If you'd like, I can help you find a local Jungheinrich Service Center or provide the for specific display models. Resetting Jungheinrich Service Codes | PDF - Scribd
"The steering sensor works on the CAN-Open protocol," Ray narrated, mostly to himself, though Elias was listening intently from the cabin. "It’s a communication network. If one wire is loose, or if there's electrical noise, the signal drops out. The controller waited for a confirmation signal, didn't get it, and timed out. Code 1901."
Ensure that operators are properly trained to use the machine and recognize early signs of potential problems.