Jungheinrich Error Code 1901 -

Check if there are any software updates available for the machine's control system.

If the error persists after releasing the pedal and restarting, it may indicate a faulty accelerator sensor or a calibration issue with the drive controller, requiring professional service . Jungheinrich Forklift Error Codes - Machine Maxx USA Jungheinrich Error Code 1901

By systematically checking the physical connections and wiring integrity, most instances of Jungheinrich error 1901 can be resolved without the need for expensive component replacement. Check if there are any software updates available

: The drive pedal sensor may be sending an "active" signal to the controller due to an internal short or misalignment. : The drive pedal sensor may be sending

Important safety note

Warning: This is for moving the truck a few meters onto a trailer or out of an aisle. Do not operate normally. Some older Jungheinrich models (pre-2015) allow a temporary override:

Specifically, Error Code 1901 (often appearing as ) indicates that the drive pedal was activated during startup . 18;write_to_target_document7;default0;869;18;write_to_target_document1a;_GxjuaaCCDKeP8L0P1LrdkAo_20;16;