DTC DETECTION LOGIC

DTC | Self-diagnosis name | DTC detection condition | Possible cause
P0720 | Output speed sensor circuit | A DTC is set if the status 1 or 2 below is detected with an even gear engaged.

1. The difference between the output shaft speed sensor value and the output shaft speed converted from the vehicle speed signal (meter) (CAN signal) is 1,000 rpm or more.
2. The difference between the output shaft speed sensor value and the output shaft speed converted from the clutch A speed is 1,000 rpm or more.

- Output shaft speed sensor
- Harness or connector
  (Open or shorted in the output shaft speed sensor circuit)

A DTC is set if the status 1 or 2 below is detected with an odd gear engaged.

1. The difference between the output shaft speed sensor value and the output shaft speed converted from the vehicle speed signal (meter) (CAN signal) is 1,000 rpm or more.
2. The difference between the output shaft speed sensor value and the output shaft speed converted from the clutch B speed is 1,000 rpm or more.

- *1: A DTC is displayed when A or B in the DTC detection conditions is detected.
- *2: A DTC is displayed when C or D in the DTC detection conditions is detected.

DTC CONFIRMATION PROCEDURE
■ CAUTION ■
Be careful of the driving speed.
1.PREPARATION BEFORE OPERATION
If another “DTC CONFIRMATION PROCEDURE” is performed just before the next test, turn the ignition switch OFF and wait for 10 seconds or more, then perform the next test.
>>GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III

1. Select “RANGE”, “GEAR” or “ENGINE SPEED” in “Data Monitor”.
2. Run the vehicle and maintain the following status for 5 seconds or more.

   RANGE | : M
   GEAR | : 4
   ENGINE SPEED | : 1,500 rpm or more

3. Check “Self Diagnostic Result” of “TRANSMISSION”.

Without CONSULT-III

1. Run the vehicle and maintain the following status for 5 seconds or more.

   Shift lever | : M range
   Gear | : 4
   Engine speed | : 1,500 rpm or more

2. Check self-diagnosis.

Is DTC P0720 detected?
YES>>Go to Diagnosis Procedure (GT-R certified NISSAN dealer).
NO>>Go to Intermittent Incident.