2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK OVERALL FUNCTION

    Check ASCD indicator under the following conditions.

    ASCD INDICATOR SPECIFICATION CHART

    ASCD INDICATOR CONDITION SPECIFICATION
    CRUISE LAMP
    • Ignition switch: ON
    MAIN switch: pressed at the 1st time β†’ at the 2nd time ON β†’ OFF
    SET LAMP
    • MAIN switch: ON
    • When vehicle speed is between 40 km/h (25 MPH) and 144 km/h (89 MPH)
    ASCD: Operating ON
    ASCD: Not operating OFF

    OK or NGΒ 

    OK: INSPECTION ENDΒ 

    NG: GO TO 2.

  2. CHECK DTC

    Check that DTC UXXXX is not displayed.

    OK or NGΒ 

    OK: GO TO 3.

    NG: Perform trouble diagnoses for DTC UXXXX.

  3. CHECK COMBINATION METER FUNCTION

    Refer to "WORK FLOW ".

    OK or NGΒ 

    OK: GO TO 4.

    NG: Go to "METER SYSTEM : SYSTEM DIAGRAM ".

  4. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION ENDΒ 

Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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