Jungheinrich Eje 120 Error Code 4372 Top -
The junction connector (usually located under the plastic cowling near the tiller arm pivot point) is exposed to moisture, salt (in cold storage), and dust. Green corrosion on the pins disrupts the 5V reference signal or CAN-High/CAN-Low lines.
If you are encountering this error, follow these technical troubleshooting steps: 1. Initial Checks
[Inspect Controls for Debris] ➔ [Check Wiring & Connectors] ➔ [Measure Sensor Voltages] ➔ [Update Firmware / Calibrate] 1. Inspect and Clean the Controls jungheinrich eje 120 error code 4372 top
If these steps do not clear the code, it is advisable to contact a Jungheinrich Service Provider to perform a full system scan with the JUDIT diagnostic tool. Discussion: Error 4372 - Forums - Forklift Action
Perform a "teach-in" of the travel switch (if your equipment allows this in the maintenance menu) to recalibrate the neutral position. Immediate Emergency Troubleshooting If you need to move the truck immediately to clear a path: Restart the Truck: The junction connector (usually located under the plastic
Troubleshooting Jungheinrich EJE 120 Error Code 4372: Causes and Fixes
Ensure there isn't debris or a mechanical "wobble" in the sensor wheel that could be sending jagged signals to the controller. Initial Checks [Inspect Controls for Debris] ➔ [Check
On Jungheinrich’s proprietary diagnostic scale, error codes follow a logical structure. Code 4372 falls under the category of with a specific peripheral device.
A technician flashes new software to expand the neutral zone window.
: The internal sensor wheel or potentiometer that tracks how far you push the drive or lift switches may be physically broken, dirty, or worn.

