Kubota E:009 – Engine Control Unit (ECU): Acceleration System (Hand or Foot) Failure

The system has detected a break, short, or sensor failure in the accelerator dial or pedal circuit. The accelerator fails and engine output is limited to a low idling RPM, though other hydraulic and drive functions remain operative.

• SSV65
• SSV75
• SVL65-2
• SVL75-2
• SVL75-3
• SVL90-2
• SVL95-2s
• SVL97-2

1. 1

   Inspect the under-cab wiring harness for physical damage, particularly rodent damage, which is the most common cause of this code

2. 2

   Check the electrical connector at the accelerator pedal and hand dial for loose pins, moisture, or corrosion

3. 3

   Use a multimeter to test the accelerator sensor circuit for continuity, shorts to ground, or breaks between the sensor connector and the ECU harness

1. 1

   Prepare the Machine

   Park the machine on a flat surface, lower the lift arms (or engage the lift arm stopper if they must be raised), and turn off the engine.

2. 2

   Access the Components

   Unbolt and tilt the operator cab backward and secure it using the safety lock mechanism to gain access to the pedal linkages and wiring harnesses.

3. 3

   Repair Wiring

   If chewed or broken wires are found leading to the accelerator sensor, cut out the damaged section and splice in new wiring using weatherproof heat-shrink butt connectors.

4. 4

   Replace the Sensor

   If the wiring is intact, locate the accelerator pedal assembly or hand dial sensor. Disconnect the electrical pigtail, remove the mounting bolts securing the assembly to the floorboard/console, install the new OEM sensor/pedal assembly, tighten the hardware, and reconnect the electrical harness.

5. 5

   Reassembly

   Lower the cab carefully and bolt it securely back into place.

6. 6

   Test

   Start the machine. The E:009 code should clear automatically, and full throttle control should be restored.