PRECAUTIONS FOR DIAGNOSIS Adjustment of Steering Angle Sensor If steering angle sensor, steering system parts, suspension system parts, ABS actuator and electric unit (control unit) have been replaced, or if wheel alignment has been adjusted, be sure to adjust neutral position of steering angle sensor before driving. Refer to Description (GT-R certified NISSAN dealer).
Calibration of Decel G Sensor
If yaw rate/side/decel G sensor or ABS actuator and electric unit (control unit) have been replaced, be sure to calibrate decel G sensor before driving. Refer to Description (GT-R certified NISSAN dealer).
Calibration of Pressure Sensor
If ABS actuator and electric unit (control unit) have been replaced, be sure to calibrate pressure sensor before driving. Refer to Description (GT-R certified NISSAN dealer).
Calibration of Valve
If ABS actuator and electric unit (control unit) have been replaced, be sure to calibrate valve before driving. Refer to Description (GT-R certified NISSAN dealer).
OVERALL SEQUENCE
DETAILED FLOW
1.COLLECT THE INFORMATION FROM THE CUSTOMER
Get the detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred) using the diagnosis work sheet. Refer to Diagnostic Work Sheet (GT-R certified NISSAN dealer).
>>GO TO 2.
2.PERFORM THE SELF-DIAGNOSIS
Perform self-diagnosis for “ABS” with CONSULT-III.
Are there any DTC displayed?
YES>>GO TO 3.
NO>>GO TO 4.
3.PERFORM THE SYSTEM DIAGNOSIS
Perform the diagnosis applicable to the displayed DTC of “ABS” with CONSULT-III. Refer to DTC No. Index.
>>GO TO 7.
4.CHECK THE SYMPTOM THAT IS NOT CONSIDERED A SYSTEM MALFUNCTION
Check that the symptom is a normal operation that is not considered a system malfunction. Refer to Description (GT-R certified NISSAN dealer).
Is the symptom a normal operation?
YES>>INSPECTION END
NO>>GO TO 5.
5.CHECK THE WARNING LAMP AND INDICATOR LAMP FOR ILLUMINATION
Check that the warning lamp and indicator lamp illuminate.

- ABS warning lamp: Refer to Description (GT-R certified NISSAN dealer).
- Brake warning lamp: Refer to Description (GT-R certified NISSAN dealer).
- VDC OFF indicator lamp: Refer to Description (GT-R certified NISSAN dealer).
- SLIP indicator lamp: Refer to Description (GT-R certified NISSAN dealer).

Is ON/OFF timing normal?
YES>>GO TO 6.
NO>>GO TO 2.
6.PERFORM THE DIAGNOSIS BY SYMPTOM
Perform the diagnosis applicable to the symptom for “ABS” with CONSULT-III.
>>GO TO 7.
7.REPAIR OR REPLACE THE MALFUNCTIONING PARTS
Repair or replace the specified malfunctioning parts.
>>GO TO 8.
8.MEMORY CLEAR
Perform self-diagnosis memory clear for “ABS” with CONSULT-III.
>>GO TO 9.
9.FINAL CHECK
Perform the self-diagnosis again, and check that the malfunction is repaired completely.
Is no other DTC present and the repair completed?
YES>>INSPECTION END
NO>>GO TO 3.