Dtc Description

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connector

• CVT fluid temperature sensor

• TCM

FAIL-SAFE

• Engine coolant temperature when engine start: Temp. ≥ 10°C (50°F)

  • Start is slow

  • Acceleration is slow

  • Stop/start system prohibited

• Engine coolant temperature when engine start: −35°C (−31°F) ≤ Temp. < 10°C (50°F)

  • Selector shock is large

  • Start is slow

  • Acceleration is slow

  • Stop/start system prohibited

• Engine coolant temperature when engine start: Temp. <−35°C (−31°F)

  • Selector shock is large

  • Start is slow

  • Acceleration is slow

  • Stop/start system prohibited

DTC CONFIRMATION PROCEDURE

1. PREPARATION BEFORE WORK

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

   TESTING CONDITION:

   Before performing the following procedure, confirm that battery voltage is more than 10 V.

   >>

   GO TO 2.

2. CHECK DTC DETECTION

   1. Start the engine.

   2. Drive the Nissan Sentra vehicle and maintain the following condition for 10 seconds or more.

      Nissan Sentra Vehicle speed

      : 10 km/h (6 MPH) or more

      CAUTION:

      Be careful of the driving speed.

   3. Stop the Nissan Sentra vehicle.

   4. Check the DTC.

   Is "P0712-00" detected?

   YES >>

   Proceed to Diagnosis Procedure.

   NO-1>>

   To check malfunction symptom before repair: Refer to Intermittent Incident.

   NO-2>>

   Confirmation after repair: INSPECTION END

Diagnosis Procedure

Diagnosis Procedure

1. CHECK CVT FLUID TEMPERATURE SENSOR CIRCUIT

   Check CVT fluid temperature sensor circuit. Refer to Diagnosis Procedure.

   Is the inspection result normal?

   YES>>

   Replace TCM. Refer to Removal and Installation.

   NO >>

   Repair or replace damaged parts.