Nissan Juke Service and Repair Manual : Blower fan on signal

Component Function Check

1.CHECK BLOWER FAN ON SIGNAL

1. Turn ignition switch ON.With CONSULT-III


1. Turn ignition switch ON.

2. Select “AIR CONDITIONER” of “BCM” using CONSULT-III.

3. Select “FAN ON SIG” in “DATA MONITOR” mode.

4. Check blower fan ON signal when the fan switch is operated.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Refer to HAC-168, "Diagnosis Procedure".

Diagnosis Procedure

1.CHECK BLOWER FAN ON SIGNAL

1. Turn ignition switch OFF.

2. Disconnect A/C auto amp. harness connector.

3. Turn ignition switch ON.

4. Check output waveform between A/C auto amp. and ground with using oscilloscope.

Is the inspection result normal?


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

NO >> GO TO 2.

2.CHECK BLOWER FAN ON SIGNAL CIRCUIT FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BCM connector.

3. Check continuity A/C auto amp. harness connector and BCM harness connector.

Is the inspection result normal?


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

NO >> Repair harness or connector.

3.CHECK BLOWER FAN ON SIGNAL CIRCUIT FOR SHORT

Check continuity between A/C auto amp. harness connector and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> Replace BCM. Refer to BCS-93, "Removal and Installation" (with Intelligent Key) or BCS-161, "Removal and Installation" (without Intelligent Key).

NO >> Repair harness or connector.

    A/C on signal
    Component Function Check 1.CHECK A/C ON SIGNAL With CONSULT-III 1. Turn ignition switch ON. 2. Operate blower motor. 3. Select “AIR CONDITIONER” of “BCM” using CONSULT-III. 4. Select “AIR COND S ...

    Blower motor
    Diagnosis Procedure 1.CHECK SYMPTOM Check symptom (A, B or C). Which symptom is detected? A >>GO TO 2. B >>GO TO 11. C >> GO TO 13. 2.CHECK FUSE 1. Turn ignition switch O ...

    Other materials:

    Wiring diagram
    NISSAN DYNAMIC CONTROL SYSTEM Wiring Diagram For connector terminal arrangements, harness layouts, and alphabets in a (option abbreviation; if not described in wiring diagram), refer to GI-12, "Connector Information/Explanation of Option Abbreviation". ...

    B2014 chain of STRG-IMMU
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PERFORM DTC CONFIRMATION PROCEDURE 1. Lock steering. NOTE: 3. Press the push-button ignition switch. 4. Check DTC in “Self Diagnostic Result” mode of “BCM” using CONSULT-III. Is DTC detected? YES >> Go to SEC-70, " ...

    Rear window defogger system
    Wiring Diagram - DEFOGGER CONTROL SYSTEM - For connector terminal arrangements, harness layouts, and alphabets in a (option abbreviation; if not described in wiring diagram), refer to GI-12, "Connector Information/Explanation of Option Abbreviation". ...