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3.2.3 LED Status Indicator
Controller built in one LED status indicator light(display red or yellow)
Display Information
LED light is off
Controller power is not on; or vehicle has dead battery; or other
severe damage.
LED light flashes yellow Controller is in normal working status.
LED light is often red
Controller failed to supervise or did not load software. Restart KSI
cycle, load software if necessary.
LED flashes yellow or red
alternately
Controller has detected a fault.
Red and yellow lights flash alternately in a repeated interval when there detects fault. Each code
consists of two digits. The red LED flashes once to indicate that the first digit of the code will
follow; the yellow LED then flashes the appropriate number of times for the first digit. The red LED
flashes twice to indicate that the second digit of the code will follow; the yellow LED flashes the
appropriate number of times for the second digit.
Example，fault code“23”LED status indicator light shows as follows：
Red Yellow
✱ ✲✲
（the first digit）（2）
Red Yellow
✱✱ ✲✲✲
（the second digit）（3）
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