Possible battery malfunctions, their causes and solutions
| Cause of malfunction | Remedy |
| Battery discharge while driving | |
| Accessory Drive Belt Slip | Check accessory belt tension. Replace belt if necessary |
| Faulty generator | Check the generator |
| Damage to the insulation in the electrical system | Locate the current leakage and repair the damage |
| Connection by the owner of the car of new consumers over the allowable limits | Turn off new consumers of electricity |
| Excessive contamination of the battery surface Short circuit between the plates | Clean the surface of the battery Replace the battery |
| Battery not warmed up due to low ambient temperature (-20°С and below) | Warm up the battery in a warm room to a temperature of 10-30°C and charge it |
| electrolyte on the surface of the battery | |
| Electrolyte seepage through cracks in the case | Replace battery |
| Electrolyte boiling due to very high alternator voltage | Replace alternator voltage regulator |
| Electrolyte boiling and battery overheating due to plate sulfation | Replace battery |