C1109 POWER AND GROUND SYSTEM

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

YES>>GO TO 2.

NO>>Repair or replace error-detected parts.

1. Check the voltage between the ABS actuator and electric unit (control unit) harness connector and ground.
   

   ABS actuator and electric unit (control unit)		—	Voltage
   Connector	Terminal
   E41	32	Ground	Battery voltage

   
   
2. Check 20A fuse (32).
3. Check the continuity between the ABS actuator and electric unit (control unit) harness connector and battery positive terminal.
   

   ABS actuator and electric unit (control unit)		—	Continuity
   Connector	Terminal
   E41	32	Battery positive terminal	Existed

   
   

YES>>GO TO 3.

NO>>Repair or replace error-detected parts. (Check ABS earth bolt for tightness and corrosion)

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	16	Ground	Existed
	47

YES>>Replace ABS actuator and electric unit (control unit).

NO>>Repair or replace error-detected parts. (Check ABS earth bolt for tightness and corrosion)

After replacing an ABS actuator and electric unit (control unit), be sure to perform the following procedure.

• Steering angle sensor adjustment: Refer to Description (GT-R certified NISSAN dealer).
• Decel G sensor calibration: Refer to Description (GT-R certified NISSAN dealer).
• Pressure sensor calibration: Refer to Description (GT-R certified NISSAN dealer).
• Valve calibration: Refer to Description (GT-R certified NISSAN dealer).

>>END