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, and check status under the following condition.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Refer to HAC-222, "Diagnosis Procedure".

Diagnosis Procedure

1.CHECK FAN SWITCH POWER SUPPLY SIGNAL

1. Turn ignition switch OFF.

2. Disconnect A/C control harness connector.

3. Turn ignition switch ON.

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

Is the inspection result normal?


Is the inspection result normal? YES >> Replace A/C control. Refer to HAC-239, "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 control 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 control 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 switch
    Component Function Check 1.CHECK A/C ON SIGNAL With CONSULT-III 1. Turn ignition switch ON. 2. Select “AIR CONDITIONER” of “BCM” using CONSULT-III. 3. Select “AIR COND SW” in “DATA MONITOR” mode, ...

    Thermo control amplifier
    Component Function Check 1.CHECK A/C ON SIGNAL With CONSULT-III 1. Turn ignition switch ON. 2. Select “AIR CONDITIONER” of “BCM” using CONSULT-III. 3. Select “THERMO AMP” in “DATA MONITOR” mode, ...

    Other materials:

    P1550 battery current sensor
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previously conducted, always perform the following before conducting the next test. 1. Turn ignition switch OFF and wait at least 10 seconds. 2. Turn ignition switch ON. 3. ...

    B1146 curtain air bag module RH
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.CHECK SELF-DIAG RESULT With CONSULT-III 1. Turn ignition switch ON. 2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT-III. Without CONSULT-III 1. Turn ignition switch ON. 2. Check the air bag warning lamp statu ...

    Diagnosis sensor unit
    Exploded View 1. Diagnosis sensor unit : Vehicle front : Do not reuse : N·m (kg-m, ft-lb) Removal and Installation WARNING: • Before servicing, turn ignition switch OFF, disconnect battery negative terminal and wait 3 minutes or more. • Before disconnecting the air bag sensor unit harne ...