22 Zoomlion 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 |
|---|---|---|---|
| 0x0312 | Safety / Crane Logic | Boom Telescoping / Hoist Locked | Unlock |
| 0x0312 / E0312 | Safety / Crane Logic | Boom Telescoping / Hoist Locked Out | Unlock |
| 0x0421 | Mast / Winch | Crowd Cylinder Sags / Low Feed Force | Unlock |
| 0x0421 / E0421 | Mast / Winch | Crowd / Feed Cylinder Sags under Load | Unlock |
| Code 01 | Controls / MEWP | Complete Lift Lockout / Display "01" | Unlock |
| Code 02 | Communication | Platform Basket Controls Dead | Unlock |
| Code 14 | Sensors / Leveling | Machine Won't Elevate / Alarm Sounds | Unlock |
| Code 15 | Hydraulics / MEWP | Platform Lifts Slow / Pressure Alert | Unlock |
| Code 28 | Controls / Safety | Drive Functions Inhibited / Buzzer | Unlock |
| Code 49 | Drive Network | Machine Pulls to One Side / Drive Cut | Unlock |
| Code 54 | Hydraulics | Platform Will Not Raise | Unlock |
| Code 58 | Braking | Machine Refuses to Drive / Wheels Drag | Unlock |
| Code 68 | Electrical | All Functions Sluggish / Screen Blinks | Unlock |
| Code 98 | Safety / Load | Overload Siren Active / Lift Disabled | Unlock |
| Code LL | Safety / Chassis | Flashing "LL" / Drive Speed Dropped | Unlock |
| P00AD | Lubrication | Stop Engine Light / Shutdown Alarm | Unlock |
| P00B8 | Electrical / Engine | Starter Inoperative / Intermittent Crank | Unlock |
| P00C8 | Fuel System | Limp Mode / Hard Engine Knock | Unlock |
| P00E1 | Throttle / Cab | Engine Fixed at Low Idle / Dead Pedal | Unlock |
| SPN 520212 FMI 3 | Hydraulics | Pump Lugs Engine / Heavy Dig Whine | Unlock |
| SPN 520216 FMI 5 | Hydraulics | Swing Function Soft / Drifts on Slope | Unlock |
| SPN 639 FMI 9 | Communication | Main Monitor Blank / Function Lockout | Unlock |
AM Fleet Integrity gives you QR-code operator reporting, preventive maintenance scheduling, and predictive alerts in one place. Start your 14-day free trial — no credit card required.
Start your free trial