Error Code 68 Diagnosis
What This Code Means
4655E Low Voltage Fault (battery / ECU under-voltage)
Possible Causes
- 1On the larger Sinoboom 4655E, code 68 often shows up when the pack is marginal for the platform’s higher amp draw, or when lift/drive overlap dips voltage below the ECU threshold.
Recommended Solution
Sinoboom 4655E code 68 fix: charge fully, capacity-test under simultaneous lift and drive if safe, inspect heavy battery cables, and only then evaluate the charger or BMS.
Verified Technical Content
This troubleshooting guide has been reviewed and verified by the China Lift Supply Technical Team. Our certified technicians specialize in Sinoboom equipment diagnostics and maintain accuracy based on official service documentation.
Reviewed by Christopher Ray, Technical Director
Parts & Tools You May Need
Based on this error code, these items may help with your repair
Battery Charger
PartIndustrial-grade lithium battery charger for electric forklifts
Digital Multimeter
ToolEssential for diagnosing voltage and current issues
Motor Controller
PartAC/DC motor controller for electric lift equipment
Same code on other scissor lift brands?
Codes 68, 18, 02 and pothole-guard faults mean nearly the same thing on Dingli, Sinoboom, Zoomlion, and LGMG. Read the cross-brand checks before ordering parts.
Scissor lift fault codes explained: 68, 18, pothole & ECU