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Tachometer System

WARNING: This page is about a different car, the 2003 Nissan Altima. However, it is still accessible from the selected car via links, so may be relevant.
  1. VISUAL INSPECTION 

    Check if tachometer fluctuates when the engine starts. Is the fluctuation acceptable? 

    1. Yes: GO TO 2.
    2. No: GO TO  3 .
  2. ENGINE SPEED INSPECTION 

    Compare the values indicated in the engine speed and tachometer.

    Does the engine speed correspond to the speed indicated? 

    1. Yes: Condition is normal.
    2. No: Replace the combination meter.
  3. ECM SYSTEM INSPECTION 

    Perform ECM self-diagnosis. Refer to "CONSULT-II ".

    OK or NG 

    1. OK: GO TO 3.
    2. NG: Go to ECM trouble diagnosis.
  4. SELF-DIAGNOSIS INSPECTION 

    Perform combination meter self-diagnosis. Refer to "SELF-DIAGNOSIS FUNCTION  ".

    OK or NG 

    1. OK: Condition is normal.
    2. NG: Replace the combination meter.