Inspection And Adjustment

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

Never move the vehicle during "DAST CALIBRATION (MODE 1)" because the steering gear is held in neutral position until ignition switch is turned OFF

CAUTION:

Be careful for the moving parts, steering wheel and front wheels are steered automatically when start "DAST CALIBRATION (MODE 1)".
Do not rotate road wheels during the DAST calibration because the system is detected the vehicle running.
Never move the vehicle until the toe-in adjustment is finished.

PREPARATION
1. Set the vehicle to alignment tester. Then set the front wheel on the turn table of 4 wheel alignment tester.
  NOTE:
  Do not lift up the vehicle during "DAST CALIBRATION (MODE 1)".
2. Connect the battery charger to protect the 12V battery.
  NOTE:
  Much electricity is used in "DAST CALIBRATION (MODE 1)".
GO TO STEP 2 .

ECU CONFIGURATION

With CONSULT
1. Connect the CONSULT.
2. Turn the ignition switch ON.
  CAUTION:
  Never set the vehicle to READY state or start the engine.
3. Perform configuration for steering force control module. Refer to WORK PROCEDURE .
  NOTE:
  The replacement of control module included in configuration is not required.
4. Perform configuration for steering angle main control module. Refer to WORK PROCEDURE .
  NOTE:
  The replacement of control module included in configuration is not required.
5. Perform configuration for steering angle sub control module. Refer to WORK PROCEDURE .
  NOTE:
  The replacement of control module included in configuration is not required.
6. Turn the ignition switch OFF.
GO TO STEP 3 .

DAST CALIBRATION (MODE 1) [CLUTCH PHASE LEARNING]

With CONSULT
1. Turn the ignition switch ON.
  CAUTION:
  Never set the vehicle to READY state or start the engine.
2. Perform "DAST CALIBRATION (MODE 1)". Refer to WORK PROCEDURE .
3. Turn the ignition switch OFF.
  CAUTION:
  Be sure to perform this step.
GO TO STEP 4 .

DAST CALIBRATION (MODE 1) [STEERING RACK NEUTRAL POSITION LEARNING]

With CONSULT
1. Turn the ignition switch ON.
  CAUTION:
  Never set the vehicle to READY state or start the engine.
2. Perform "DAST CALIBRATION (MODE 1)". Refer to WORK PROCEDURE .
GO TO STEP 5 .

TOE-IN ADJUSTMENT

Adjust toe-in according to the specified value.

Toe-in : Refer to WHEEL ALIGNMENT (2WD) or WHEEL ALIGNMENT (AWD).
CAUTION:
- Always evenly adjust both toe-in alternately and adjust the difference between the left and right to the standard.
- Always fix the steering inner socket when tightening the steering outer socket.
- Never touch the steering wheel during toe-in adjustment.
NOTE:
Steering gear is held in neutral position until ignition switch is turned OFF

GO TO STEP 6 .

ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION

With CONSULT
1. On the CONSULT screen, select "ABS">>"WORK SUPPORT">>"ST ANGLE SENSOR ADJUSTMENT".
2. Touch START.
  CAUTION:
  Never touch steering wheel while adjusting steering angle sensor.
3. After approx. 10 seconds, select "END".
4. Turn ignition switch OFF, and then turn it ON again.
  CAUTION:
  Be sure to perform this step.
GO TO STEP 7 .

PERFORM SELF-DIAGNOSIS

With CONSULT
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Set the vehicle to READY state or start the engine.
  CAUTION:
  Never drive the vehicle.
3. Perform self-diagnosis for "EPS/DAST 3", "DAST 1" and "DAST 2".
Is any DTC detected?

YES

When other than above DTC is detected, Perform trouble diagnosis for the detected DTC. Refer to DTC INDEX (EPS/DAST 3), DTC INDEX (DAST 1), DTC INDEX (DAST 2).

NO

GO TO STEP 8 .

FINAL CONFIRMATION

With CONSULT

Turn the ignition switch OFF to ON.
CAUTION:
Never set the vehicle to READY state or start the engine.

On the CONSULT screen, select "EPS/DAST 3">>"DATA MONITOR">>"ANGLE 1", and then and then check the value.

Monitor item	Standard value
ANGLE 1	- 4.4 ≤ ANGLE 1 ≤ 4.4

Is the confirmation result normal?

YES

GO TO STEP 9 .

Slightly lower the tilt position, and then re-perform DAST CALIBRATION (MODE 1) .

CHECK INNER SOCKET LENGTH
1. Check that inner socket length is in the specified value. Refer to DISASSEMBLY AND ASSEMBLY .
Is the inspection result normal?

Yes

GO TO STEP 10 .

No

GO TO STEP 1 .

STEERING ANGLE INSPECTION
1. Set the vehicle to READY state or start the engine.
2. Fully steer right and left. And check that the knock sound does not exist from the steering rack.
  CAUTION:
  Never confuse the knock sound with the clutch sound that is heard from nearby of steering column.
Is the inspection result normal?

Yes

WORK END

No

GO TO STEP 11 .

CHECK SUSPENSION AND STEERING PARTS INSTALLATION CONDITION
1. Check suspension and steering parts installation condition.
Is the inspection result normal?

Yes

GO TO STEP 5 .

No

Install suspension and steering parts properly. Then perform the toe-in adjustment again. GO TO STEP 1 .