Symptom 6 Vehicle Jerks During VDC/TCS/ABS Control

Symptom 6 Vehicle Jerks During VDC/TCS/ABS Control
1. SYMPTOM CHECK
Check if the vehicle jerks during VDC/TCS/ABS control.
OK or NG
OK >> Normal.
NG >> 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
^ Turn ignition switch OFF and disconnect ABS actuator and electric unit (control unit) connector and check terminal for deformation, disconnection, looseness, etc.
^ 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 and A/T self-diagnosis.
Are self-diagnosis results indicated?
YES >> Check the corresponding items.
^ ECM: Refer to EC-100, TROUBLE DIAGNOSIS (VQ35DE). Introduction
Refer to EC-810, TROUBLE DIAGNOSIS (VK45DE). Introduction
^ A/T: Refer to AT-44, TROUBLE DIAGNOSIS. Transmission Control System
NO >> Replace ABS actuator and electric unit (control unit).