Vehicle Jerks During VDC/TCS/ABS Control

VEHICLE JERKS DURING VDC/TCS/ABS CONTROL

Diagnosis Procedure

1.SYMPTOM CHECK
Check if the vehicle jerks during VDC/TCS/ABS control.
Is the inspection result normal?
YES >> Normal.
NO >> GO TO 2.

2.CHECK SELF-DIAGNOSIS RESULTS
Perform self-diagnostic of ABS actuator and electric unit (control unit).
Are self-diagnosis results indicated?
YES >> Check corresponding items, make repairs, and perform ABS actuator and electric unit (control unit) self diagnosis.
NO >> GO TO 3.

3.CHECK CONNECTOR
1. Turn ignition switch OFF and disconnect ABS actuator and electric unit (control unit) connector and check terminal for deformation, disconnection, looseness, etc.
2. Securely connect connectors and perform ABS actuator and electric unit (control unit) self-diagnosis.
Are self-diagnosis results indicated?
YES >> If poor contact, damage, open or short circuit of connector terminal is found, repair or replace.
NO >> GO TO 4.

4.CHECK ECM AND A/T SELF-DIAGNOSIS RESULTS
Perform ECM self-diagnosis and A/T self-diagnosis.
Are self-diagnosis results indicated?
YES >> Check the corresponding items.
NO >> Replace ABS actuator and electric unit (control unit).