2004 Nissan-Datsun Sentra SE-RFACTORY OEM SERVICE PROCEDURE

Diagnostic Procedure

  1. CHECK OVERALL FUNCTION 

    Check ASCD indicator under the following conditions.

    Fig 1: ASCD Indicator Specification Table
    G00779647Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

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

    Check that DTC U1000 or U1001 is not displayed.

    Yes or No 

    1. Yes: Perform trouble diagnoses for DTC U1000, U1001, refer to "DTC U1000, U1001: CAN COMMUNICATION LINE ".
    2. No: GO TO 3.
  3. CHECK COMBINATION METER OPERATION 

    Does combination meter operate normally?

    Yes or No 

    1. Yes: GO TO 4.
    2. No: Check combination meter circuit. Refer to "COMBINATION METER ".
  4. CHECK INTERMITTENT INCIDENT 

    Refer to "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ".

    1. 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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