1, it is recommended to use testing instruments to check the generator charging amount (turn on all electrical equipment);
< br >
2, minimum 12.5V above. Check the generator and electrical equipment related lines, if the above check is normal, it is recommended to replace the generator assembly;
< br >
3, if there is a problem with the line on the back of the instrument, it is recommended to go to the repair shop, remove the instrument to check whether the instrument line is loose, and there is no bad contact on one side of the circuit board