Jungheinrich Error Code — 1901

Dirt, debris, or a mechanical issue is preventing the accelerator pedal from returning fully to its "zero" or neutral position.

Does the error happen or during operation ? Are there any other error codes showing on the display? Jungheinrich Error Code 1901

In most modern Jungheinrich machines (especially EFG and EJE series), this code signals that a specific control module—usually the —has lost communication with another major component, such as the display interface or a peripheral sensor module. Dirt, debris, or a mechanical issue is preventing

Perform a Hard ResetBefore diving into mechanical repairs, turn the key switch to the off position. Disconnect the battery plug entirely and wait for at least 60 seconds. This allows the capacitors in the controller to discharge. Reconnect the battery and restart the truck. Sometimes, a simple voltage spike causes a temporary logic error that a reset can clear. In most modern Jungheinrich machines (especially EFG and

If you are dealing with a persistent 1901 code despite a clean pedal mechanism, you may need a system reset. Would you like to know the specific to access the service menu for your specific Jungheinrich model, or do you need help identifying the part numbers for a replacement travel sensor? Share public link