Nissan Juke Service and Repair Manual : A/C on signal

Component Function Check

1.CHECK A/C ON SIGNAL

1. Turn ignition switch ON.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 SW” in “DATA MONITOR” mode.

5. Check A/C ON signal when the A/C switch is operated.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Refer to HAC-166, "Diagnosis Procedure".

Diagnosis Procedure

1.CHECK A/C ON SIGNAL

1. Turn ignition switch OFF.

2. Disconnect A/C auto amp. connector.

3. Turn ignition switch ON.

4. Check output waveform between A/C auto amp. harness connector 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 A/C ON SIGNAL CIRCUIT FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BCM connector.

3. Check continuity between 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 A/C 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.

    Door motor
    Diagnosis Procedure NOTE: If all of door motor DTCs are detected, check this circuit. 1.CHECK DOOR MOTOR POWER SUPPLY 1. Turn ignition switch ON. 2. Check voltage between intake door motor harn ...

    Blower fan on signal
    Component Function Check 1.CHECK BLOWER FAN ON SIGNAL 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” ...

    Other materials:

    Safety note
    WARNING • Do not disassemble or modify this system. If you do, it may result in accidents, fire, or electric shock. • Do not use this system if you notice any abnormality, such as a frozen screen or lack of sound. Continued use of the system may result in accident, fire or electric shock. • ...

    Ambient sensor
    Removal and Installation REMOVAL 1. Remove bumper fascia assembly. Refer to EXT-13, "Removal and Installation". 2. Disengage fixing pawl, and then remove ambient sensor (1) from air guide RH. : Pawl 3. Disconnect ambient sensor connector (2), and then remove ambient sensor. INS ...

    Door switch
    Component Function Check 1.CHECK FUNCTION 1. Select “DOOR LOCK” of “BCM” using CONSULT-III. 2. Select “DOOR SW-DR”, “DOOR SW-AS”, “DOOR SW-RL”, “DOOR SW-RR”, “BACK DOOR SW” in “DATA MONITOR” mode. 3. Check that the function operates normally according to the following conditions. Is the ...