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-75, "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-91, "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.

    Power supply and ground circuit
    A/C auto AMP. : Diagnosis Procedure 1.CHECK SYMPTOM Check symptom (A or B). Which symptom is detected? A >> GO TO 2. B >> GO TO 5. 2.CHECK FUSE 1. Turn ignition switch OFF. 2 ...

    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 ...

    Other materials:

    Parking brake shoe
    Adjustment 1. Adjust parking brake lever stroke. Refer to PB-2, "Inspection and Adjustment". 2. Perform parking brake break-in (drag on) operation by driving vehicle under the following conditions: • Drive forward • Vehicle speed: Approx. 43 km/h (27 MPH) set (constant and forw ...

    Intelligent key
    Component Function Check 1.CHECK FUNCTION 1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III. 2. Select “RKE OPE COUN1” in “DATA MONITOR” mode. 3. Check that the function operates normally according to the following conditions. Is the inspection result normal? YES >& ...

    Precaution Necessary for Steering Wheel Rotation after Battery Disconnect
    NOTE: • Before removing and installing any control units, first turn the ignition switch to the LOCK position, then disconnect both battery cables. • After finishing work, confirm that all control unit connectors are connected properly, then re-connect both battery cables. • Always us ...