Turn the key switch (or enter the PIN code) to shut the truck off completely.
The neutral zone in the tiller's steering map or hydraulic controls is too narrow.
The error occurs when the sensor's window for the neutral position is too narrow, or when the "tiller head sensor analogue" is deemed . Essentially, the truck's computer cannot confirm that the controls are in a safe, resting state. Recommended Troubleshooting & Fixes
Look directly beneath the butterfly valves (traction switches) and lift pads.
Older software parameters on early-generation EJE 120 units featured an exceptionally narrow tolerance window for the neutral voltage reading. Minor wear instantly threw code 4372 despite the component being fully functional. Step-by-Step Diagnostic and Repair Workflow