Rear wheel differential lock indicator.
  31. Parking brake warning indicator

M8 Series Indicators & Warning Lights

Kubota M8 series row crop tractor instrument panel and controls (M8-181, 8-201, etc):

Kubota Warning Lights & Dash Symbols for M8 Series Row Crop Tractors

  1. Alternator Charge Indicator: Illuminates steady and sounds an alarm if alternator is not charging battery.
  2. Engine Oil Pressure: Illuminates when low engine oil pressure is detected.
  3. Inlet Heater/Ready to Start: Illuminates when key is turned to the run position and is cold enough outside to activate grid heater.
  4. Coolant Level Low: Illuminates when coolant in reservoir is low.
  5. Air Filter Restriction: Illuminates if a fault has existed for 10 seconds.
  6. Transmission Oil Temperature: Flashes when high transmission oil temp detected (above 99ºC / 210 ºF).
  7. Transmission Oil Pressure: Illuminates and sounds an alarm indicating low transmission oil pressure.
  8. Transmission Oil Filter: Illuminates indicating a filter bypass condition due to a blocked filter.
  9. Hydraulic Oil Filter: Illuminates indicating a filter bypass condition and no longer filtering oil returning to the reservoir.
  10. Stop Engine: Illuminates when a critical condition has been detected.
  11. Engine Warning Light: Yellow for non-critical and maintenance and red for critical faults.
  12. Differential Locks (option): Illuminates when the differential lock button is engaged on tractors equipped with differential locks.
  13. Diesel Particulate Filter (DPF) light: DPF filter is filling — may be flashing and / or used with the engine stop or warning light.
  14. Regeneration inhibit light on: Regeneration has been stopped.
  15. High exhaust temperature light on: Higher than normal exhaust temperatures may exist due to DPF regeneration.
  16. Seat Belt: Illuminates when the ignition switch is turned to the RUN position and stays illuminated for 5 seconds to remind the operator to fasten the seat belt.
  17. High Beams: Illuminates when tractor lights are switched to high beam.
  18. Parking Brake: Illuminates when the parking brake is applied. (Absent Operator Warning: If you leave the operator seat for more than 3 seconds while the engine is running, the parking brake lamp will flash and an audible alarm will sound.)
  19. Front Wheel Assist: When the service brake pedals are applied, the front wheel assist is automatically activated so that both front and rear wheels assist in braking.
  20. Front PTO: Illuminates when front pto is enabled.
  21. Rear PTO: Illuminates when rear pto is enabled.
  22. Engine Coolant Temperature: Illuminates when engine coolant temperature has risen above acceptable limits.
  23. Diesel Exhaust Fluid (DEF): DEF level is low.
  24. Brake Pressure is Normal: This icon will appear if the brake pressure is normal.

From engine-related warnings to reminders about essential maintenance tasks, Kubota dash lights and symbols are designed to keep you informed and your tractor running smoothly. Explore our guide to become well-versed in the language of your Kubota tractor’s dashboard and make informed decisions about its operation and maintenance.

How To Reset Kubota Error Codes?

Resetting Kubota tractor error codes, also known as Diagnostic Trouble Codes (DTCs), can sometimes be necessary to clear a fault and get your tractor back to normal operation.

Kubota Tractor Engine DTC Codes

However, please note that resetting DTCs should only be done after the underlying issue has been identified and resolved. Resetting codes without addressing the problem may lead to further issues or potential safety hazards.
Here are the general steps to reset Kubota tractor error codes:

  1. Identify the Issue: Before attempting to reset any error codes, it’s crucial to understand why the code was triggered in the first place. Check the operator’s manual or consult with a qualified technician to determine the nature of the problem.
  2. Address the Problem: Resolve the underlying issue causing the error code. This might involve repairing or replacing faulty components, adjusting settings, or performing routine maintenance.
  3. Turn Off the Engine: Ensure the tractor’s engine is turned off, and the key is in the off position.
  4. Locate the Diagnostic Connector: Depending on your Kubota tractor model, the diagnostic connector may be located in different areas. Common locations include under the dashboard, near the engine, or within the engine compartment. Refer to your tractor’s manual to find the exact location.
  5. Use Diagnostic Tool (Optional): Some Kubota tractors may require a diagnostic tool to reset error codes. If your tractor model requires this tool, connect it to the diagnostic port according to the manufacturer’s instructions.
  6. Turn the Key to the “On” Position: Without starting the engine, turn the tractor’s ignition key to the “On” position. This usually means the position just before the engine cranks.
  7. Read and Clear the Codes: If you’re using a diagnostic tool, follow its prompts to read and clear the error codes. Most modern diagnostic tools have an option to erase codes. If you’re not using a tool, you may need to follow a specific sequence of actions like pumping the accelerator pedal or pressing certain buttons on the dashboard. Refer to your tractor’s manual for guidance.
  8. Turn Off the Ignition: Once the error codes have been cleared, turn off the tractor’s ignition.
  9. Wait a Moment: Some tractors may require a brief moment of key-off time for the codes to reset properly.
  10. Restart the Engine: After a brief pause, start the tractor’s engine. Ensure that the error code no longer appears on the display or instrument panel.

Remember that not all Kubota tractor models and error codes are the same, so always consult your tractor’s manual for specific instructions related to your equipment.

If you’re unsure or unable to resolve an error code, it’s best to contact a Kubota service technician or dealer for professional assistance.

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