Nissan Juke Service and Repair Manual : P0847 transmission fluid pressure SEN/SW B

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE


DTC CONFIRMATION PROCEDURE

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.With CONSULT-III


1. Start the engine.

2. Select Data Monitor in TRANSMISSION.

3. Select FLUID TEMP.

4. Maintain the following conditions for 10 seconds or more.

FLUID TEMP : −19C (−2.2F) or more

5. Check the first trip DTC.

1. Start the engine and wait for at least 10 seconds.With GST.


1. Start the engine and wait for at least 10 seconds.

CAUTION:
When the ambient temperature is −20C (−4F) or less and the engine is cold, warm up the engine for approximately 5 minutes.

2. Check the first trip DTC.

Is P0847detected? YES >> Go to TM-426, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK CIRCUIT BETWEEN TCM AND CVT UNIT (PART 1)

1. Turn ignition switch OFF.

2. Disconnect the TCM connector and the CVT unit connector.

3. Check the continuity between the TCM harness connector terminals and the CVT unit harness connector terminals.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 2.

NO >> Repair or replace the malfunctioning parts.

2.CHECK CIRCUIT BETWEEN TCM AND CVT UNIT (PART 2)

Check the continuity between the TCM harness connector terminals and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace the malfunctioning parts.

3.CHECK TCM INPUT SIGNALS

1. Connect all connectors removed.

2. Start the engine.

3. Check the voltage between TCM connector terminal and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".

NO >> There is malfunction of the secondary pressure sensor. Replace the transaxle assembly. Refer to TM-508, "Removal and Installation".

    P0846 transmission fluid pressure SEN/SW B
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Be careful of the driving speed. 1.PREPARATION BEFORE WORK If another "DTC CONFIRMATION PROCEDURE" occurs just bef ...

    P0848 transmission fluid pressure SEN/SW B
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PREPARATION BEFORE WORK If another "DTC CONFIRMATION PROCEDURE" occurs just before, the ignition switch OFF and wait for at ...

    Other materials:

    Engine coolant
    Inspection LEVEL Check that the reservoir tank engine coolant level is within the MIN to MAX when the engine is cool. A : MAX B : MIN Adjust the engine coolant level if necessary. LEAKAGE To check for leakage, apply pressure to the cooling system with the radiator cap tester (co ...

    On Board Diagnostic (OBD) System of Engine and CVT
    The ECM has an on board diagnostic system. It will light up the malfunction indicator (MI) to warn the driver of a malfunction causing emission deterioration. CAUTION: Be sure to turn the ignition switch OFF and disconnect the negative battery cable before any repair or inspection work. ...

    Symptom diagnosis
    COMBINATION SWITCH SYSTEM SYMPTOMS Symptom Table 1. Perform Data Monitor of CONSULT-III to check for any malfunctioning item. 2. Check the malfunction combinations. 3. Identify the malfunctioning part from the agreed combination and repair or replace the part. ...