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 control dial is operated.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Refer to HAC-77, "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-91, "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 FUSE 1. Turn ignition switch OFF. 2. Check following fuses. - 10A fuse [No. 15, located in fuse block (J/B)] - 15A fuses [Nos. 14 and 16, located in fuse block (J/B) ...

    Other materials:

    B2609 steering status
    DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PERFORM DTC CONFIRMATION PROCEDURE 1 1. Press push-button ignition switch under the following conditions and wait 1 second or more. - Selector lever: In the P position - Brake pedal: Not depressed 2. Check DTC in “Self Diagnostic ...

    Main line betweeN DLC and MDU circuit
    Diagnosis Procedure 1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT) 1. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Disconnect the following harness connectors. - ECM - Multi display unit 4. Check the continuity between the data link connector and the ...

    P0524 engine oil pressure
    DTC Logic DTC DETECTION LOGIC NOTE: If DTC P0524 is displayed with DTC P0520, P0075, or P0081, perform trouble diagnosis for DTC P0520, P0075, or P0081 first. Refer to EC-176, "DTC Logic". DTC CONFIRMATION PROCEDURE 1.PRECONDITIONING If DTC Confirmation Procedure has been previo ...