Only do this if you have confirmed good sensor, good wiring, and the controller still reads 5V fixed at its input. A used SEM controller can cost $800–$1500. Reprogramming via Jungheinrich dealer is mandatory.

Jungheinrich Error Code is a safety-related event message indicating that the drive pedal was activated during startup . Why It Happens

: The forklift will not drive or operate until the condition is cleared.

Common corrective actions

: If the code persists without physical pressure on the pedal, check the harness connection

Jungheinrich Error Code 1901 〈2026〉

Only do this if you have confirmed good sensor, good wiring, and the controller still reads 5V fixed at its input. A used SEM controller can cost $800–$1500. Reprogramming via Jungheinrich dealer is mandatory.

Jungheinrich Error Code is a safety-related event message indicating that the drive pedal was activated during startup . Why It Happens Jungheinrich Error Code 1901

: The forklift will not drive or operate until the condition is cleared. Only do this if you have confirmed good

Common corrective actions

: If the code persists without physical pressure on the pedal, check the harness connection check the harness connection