2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Diagnostic Procedure

WARNING: This page is about a different car, the 2005 Nissan 350Z. 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.

    Fig 1: ASCD Specification Table
    G02402239Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    • OK: INSPECTION END 
    • NG: GO TO 2.
  2. CHECK DTC 

    Check that DTC U1000 or U1001 is not displayed.

    OK or NG

  3. CHECK DTC WITH "UNIFIED METER AND A/C AMP." 

    Refer to "SELF-DIAGNOSTIC RESULTS ".

    OK or NG

  4. CHECK INTERMITTENT INCIDENT 

    Refer to "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ".

    • : INSPECTION END 
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:

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

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