- Do the 1st step test.
Disconnect the ABS hydraulic unit connector and front wheel rotation sensor connector.
Short the white and black lead terminals of the main harness side connector [A] with a jumper lead, and check for continuity between the white and black lead terminals of the main harness side connector [B].
If there is the continuity in the lead, 2nd step.
If there is not the continuity in the lead, replace or repair the main harness.
![](https://motoinstruction.ru/img/kawasaki/23/128897.jpg)
- Do the 2nd step test.
Check for continuity between the white lead terminal of the sensor connector [A] and ground, and black lead terminal of the sensor connector and ground.
If there is the continuity in the lead, replace the front wheel rotation sensor.
If there is not the continuity in the lead, 3rd step.
![](https://motoinstruction.ru/img/kawasaki/23/128898.jpg)
- Do the 3rd step test.
Recheck the service code indication; erase the service code, perform the pre-diagnosis inspection 1 and 2, and retrieve the service code.
If the ABS indicator light (LED) [A] lit, faulty ECU in the ABS hydraulic unit. Replace the ABS hydraulic unit.
If the ABS indicator light (LED) [A] unlit, ABS system is normal (service code is not stored; temporary failure.).
![](https://motoinstruction.ru/img/kawasaki/23/128899.jpg)