Error code on a Jungheinrich EJE 120 typically points to an implausible tiller head sensor signal

between the travel signals, specifically originating from the butterfly sensor (throttle) in the tiller head

This content is structured for use in a technical manual, a workshop checklist, or a service ticket.

Step 1: Safety First

  • Park the truck on a level surface.
  • Turn the key off and remove it.
  • Open the battery cover.
  • Disconnect the battery Anderson plug.
  • Wait 2 minutes for the capacitors in the controller to discharge.

Wiring Inspection: Ensure there is no physical damage to the harness connecting the tiller head to the main controller, as frayed wires can cause "implausible" signal errors. Immediate Workaround