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SDLG (Lingong) · 06
Engine speed sensor fault
What this code means
Engine speed sensor signal fault.
Applies to: LG6210E excavator.
Possible causes / checks (from the source)
Per the manual: bad signal from the engine speed sensor (pins VB52-VB56).
Need the part?
If diagnosis points to a failed sensor, solenoid, controller or harness part, send us the code (06), machine model and serial number — we quote genuine and OEM replacement parts for export.
Ask for the replacement part on WhatsAppSource: SDLG LG6210E Hydraulic Excavator Maintenance Manual, diagnostic code table (pp.763-764), Scribd doc 955818213. Single published source — confirm against the manual for your exact model before ordering parts. Compiled 2026-10-30. No manufacturer affiliation.