This is from Fleccs site.
I dont no if its the same for the liv.
Fault Diagnosis
Self diagnostic system, Torq and Quando (Edited revision of manual entry)
The controller is programmed with a self diagnostics system to identify some of the possible causes of the motor failing to run. To use this function, count the number of continuous blinks on the controller box red LED when the fault is present.
Blinks Fault Recommended Action
LED on Function normal
2 times Brake lever cut-off operating Check lever return spring, See Brake Cutout.
3 times Brake lever cut-off operating Check lever return spring, See Brake Cutout.
4 times Throttle not returning fully Check throttle free movement or for spring fault
5 times Throttle faulty Check throttle connections and cable, or replace
6 times Low voltage Charge battery
7 times Excessive voltage* Measure voltage with multi tester
8 times Hall sensor in motor faulty Replace motor core
9 times Wrong motor connected* Replace
10 times Overheated, thermostat activated Will return to normal after cooling down
11 times Thermostat faulty Replace controller
12 times Current control fault Controller faulty, replace unit