If the display is clear, the machine is ready for operation.
Visually check the pedal for any obvious obstructions, wear, or damage. Clean away any dirt or debris that may be interfering with its movement or its internal switch. Jungheinrich Error Code 1901
Check under the pedal for dirt, paper, pallets, or small debris that could be holding it down. If the display is clear, the machine is ready for operation
If the pedal returns physically but the code persists, the fault is likely electronic. Inspect the wiring harness routing from the pedal through the right and left chassis steps back to the controller module. Look for pinched wires, exposed copper, or loose connector plugs. Clean any corroded connections with electrical contact cleaner. If the display is clear
Before calling a technician, try these steps to clear the error: