5 Mantis diagnostic codes on file. Each shows the symptom for free — unlock the full diagnosis, repair steps, and field insights with a free account.
| Code | System | Symptom | Fix |
|---|---|---|---|
| Code 10 | Greer / LMI | LMI screen displays "Communication Error"; All safety lockouts active. | Unlock |
| Error 01 | Rayco Wylie LMI | All crane functions (hoist, telescope, boom down) are cut off; Audible alarm. | Unlock |
| Error 02 | Rayco Wylie LMI | Load reading is frozen or shows ""; Lockouts may engage. | Unlock |
| M01 / M02 | Mantis Logic | Crawler tracks move slowly or not at all; Engine doesn't "rev up" when traveling. | Unlock |
| Over-Hoist (ATB) | General LMI | Winch stops hoisting; Boom cannot telescope out; Alarm active. | Unlock |
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