Nissan Murano: Dtc/circuit Diagnosis / P0711 Transmission Fluid Temperature Sensor a

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

CVT fluid temperature sensor

FAIL-SAFE

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

  • Start is slow

  • Acceleration is slow

• 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

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

  • Selector shock is large

  • Start is slow

  • Acceleration is slow

CAUTION:

Always drive vehicle at a safe speed.

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.

INSPECTION START

Is it necessary to erase permanent DTC?

GO TO 3.

GO TO 7.

CHECK DTC (ECM AND TCM)

Check the DTC.

Is any DTC other than “P0711” detected?

Check DTC detected item. Refer to DTC Index (ECM), DTC Index (TCM).

GO TO 4.

PERFORM DTC CONFIRMATION PROCEDURE (PART 1)

TESTING CONDITION:

• While performing the following procedure, do not add fuel.

• Before performing the following procedure, check that fuel level is between 1/4 and 4/4.

• Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.

With CONSULT

1. Move the Nissan Murano vehicle to a cool place.

   NOTE:

   Cool the vehicle in an environment of ambient air temperature between −10°C (14°F) and 35°C (95°F).

2. Turn ignition switch OFF and leave the Nissan Murano vehicle for 12 hours.

   CAUTION:

   Never turn ignition switch ON during this procedure.

   NOTE:

   The Nissan Murano vehicle must be cooled with the food open.

3. Turn ignition switch ON.

   CAUTION:

   Never start the engine.

4. Select “Data Monitor” in “TRANSMISSION”.

5. Select “FLUID TEMP”.

6. Record CVT fluid temperature.

7. Start engine and let it idle for 5 minutes or more.

   CAUTION:

   Never turn ignition switch OFF during idling.

8. Check 1st trip DTC.

With GST

1. Move the Nissan Murano vehicle to a cool place.

   NOTE:

   Cool the vehicle in an environment of ambient air temperature between −10°C (14°F) and 35°C (95°F).

2. Turn ignition switch OFF and leave the Nissan Murano vehicle for 12 hours.

   CAUTION:

   Never turn ignition switch ON during this procedure.

   NOTE:

   The Nissan Murano vehicle must be cooled with the food open.

3. Start engine and let it idle for 5 minutes or more.

   CAUTION:

   Never turn ignition switch OFF during idling.

4. Check 1st trip DTC.

Is “P0711” detected?

Go to Diagnosis Procedure.

With CONSULT: GO TO 5.

With GST: GO TO 6.

CHECK CVT FLUID TEMPERATURE

With CONSULT

1. Select “Data Monitor” in “TRANSMISSION”.

2. Select “FLUID TEMP”.

Is the value of “FLUID TEMP” 10°C (50°F) or more?

INSPECTION END

GO TO 6.

PERFORM DTC CONFIRMATION PROCEDURE (PART 2)

With CONSULT

1. Drive the Nissan Murano vehicle for the total minutes specified in the Driving time column below with the following conditions satisfied.

   Selector lever	: “D” position
   Accelerator pedal position	: 1.0/8 or more
   Nissan Murano Vehicle speed	: 10 km/h (7 MPH) or more

   CVT fluid temperature before engine start	Driving time
   −40°C (−40°F) –−31°C (−23.8°F)	20 minutes or more
   −30°C (−22°F) –−21°C (−5.8°F)	18 minutes or more
   −20°C (−4°F) –−11°C (−12.2°F)	14 minutes or more
   −10°C (14°F) –−1°C (30.2°F)	10 minutes or more
   0°C (32°F) – 9°C (48.2°F)	7 minutes or more

2. Stop the Nissan Murano vehicle.

3. Check the first trip DTC.

With GST

1. Drive the Nissan Murano vehicle and maintain the following conditions for 20 minutes or more.

   Selector lever	: “D” position
   Accelerator pedal position	: 1.0/8 or more
   Nissan Murano Vehicle speed	: 10 km/h (7 MPH) or more

2. Stop the vehicle.

3. Check the first trip DTC.

Is “P0711” detected?

Go to Diagnosis Procedure.

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

Confirmation after repair: INSPECTION END

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch OFF and cool the engine.

2. Turn ignition switch ON.

   CAUTION:

   Never start the engine.

3. Select “Data Monitor” in “TRANSMISSION”.

4. Select “FLUID TEMP”.

5. Record CVT fluid temperature.

6. Start the engine and wait for at least 2 minutes.

7. Drive the Nissan Murano vehicle for the total minutes specified in the Driving time column below with the following conditions satisfied.

   Selector lever	: “D” position
   Accelerator pedal position	: 1.0/8 or more
   Nissan Murano Vehicle speed	: 10 km/h (7 MPH) or more

   CVT fluid temperature before engine start	Driving time
   −40°C (−40°F) –−31°C (−23.8°F)	20 minutes or more
   −30°C (−22°F) –−21°C (−5.8°F)	18 minutes or more
   −20°C (−4°F) –−11°C (−12.2°F)	14 minutes or more
   −10°C (14°F) –−1°C (30.2°F)	10 minutes or more
   0°C (32°F) – 9°C (48.2°F)	7 minutes or more
   Other than the above	— (Go to “8.CHECK CVT FLUID TEMPERATURE SENSOR”)

8. Stop the Nissan Murano vehicle.

9. Check the first trip DTC.

With GST

1. Turn ignition switch OFF and cool the engine.

2. Start the engine and wait for at least 2 minutes.

3. Drive the Nissan Murano vehicle and maintain the following conditions for 20 minutes or more.

   Selector lever	: “D” position
   Accelerator pedal position	: 1.0/8 or more
   Nissan Murano Vehicle speed	: 10 km/h (7 MPH) or more

4. Stop the vehicle.

   CAUTION:

   Never turn ignition switch OFF

5. Check the first trip DTC.

Is “P0711” detected?

Go to Diagnosis Procedure.

GO TO 8.

CHECK CVT FLUID TEMPERATURE SENSOR

1. Turn ignition switch OFF.

2. Disconnect CVT unit connector.

3. Check resistance between CVT unit connector terminals.

   CVT unit	Condition	Resistance (Approx.)
   Terminal
   12 – 18	CVT fluid temperature: 20°C (68°F)	6.5 kΩ
   	CVT fluid temperature: 50°C (122°F)	2.2 kΩ
   	CVT fluid temperature: 80°C (176°F)	0.87 kΩ

Is the inspection result normal?

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

Confirmation after repair: INSPECTION END

There is a malfunction of CVT fluid temperature sensor. Replace terminal cord assembly. Refer to Removal and Installation.

CHECK CVT FLUID TEMPERATURE SENSOR

1. Turn ignition switch OFF.

2. Disconnect CVT unit connector.

3. Check resistance between CVT unit connector terminals.

   CVT unit		Condition	Resistance (Approx.)
   Connector	Terminal
   F210	12 – 18	CVT fluid temperature: 20°C (68°F)	6.5 kΩ
   		CVT fluid temperature: 50°C (122°F)	2.2 kΩ
   		CVT fluid temperature: 80°C (176°F)	0.87 kΩ

Is the inspection result normal?

GO TO 2.

Replace terminal cord assembly. Refer to Removal and Installation.

CHECK CIRCUIT BETWEEN TCM AND CVT UNIT (CVT FLUID TEMPERATURE SENSOR) (PART 1)

1. Disconnect the TCM connector.

2. Check continuity between TCM harness connector terminals and CVT unit harness connector terminals.

   TCM		CVT unit		Continuity
   Connector	Terminal	Connector	Terminal
   F25	11	F44	18	Existed
   	12		12

Is the inspection result normal?

GO TO 3.

Repair or replace damaged parts.

CHECK CIRCUIT BETWEEN TCM AND CVT UNIT (CVT FLUID TEMPERATURE SENSOR) (PART 2)

Check continuity between TCM harness connector terminals and ground.

Is the inspection result normal?

Check intermittent incident. Refer to Intermittent Incident.

Repair or replace damaged parts.