Nissan Juke Service and Repair Manual : Microphone signal circuit
Description
Power is supplied from NAVI control unit to microphone. The microphone transmits the sound voice to the NAVI control unit.
Diagnosis Procedure
1.CHECK CONTINUITY BETWEEN NAVI CONTROL UNIT AND MICROPHONE CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect NAVI control unit connector and microphone connector.
3. Check continuity between NAVI control unit harness connector and microphone harness connector.

4. Check continuity between NAVI control unit harness connector and ground.

Is inspection result OK? YES >> GO TO 2.
NO >> Repair harness or connector.
2.CHECK VOLTAGE MICROPHONE VCC
1. Connect NAVI control unit connector.
2. Turn ignition switch ON.
3. Check voltage between NAVI control unit harness connector and ground.

Is inspection result OK? YES >> GO TO 3.
NO >> Replace NAVI control unit. Refer to AV-84, "Removal and Installation".
3.CHECK MICROPHONE SIGNAL
1. Turn ignition switch OFF.
2. Connect microphone connector.
3. Turn ignition switch ON.
4. Check signal between NAVI control unit harness connector.

Is inspection result OK? YES >> Replace NAVI control unit. Refer to AV-84, "Removal and Installation".
NO >> Replace microphone. Refer to AV-90, "Removal and Installation".
Power supply and ground circuit
Navi control unit
NAVI CONTROL UNIT : Diagnosis Procedure
1.CHECK FUSE
Check for blown fuses.
Is inspection result OK?
YES >> GO TO 2.
NO >> Be sure to eliminate cause of malfunc ...
Camera image signal circuit
Description
• The NAVI control unit supplies power to the rear view camera when receiving
a reverse signal.
• The rear view camera transmits camera images to the NAVI control unit when
power ...
Other materials:
Door mirror defogger does not operate
Both sides
BOTH SIDES : Description
Both door mirror defoggers do not operate
BOTH SIDES : Diagnosis Procedure
1.CHECK REAR WINDOW DEFOGGER
Check rear window defogger.
Refer to DEF-31, "Component Function Check".
Is the inspection result normal?
YES >> GO TO 2.
NO > ...
Sealant or/and Lubricant
HFC-134a (R-134a) Service Tool and Equipment
• Never mix HFC-134a (R-134a) refrigerant and/or its specified lubricant with
CFC-12 (R-12) refrigerant and/
or its lubricant.
• Separate and non-interchangeable service equipment must be used for handling
each type of refrigerant/
lubricant.
...
Brake pedal vibration or operation sound occurs
Description
• Brake pedal vibrates and motor sound from ABS actuator and electric unit
(control unit) occurs, when the
engine starts.
• Brake pedal vibrates during braking.
CAUTION:
Vibration may be felt during brake pedal is lightly depressed (just placing a
foot on it) in the follow ...
