Nissan Juke Service and Repair Manual : B2578, B2579 In-vehicle sensor

DTC Logic

DTC DETECTION LOGIC

NOTE

:
• If DTC is displayed along with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to HAC- 141, "DTC Logic".

• If DTC is displayed along with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to HAC- 142, "DTC Logic".

DTC CONFIRMATION PROCEDURE


DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

1. Turn ignition switch ON.With CONSULT-III


1. Turn ignition switch ON.

2. Select “Self Diagnostic Result” mode of “HVAC” using CONSULT-III.

3. Check DTC.

Is DTC detected? YES >> Refer to HAC-143, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK IN-VEHICLE SENSOR POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect in-vehicle sensor connector.

3. Turn ignition switch ON.

4. Check voltage between in-vehicle sensor harness connector and ground.

Is the inspection result normal?


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

NO >> GO TO 4.

2.CHECK IN-VEHICLE SENSOR GROUND CIRCUIT FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect A/C auto amp. connector.

3. Check continuity between in-vehicle sensor harness connector and A/C auto amp harness connector.

Is the inspection result normal?


Is the inspection result normal?

YES >> GO TO 3.

NO >> Repair harness or connector.

3.CHECK IN-VEHICLE SENSOR

Check in-vehicle sensor. Refer to HAC-147, "Component Inspection".

Is the inspection result normal? YES >> Replace A/C auto amp. Refer to HAC-188, "Removal and Installation".

NO >> Replace in-vehicle sensor. Refer to HAC-190, "Removal and Installation".

4.CHECK IN-VEHICLE SENSOR POWER SUPPLY CIRCUIT FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect A/C auto amp. connector.

3. Check continuity between in-vehicle sensor harness connector and A/C auto amp. harness connector.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 5.

NO >> Repair harness or connector.

5.CHECK IN-VEHICLE SENSOR POWER SUPPLY CIRCUIT FOR SHORT

Check continuity between in-vehicle sensor harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> Replace A/C auto amp. Refer to HAC-188, "Removal and Installation".

NO >> Repair harness or connector.

Component Inspection

1.CHECK IN-VEHICLE SENSOR

1. Remove in-vehicle sensor. Refer to HAC-190, "Removal and Installation".

2. Check resistance between in-vehicle sensor terminals. Refer to applicable table for the normal value.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Replace in-vehicle sensor. Refer to HAC-190, "Removal and Installation".

    U1010 control unit (can)
    Description Initial diagnosis of A/C auto amp. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PERFORM SELF-DIAGNOSIS With CONSULT-III 1. Turn ignition switch ON. 2. Select “Self ...

    B257B, B257C ambient sensor
    DTC Logic DTC DETECTION LOGIC NOTE: • If DTC is displayed along with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to HAC- 141, "DTC Logic". • If DTC is displaye ...

    Other materials:

    Cooler pipe and hose
    Exploded View 1. A/C unit assembly 2. O-ring 3. High-pressure pipe 4. O-ring 5. Low-pressure flexible hose 6. High-pressure flexible hose 7. O-ring 8. Condenser 9. Compressor : Do not reuse : N·m (kg-m, in-lb) : N·m (kg-m, ft-lb) High-pressure flexible hose : Removal and Installa ...

    ECM branch line circuit
    Diagnosis Procedure 1.CHECK CONNECTOR 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Check the terminals and connectors of the ECM for damage, bend and loose connection (unit side and connector side). Is the inspection result normal? YES &g ...

    Does not operate
    Description ESP function, TCS function, ABS function, EBD function and brake limited slip differential (BLSD) function does not operate. Diagnosis Procedure CAUTION: • ESP function, TCS function, ABS function, EBD function and brake limited slip differential (BLSD) function never operate w ...