Work Procedure (Pattern 2)

4WAS FRONT ACTUATOR ADJUSTMENT
With CONSULT
1. Turn the ignition switch ON.
  CAUTION: Never start the engine.
2. Steer 30° leftward slowly. Steer 30° rightward and return the steering wheel to the straight-ahead position.
3. Perform the steering angle sensor neutral position adjustment. Refer to "WORK PROCEDURE ".
4. Turn the ignition switch OFF.
  : GO TO 2.
PERFORM ACTIVE TEST (SLOW MODE)
With CONSULT
1. Start the engine.
  CAUTION: Never drive the vehicle.
2. Select "SLOW MODE" item on "ACTIVE TEST" for "4WAS(FRONT)".
3. Perform "MODE START" of "ACTIVE TEST".
4. Steer the steering wheel leftward slowly until the turning stops.
5. Steer the steering wheel rightward slowly until the turning stops.
  Is "OK" indicated on both right and left on "SLOW MODE"?
  
  YES: GO TO 3.
  
  NO: Refer to "WORK PROCEDURE (PATTERN 4) ".
PERFORM SELF-DIAGNOSIS (4WAS FRONT CONTROL UNIT)
With CONSULT

Perform self-diagnosis for "4WAS(FRONT)".

NOTE: Detect DTC "C1671" when replacing 4WAS front control unit or performing 4WAS front actuator adjustment. DTC "C1671" becomes past record if 4WAS front actuator adjustment is completed normally.

Is any error system detected?

YES: Check the error system.

NO: GO TO 4.
ERASE ERROR HISTORY
With CONSULT

Erase the memory of self-diagnostic result for "4WAS(FRONT)" and "4WAS(MAIN)/RAS/HICAS".

: END