Home › Heli Forklifts › SPN 521474 FMI 19
Heli Forklifts · SPN 521474 FMI 19
CAN2 bus off
What this code means
CAN2 bus off (SPN 521474, hex 0x7F502).
Applies to: G3 Series IC CPCD20-35 with fingertip control (J1939 SPN/FMI codes).
Possible causes / checks (from the source)
Per manual resolution: fix the issue.
Need the part?
If diagnosis points to a failed sensor, solenoid, controller or harness part, send us the code (SPN 521474 FMI 19), machine model and serial number — we quote genuine and OEM replacement parts for export.
Ask for the replacement part on WhatsAppSource: HELI G3 Series Fingertip Error Codes (manufacturer document, HELI Canada document library doc.heliforklift.ca). Single published source — confirm against the manual for your exact model before ordering parts. Compiled 2026-10-30. No manufacturer affiliation.