3 wheel electric bicycles battery indicator solution can not be displayed

Horn and headlight switch function is normal, but vehicles can not travel. (Note: This type of problems include:! Open the electric door locks, power display normal, but with a twist or turn to use any of the features, electric 3 wheel bikes power display instantly disappear, leading to failure of the entire vehicle functions, can not travel to pause for a while, in the case of using any function in this column are repeated.)
Solution:
1: These problems generally do not need to think too much, the main problem lies in the 3 wheel electric bicycles battery and battery wiring terminals. The first problem with the same final solution. First,electric assist bikes open the cargo box, check the batteries in series cable is broken, or hydrochloric acid oxide battery terminal on the excessive accumulation of these reasons, the detection of eye and universal form of this problem is basically a failure, first, ready to boiling water then rinse the terminal, then pliers to pull a little harder to detect whether the wiring connected to reality, if loose or broken, the wiring can be re-connected real.
2: If the problem occurs Remarks circumstances, the general need to detect electric door locks insurance, or is, whether the battery and serious water shortages. Replace the fuse and water can make a good battery, if the battery unusable water, then there is a new charge or replace the battery necessary, if invalid if there is a problem is necessary to detect DC contactor (Note: If the contactor coil fever, fever need to pay attention to the estimated number of degrees as long as not very hot is normal for national standards for the contactor coil temperature rise of no more than 65K (long-term work system), plus an ambient temperature of 30 degrees, the actual temperature at 90 degrees less than is normal.)