Nissan Juke Service and Repair Manual : 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” mode, and check status under the following condition.
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? 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? 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? 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:
Key positions
LOCK (0)
The key can only be removed from the ignition switch at this position.
OFF (1)
The engine is turned off. The power supply is turned off.
ACC (2)
The electrical accessory power activates without the engine turned on.
ON (3)
The ignition system and the electrical accessory power activa ...
Vehicle does not enter 4WD mode
Description
Vehicle does not enter 4-wheel drive mode even though 4WD warning lamp turned
to OFF.
Diagnosis Procedure
1.CHECK 4WD WARNING LAMP
Turn the ignition switch ON.
Does 4WD warning lamp turn ON?
YES >> GO TO 2.
NO >> Proceed to diagnosis procedure. Refer to DLN-80, & ...
U0415 vehicle speed
Description
U0415 is displayed if any unusual condition is present in the reception
status of the vehicle speed signal from
the ABS actuator and electric unit (control unit).
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.DTC CONFIRMATION
1. Erase the DTC.
2. Turn ignition sw ...