Nissan Versa (N17): P072C Stuck in 1GR

Nissan Versa 2nd generation (N17) Service Manual / Transmission & driveline / Transaxle & transmission (TM) / P072C Stuck in 1GR

DTC Logic

DTC DETECTION LOGIC

DTC Trouble diagnosis name DTC detection condition Possible causes
P072C Stuck in Gear 1 The following diagnosis conditions are met and the detection conditions continue for 0.5 seconds or more.

- Diagnosis condition

- Shifting is not in progress.

- Stop lamp switch OFF

- Detection conditions

- Deceleration: Less than − 0.35 G

- Gear ratio: 6% or more, or − 6% or less compared with normal gear ratio
  • 2-4 brake solenoid valve
  • Control valve assembly

DTC CONFIRMATION PROCEDURE

CAUTION:

  • "TM, "Diagnosis Procedure"" must be performed before starting "DTC CONFIRMATION PROCEDURE".
  • Never perform "DTC CONFIRMATION PROCEDURE" before completing the repair, which may cause secondary malfunction.
  • Always drive vehicle at a safe speed.

1.PREPARATION BEFORE WORK

If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.

>> GO TO 2.

2.CHECK DTC DETECTION

  1. Start the engine.
  2. Select the D position.
  3. Drive the vehicle.
  4. Maintain the following conditions for 5 seconds or more.
  5. Check the first trip DTC.

Selector lever : 1 position

Stop lamp switch : OFF

Vehicle speed : 20 km/h (13 MPH) or more

Is "P072C" detected?

YES >> Go to TM, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.MALFUNCTION CAUSE SIMULATION TEST

Refer to GI, "Intermittent Incident".

Is the check result normal?

YES >> Replace the transaxle assembly. Refer to TM, "Removal and Installation".

NO >> Repair or replace the malfunctioning parts.

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