Estimated cause
Inspection method
Standard
Corrective action
9. Other contact defect in charging circuit
(1) Inspection of tightening state and connector state at each portion
No loosening at each portion
Defective portion repair or retightening
10. Lowered battery charge
(1) Inspection of battery fluid specific gravity, battery voltage and fluid level If the battery voltage is less than the standard, inspect the voltage per cell.
NG (measurement after charging): Specific gravity: 1.150 or less Voltage per cell: 1.75 V or less Total voltage of whole cells 48 V battery: 42.5 V or less 80 V battery: 68 V or less
Battery replacement