DTC DETECTION LOGIC

DTC | Self-diagnosis name | DTC detection condition | Possible cause
P0848 | Transmission fluid pressure sensor/switch "B" circuit high | A DTC is set if the clutch B pressure sensor voltage value received by TCM is more than 4,700 mV. |

- Clutch B pressure sensor
- TCM
- Harness or connector
  (Open or short in the clutch B pressure sensor circuit)

DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE OPERATION (PART 1)
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.PREPARATION BEFORE OPERATION (PART 2)
With CONSULT-III

1. Turn the ignition switch ON.
2. Select “FLUID TEMP” in “Data Monitor”.

Without CONSULT-III

1. Turn the ignition switch ON.
2. Check “TRANS OIL TEMP” on multi-function display.

Is the oil temperature −10°C (14°F) or more?
YES>>GO TO 3.
NO>>Warm up the transmission.
3.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT-III

1. Turn the ignition switch ON.
2. Shift the shift lever to the N position.
   ■ CAUTION ■
   No shift position indicator in the combination meter blinks.
3. Start the engine.
4. With the shift lever in the N position and run at idle for 5 seconds or more.
5. Check “Self Diagnostic Result” of “TRANSMISSION”.

Without CONSULT-III

1. Turn the ignition switch ON.
2. Shift the shift lever to the N position.
   ■ CAUTION ■
   No shift position indicator in the combination meter blinks.
3. Start the engine.
4. With the shift lever in the N position and run at idle for 5 seconds or more.
5. Check self-diagnosis.

Is DTC P0848 detected?
YES>>Go to Diagnosis Procedure (GT-R certified NISSAN dealer).
NO>>Go to Intermittent Incident.