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Home >> Nissan-Datsun >> 2023 >> Z Performance, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (1 Of 2) >> Basic Inspection >> M/T Neutral Position Learning >> Work Procedure
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Work Procedure

M/T Neutral Position Learning is a function in which ECM learns the shift lever neutral position by monitoring output voltage of gear lever position sensor. This must be performed when the following conditions are fulfilled.

  1. START 

    Do you have CONSULT '

    YES>>

    GO TO 2.

    NO>>

    GO TO 3.

  2. PERFORM M/T NEUTRAL POSITION LEARNING 

    SYMBOL With CONSULT

    1. Check that there is no sticking when shifting shift lever to the neutral position.
    2. Turn ignition switch ON.
    3. Select "M/T NEUTRAL POS LEARN" in "WORK SUPPORT" mode with CONSULT.
    4. Touch "Start" and wait a few seconds.
      NOTE: SYMBOL Never touch shift lever. Otherwise learning may not complete normally.
    5. Make sure the "COMPLETE" is displayed on CONSULT screen.
      NOTE: SYMBOL If "INCMP" is displayed, return to step 1 and repeat the procedures again.

    >>

    END

  3. PERFORM M/T NEUTRAL POSITION LEARNING 

    SYMBOL Without CONSULT

    NOTE: SYMBOL
    • It is better to count the time accurately with a clock.
    • It is impossible to switch the learning mode when a clutch interlock switch circuit has a malfunction.
    1. Check that there is no sticking when shifting shift lever to the neutral position.
    2. Turn ignition switch ON and wait 5 seconds.
    3. Within 5 seconds repeat the following operation 3 times. Fully depress and fully release clutch pedal while pressing and holding S-MODE switch.
    4. Wait 3 seconds while S-MODE switch is released.
    5. Wait 5 seconds while pressing S-MODE switch.
    6. Wait 3 seconds while S-MODE switch is released.
    7. Within 5 seconds repeat the following operation 5 times. Fully depress and fully release clutch pedal while pressing and holding S-MODE switch. ECM starts M/T Neutral Position Learning.
      NOTE: SYMBOL Never touch shift lever. Otherwise learning may not complete normally.
      GNSDB155085Courtesy of NISSAN NORTH AMERICA, INC.
    8. Shift position indicator on combination meter blinks for 5 seconds when the leaning is complete.
      NOTE: SYMBOL If shift position indicator does not blink or blinks continuously, return to step 1 and repeat the procedures again.

    >>

    END