What to log for service support
Ray slammed the battery cover shut. "Not a wizard, kid. Just clean connections and tight wiring. The computer got scared because it was blind for a second. I just gave it its eyes back." Jungheinrich Error Code 1901
If the physical pedal is neutral but the code stays, check the sensor electronics using a multimeter or a diagnostic tool like Jungheinrich JET (Judit): What to log for service support Ray slammed
For safety reasons, Jungheinrich forklifts are designed not to operate if the operator is already pushing down on the accelerator pedal when the key is turned on. This prevents the truck from abruptly driving off upon ignition. The truck does not respond to throttle input. The display panel shows "1901.1". The computer got scared because it was blind for a second
"Start the hydraulics," Ray ordered.
: Completely remove your foot from the drive pedal.
: The drive pedal sensor may be sending a "pressed" signal due to an internal electrical fault. Return Spring