Jungheinrich Error Code 1901 Jun 2026

: If the error persists even when the pedal is physically at rest, there may be a faulty drive pedal sensor or a wiring issue that requires a technician. Machine Maxx USA Related Error Codes

Jungheinrich Forklift Error Codes - Machine Maxx USA. * 0915.2 – Industrial truck not ready for operation – battery door opened. * Machine Maxx USA User manual Jungheinrich EFG 220 (English - 454 pages) Jungheinrich Error Code 1901

At its core, error 1901 indicates that the drive controller is receiving inconsistent or invalid data from the tiller head. In modern Jungheinrich equipment, the tiller communicates via a CAN-bus (Controller Area Network) system. If the digital heartbeat between the control handle and the motor controller is interrupted, the machine triggers 1901 to prevent unintended movement. This is most often caused by a break in the wiring harness, a failed tiller sensor, or a software handshake error. Common Symptoms of Error 1901 : If the error persists even when the

: The drive pedal sensor (potentiometer) may be faulty or sending an incorrect signal. * Machine Maxx USA User manual Jungheinrich EFG

: Check the harness connecting the pedal to the main controller for shorts or corrosion.

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;