LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Nissan-Datsun >> 2019 >> Sentra SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System (Introduction And Basic Inspection) (1.8L) >> Basic Inspection >> How To Set SRT Code >> Work Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Work Procedure

  1. CHECK DTC 

    Check DTC.

    Is any DTC detected?

    YES

    Repair malfunction(s) and erase DTC. Refer to DTC Index .

    NO

    GO TO 2 .

  2. CHECK SRT STATUS 

    SYMBOL With CONSULT

    Select "SRT STATUS" in "DTC & SRT CONFIRMATION" using CONSULT.

    SYMBOL Without CONSULT

    Perform "SRT status" mode with On Board Diagnosis Function .

    SYMBOL With GST

    Select Service $01 with GST.

    Is SRT code(s) set?

    YES

    END

    NO

    SYMBOL With CONSULT: GO TO 3 .

    NO

    SYMBOL Without CONSULT: GO TO 4 .

  3. DTC CONFIRMATION PROCEDURE 
    1. Select "SRT WORK SUPPORT" in "DTC & SRT CONFIRMATION" using CONSULT.
    2. For SRT(s) that is not set, perform the corresponding "DTC CONFIRMATION PROCEDURE" according to the "Performance Priority" in the "SRT ITEM" table. Refer to Description .
    3. Check DTC.

    Is any DTC detected?

    YES

    Repair malfunction(s) and erase DTC. Refer to DTC Index .

    NO

    GO TO 9 .

  4. PERFORM ROAD TEST 
    • Check the "Performance Priority" in the "SRT ITEM" table. Refer to Description .
    • Perform the most efficient SRT set driving pattern to set the SRT properly. Refer to SRT Set Driving Pattern .

      In order to set all SRTs, the SRT set driving pattern must be performed at least once.

    GO TO 5 .

  5. PATTERN 1 
    1. Check the vehicle condition;
      • Engine coolant temperature is -10 to 35°C (14 to 95°F).
      • Fuel tank temperature is more than 0°C (32°F).
    2. Start the engine.
    3. Keep engine idling until the engine coolant temperature is greater than 70°C (158°F)
    NOTE: ECM terminal voltage is follows;
    • Engine coolant temperature
      • -10 to 35°C (14 to 95°F): 3.0 - 4.3 V
      • 70°(158°F): Less than 1.4 V

    GO TO 6 .

  6. PATTERN 2 
    1. Drive the vehicle. And depress the accelerator pedal until vehicle speed is 90 km/h (56 MPH), then release the accelerator pedal and keep it released for more than 10 seconds.
    2. Depress the accelerator pedal until vehicle speed is 90 km/h (56 MPH) again
    NOTE:
    • Checking the vehicle speed with GST is advised.
    • When steady-state driving is performed again even after it is interrupted, each diagnosis can be conducted. In this case, the time required for diagnosis may be extended.

    GO TO 7 .

  7. PATTERN 3 
    • Operate vehicle following the driving pattern shown in the figure.
      G04073676Courtesy of NISSAN NORTH AMERICA, INC.
    • Release the accelerator pedal during deceleration of vehicle speed from 90 km/h (56 MPH) to 0 km/h (0 MPH).

    GO TO 8 .

  8. PATTERN 4 
    • Operate vehicle following the driving pattern shown in the figure.
      G06536222Courtesy of NISSAN NORTH AMERICA, INC.
      • Drive the vehicle in a proper gear at 60 km/h (38 MPH) and maintain the speed.
      • Release the accelerator pedal fully at least 5 seconds.
      • Repeat the above two steps at least 5 times.

    GO TO 9 .

  9. PATTERN 5 
    • The accelerator pedal must be held very steady during steady-state driving.
    • If the accelerator pedal is moved, the test must be conducted again.

    GO TO 10 .

  10. CHECK SRT STATUS 

    SYMBOL With CONSULT

    Select "SRT STATUS" in "DTC & SRT CONFIRMATION" using CONSULT.

    SYMBOL WITHOUT CONSULT

    Perform "SRT status" mode with On Board Diagnosis Function .

    SYMBOL With GST

    Select Service $01 with GST.

    Is SRT(s) set?

    YES

    END

    NO

    Perform this procedure again.

scientia non olet · About LEMON Manuals