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Home >> Nissan-Datsun >> 2018 >> 370Z Sport Tech, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 48 (Engine Control System (Basic Inspection)) >> Basic Inspection >> Inspection And Adjustment >> Additional Service When Replacing Control Unit (ECM) >> Special Repair Requirement >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2017 Nissan 370Z and 2016 Nissan 370Z. However, it is still accessible from the selected car via links, so may be relevant.

  1. CHECK ECM PART NUMBER

    Check ECM part number to see whether it is blank ECM or not.

    NOTE:
    • Part number of blank ECM is 23703 - *****.
    • Check the part number when ordering ECM or with the one included in the label on the container box.

    Is the ECM a blank ECM?

    YES 

    GO TO STEP 2  .

    NO 

    GO TO STEP 4  .

  2. SAVE ECM PART NUMBER

    Read out the part number from the old ECM and save the number, following the programming instructions. Refer to "CONSULT Operation Manual".

    NOTE:
    • The ECM part number is saved in CONSULT.
    • Even when ECM part number is not saved in CONSULT, go to 3.

    GO TO STEP 3  .

  3. PERFORM ECM PROGRAMMING

    After replacing ECM, perform the ECM programming. Refer to "CONSULT Operation Manual".

    NOTE:
    • During programming, maintain the following conditions:
      • Ignition switch: ON
      • Electric load: OFF
      • Brake pedal: Not depressed
      • Battery voltage: 12 - 13.5 V (Be sure to check the value of battery voltage by selecting "BATTERY VOLT" in "Data monitor" of CONSULT.)

    GO TO STEP 5  .

  4. REPLACE ECM

    Replace ECM.

    GO TO STEP 5  .

  5. PERFORM INITIALIZATION OF NVIS (NATS) SYSTEM AND REGISTRATION OF ALL NVIS (NATS) IGNITION KEY IDS

    Refer to DESCRIPTION .

    GO TO STEP 6  .

  6. PERFORM VIN REGISTRATION

    Refer to DESCRIPTION .

    GO TO STEP 7  .

  7. PERFORM ACCELERATOR PEDAL RELEASED POSITION LEARNING

    Refer to DESCRIPTION .

    GO TO STEP 8  .

  8. PERFORM THROTTLE VALVE CLOSED POSITION LEARNING

    Refer to DESCRIPTION .

    Is the vehicle with SynchroRev Match mode (S-MODE) ?

    YES 

    GO TO STEP 9  .

    NO 

    GO TO STEP 10  .

  9. PERFORM M/T NEUTRAL POSITION LEARNING

    Refer to DESCRIPTION .

    GO TO STEP 10  .

  10. PERFORM IDLE AIR VOLUME LEARNING

    Refer to DESCRIPTION .

    END