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

YES>>GO TO 2.

NO>>Repair or replace error-detected parts.

1. Turn ignition switch ON.
   ■ CAUTION ■
   Never start the engine.
   
2. Check the voltage between steering angle sensor harness connector and ground.
   

   Steering angle sensor		—	Voltage
   Connector	Terminal
   M37	4	Ground	Battery voltage

   
   
3. Turn the ignition switch OFF.
4. Check the continuity between steering angle sensor harness connector and ground.
   

   Steering angle sensor		—	Continuity
   Connector	Terminal
   M37	1	Ground	Existed

   
   

YES>>GO TO 3.

NO>>Repair or replace error-detected parts.

1. Connect steering angle sensor connector and ABS actuator and electric unit (control unit) connector.
2. Check steering angle sensor signal. Refer to Component Inspection.

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

NO>>Replace steering angle sensor and adjust neutral position of steering angle sensor.