LiuGong · 121015
Engine oil pressure switch OFF
What this code means
Engine oil pressure switch is OFF (no oil pressure signal).
Applies to: CLG922E excavator.
Need the part?
If diagnosis points to a failed sensor, solenoid, controller or harness part, send us the code (121015), machine model and serial number — we quote genuine and OEM replacement parts for export.
Ask for the replacement part on WhatsAppSource: LiuGong CLG922E Service Manual, Ch. 6 Fault Diagnosis (Feb 3, 2015), Scribd doc 584588751. Single published source — confirm against the manual for your exact model before ordering parts. Compiled 2026-10-30. No manufacturer affiliation.