: Ensure the power supply behind the main contactor is stable; fluctuations here can trigger various electrical system faults. Immediate Troubleshooting Steps
Inspect the internal print card (circuit board) in the tiller head for signs of moisture or corrosion. Component Replacement: If firmware updates do not resolve the issue, the tiller head circuit board entire tiller head assembly may need to be replaced. Forkliftaction Technical Summary Table Description Error Type Tillerhead failure / Handle signal implausible Common Trigger Neutral zone is too narrow or sensor signals mismatch Immediate Action jungheinrich eje 120 error code 4372 top
If the fault persists after checking the wiring and restarting: tiller head sensor/card may be faulty and require replacement. In rare cases, the signal-evaluating controller : Ensure the power supply behind the main
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 This allows the controller to accept a slightly
Jungheinrich has released updates specifically for this error that expand the neutral "window" . This allows the controller to accept a slightly wider range of values as "neutral," preventing the error from triggering due to minor sensor drift.