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Home >> Infiniti >> 2021 >> Q50 Pure, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Driver Assistance System (Diagnostics) (2 Of 2) >> Basic Inspection >> Distance Control Assist >> Work Procedure >> Models With Distance Control Assist System
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Models With Distance Control Assist System

Always perform the DCA system action test to check that the system operates normally after replacing the ICC sensor, replacing the accelerator pedal assembly, or repairing any DCA system malfunction.

CAUTION: Perform the DCA system action test after checking that the ICC system operates normally because the DCA system shares components with the ICC system.
NOTE: When the ICC system is set, the information display changes to the ICC system display.
  1. ICC SYSTEM ACTION TEST 

    Perform the ICC system action test. Refer to Work Procedure .

    GO TO 2.

  2. CHECK DCA SYSTEM SETTING 
    1. Start the engine.
    2. After starting the engine wait for 30 seconds or more.
    3. Check that the DCA system setting can be enabled/disabled on the integral switch.
    4. Turn OFF the ignition switch and wait for 5 seconds or more.
    5. Check that the previous setting is saved when the engine starts again.

    GO TO 3.

  3. CHECK DRIVER ASSISTANCE SYSTEMS SWITCH 
    1. Start the engine.
    2. After starting the engine wait for 30 seconds or more.
    3. Enable the setting of the DCA system on the integral switch.
    4. Press the dynamic driver assistance switch SYMBOL .
      GNSJSOIA2569Z-569Courtesy of NISSAN NORTH AMERICA, INC.
    5. Check that the DCA system display SYMBOL on the information display illuminates.
    6. Check that the DCA system display turns OFF when the system is turned OFF by pressing the dynamic driver assistance switch.
    7. Check that the DCA system display turns OFF when the engine starts again.
    NOTE: The DCA system display does not illuminate even when the dynamic driver assistance switch is turned ON within approximately 5 seconds after starting the engine.

    If the accelerator pedal assembly is not replaced

    INSPECTION END

    If the accelerator pedal assembly is replaced

    GO TO 4.

  4. CHECK DCA SYSTEM OPERATION 

    Check that the accelerator pedal actuator operates by the "Active Test" items "ACCELERATOR PEDAL ACTUATOR TEST1" and "ACCELERATOR PEDAL ACTUATOR TEST2" of "ACCELE PEDAL ACT" with CONSULT.

    INSPECTION END