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Home >> Infiniti >> 2017 >> Q60 Base, AWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System (Direct Adaptive Steering) (DTC/Circuit Diagnosis) >> DTC / Circuit Diagnosis >> DTC C13EB-00: Booting Angle Processing >> DAST 1 >> Diagnosis Procedure >> Diagnostic Test
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Diagnostic Test

  1. CHECK THE SELF - DIAGNOSTIC RESULT

    G-20With CONSULT 

    1. Start the engine.
      CAUTION:

      Never drive the vehicle.

    2. Perform self - diagnosis for "EPS/DAST 3" and "DAST 2".
    3. Check the diagnostic result for "EPS/DAST 3", "DAST 1" and "DAST 2".

    What is DTC detected?

    Except C13E9 - 00, C13EB - 00, C13EE - 00, C13EF - 00, C13F0 - 00, C13F1 - 00 or C13F2 - 00 

    Refer to DTC INDEX (EPS/DAST 3), DTC INDEX (DAST 1), DTC INDEX (DAST 2).

    C13EE - 00, C13EF - 00, C13F0 - 00, C13F1 - 00 or C13F2 - 00 

    GO TO STEP 4  .

    C13E9 - 00 or C13EB - 00 

    GO TO STEP 2  .

  2. AUTO ADJUSTING MODE (1)

    1. Drive straight ahead at around 32 km/h (20 MPH) or more for more than 5 seconds.
      CAUTION:
      • Check the safety operation of the vehicle before driving.
      • Bumps, pot holes, or other steering input may affect the calibration. Drive on a straight flat road.
      • Keep the steering wheel, so the vehicle stays in a straight line.
      • Traffic condition that requires steering input may affect the calibration. Drive on a road with very light or no traffic.
      NOTE:

      Drive at 65 km/h (40 MPH) or less, as much as possible. It is easy to succeed with the work.

    2. Stop the vehicle.
    3. Turn the ignition switch OFF, and then turn it ON again.

    Does the power steering warning lamp turn OFF?

    YES 

    WORK END

    NO-1 (Steering wheel is not off-center) 

    Repeat the step 1 - 3 (driving - turning ignition switch OFF/ON) 5 times until the warning lamp turns OFF. When the waning lamp does not turn OFF, GO TO STEP 3  .

    NO-2 (Steering wheel is off-center) 

    GO TO STEP 3  .

  3. AUTO ADJUSTING MODE (2)

    1. When the vehicle has not yet stopped, stop the vehicle on the safety place.
    2. Turn the ignition switch OFF, and then turn it ON again.
    3. Turn the steering wheel to the center position.
    4. Turn the steering wheel to left/right 90 degree or more from center position 2 times.
    5. Drive straight ahead at around 32 km/h (20 MPH) or more for more than 5 seconds.
      CAUTION:
      • Check the safety operation of the vehicle before driving.
      • Bumps, pot holes, or other steering input may affect the calibration. Drive on a straight flat road.
      • Keep the steering wheel, so the vehicle stays in a straight line.
      • Traffic condition that requires steering input may affect the calibration. Drive on a road with very light or no traffic.
      NOTE:

      Drive at 65 km/h (40 MPH) or less, as much as possible. It is easy to succeed with the work.

    6. During driving the vehicle, turn the steering wheel to the center position slowly.
    7. Stop the vehicle.
    8. Turn the ignition switch OFF, and then turn it ON again.

    Does the power steering warning lamp turn OFF?

    YES 

    WORK END

    NO 

    Repeat the step 3 - 8 (driving - turning ignition switch OFF/ON) 5 times until the warning lamp turns OFF. When the waning lamp does not turn OFF, GO TO STEP 4  .

  4. PREPARATION

    1. Set the front wheel on the turn table.
      NOTE:

      Do not lift up the vehicle during "DAST CALIBRATION (MODE1) "

    2. Connect the battery charger to protect the 12V battery.
      NOTE:

      Much electricity is used in "DAST CALIBRATION (MODE1) ".

    3. Connect the CONSULT.
    4. Turn the ignition switch ON.
      CAUTION:

      Never start the engine.

    GO TO STEP 5  .

  5. ECU CONFIGURATION

    G-20With CONSULT 

    1. Perform configuration for steering force control module. Refer to WORK PROCEDURE .
      NOTE:

      The replacement of control module included in configuration is not required.

    2. Perform configuration for steering angle main control module. Refer to WORK PROCEDURE .
      NOTE:

      The replacement of control module included in configuration is not required.

    3. Perform configuration for steering angle sub control module. Refer to WORK PROCEDURE .
      NOTE:

      The replacement of control module included in configuration is not required.

    GO TO STEP 6  .

  6. DAST CALIBRATION (MODE1) [CLUTCH PHASE LEARNING]

    G-20With CONSULT 

    1. Perform "DAST CALIBRATION (MODE1) ". Refer to DESCRIPTION .
    2. Turn the ignition switch OFF.
      CAUTION:

      Be sure to perform this step.

    GO TO STEP 7  .

  7. DAST CALIBRATION (MODE1) [STEERING RACK NEUTRAL POSITION LEARNING]

    G-20With CONSULT 

    1. Turn the ignition switch ON.
      CAUTION:

      Never start the engine.

    2. Perform "DAST CALIBRATION (MODE1) ". Refer to DESCRIPTION .

    GO TO STEP 8  .

  8. ADJUSTMENT OF STEERING ANGLE SENSOR NEUTRAL POSITION

    G-20With 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 9  .

  9. PERFORM SELF-DIAGNOSIS

    G-20With CONSULT 

    1. Turn ignition switch OFF and wait at least 10 seconds.
    2. Start the engine.
      CAUTION:

      Never drive the vehicle.

    3. Perform self-diagnosis for "DAST 1".

    Is DTC "C13E9 - 00" detected?

    YES 

    Replace steering angle main control module, steering angle sub control module and steering force control module. Refer to REMOVAL AND INSTALLATION , REMOVAL AND INSTALLATION and REMOVAL AND INSTALLATION . After replacing the control modules, confirm that DTC "C13E9-00" is not detected.

    NO 

    WORK END

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