1.CHECK CONNECTOR

1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) harness connector.
3. Disconnect set-up switch (VDC) harness connector.
4. Check terminal for deformation, disconnection, looseness, etc.

Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace error-detected parts.
2.CHECK SET-UP SWITCH (VDC) HARNESS

1. Check the continuity between set-up switch (VDC) harness connector and ABS actuator and electric unit (control unit) harness connector.

   ABS actuator and electric unit (control unit) | Set-up switch (VDC) | Continuity
   Connector | Terminal | Connector | Terminal
   E41 | 6 | M73 | 5 | Existed
   3 | 12

2. Check the continuity between the ABS actuator and electric unit (control unit) harness connector and ground.

   ABS actuator and electric unit (control unit) | — | Continuity
   Connector | Terminal
   E41 | 6 | Ground | Not existed
   3

3. Check the continuity between set-up switch (VDC) harness connector and ground.

   Set-up switch (VDC) | — | Continuity
   Connector | Terminal
   M73 | 17 | Ground | Existed

Is the inspection result normal?
YES>>GO TO 3.
NO>>If there is an open or short in the harness, repair or replace the harness.
3.CHECK SET-UP SWITCH (VDC)
Check set-up switch (VDC). Refer to Component Inspection (GT-R certified NISSAN dealer).
Is the inspection result normal?
YES>>GO TO 4.
NO>>Set-up switch (VDC) is malfunctioning. Replace set-up switch (VDC). Refer to Exploded View.
4.CHECK SET-UP SWITCH SIGNAL
Select “ABS”, “DATA MONITOR” and “OFF SW” in order with CONSULT-III, and perform the set-up switch (VDC) inspection.

Condition | OFF SW (DATA MONITOR)
Pushing down the set-up switch (VDC) when VDC OFF indicator lamp is OFF. | On
Pushing down the set-up switch (VDC) when VDC OFF indicator lamp is OFF. | Off

Is the inspection result normal?
YES>>Check the combination meter.
NO>>Replace ABS actuator and electric unit (control unit). Refer to Exploded View (GT-R certified NISSAN dealer).