1.CHECK CONNECTOR

1. Turn the ignition switch OFF.
2. Disconnect ABS actuator and electric unit (control unit) harness connector.
3. Disconnect stop lamp switch harness connector.
4. Check terminal for deformation, disconnection, looseness, etc.
5. Reconnect ABS actuator and electric unit (control unit) and stop lamp switch connectors securely.
6. Start the engine.
7. Repeat pumping brake pedal carefully several times, and perform self-diagnosis for “ABS” with CONSULT-III.

Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace error-detected parts.
2.CHECK STOP LAMP SWITCH CLEARANCE
Check stop lamp switch clearance. Refer to Inspection and Adjustment.
Is the inspection result normal?
YES>>GO TO 3.
NO>>Adjust stop lamp switch clearance. Refer to Inspection and Adjustment.
3.CHECK STOP LAMP SWITCH
Check stop lamp switch. Refer to Component Inspection (GT-R certified NISSAN dealer).
Is the inspection result normal?
YES>>GO TO 4.
NO>>Replace stop lamp switch. Refer to Exploded View.
4.CHECK STOP LAMP SWITCH CIRCUIT
Check the voltage between the ABS actuator and electric unit (control unit) harness connector and ground.

ABS actuator and electric unit (control unit) | Condition | Voltage
Connector | Terminal
E41 | 4 | Brake pedal is depressed | Battery voltage
Brake pedal is released | Approx. 0 V

Is the inspection result normal?
YES>>Replace ABS actuator and electric unit (control unit). Refer to Exploded View (GT-R certified NISSAN dealer).
NO>>Repair or replace error-detected parts.