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 is ...
Other materials:
Fusible link inspection
How To Check
A melted fusible link can be detected either by visual inspection or by
feeling with finger tip. If its condition is questionable, use circuit
tester or test lamp.
1 :Fusible link
CAUTION:
• If fusible link should melt, it is possible that critical circuit
(power supply or large ...
On Board Diagnosis (OBD) System of CVT and Engine
The ECM has an on board diagnostic system. It will light up the malfunction
indicator lamp (MIL) to warn the
driver of a malfunction causing emission deterioration.
CAUTION:
• Be sure to turn the ignition switch OFF and disconnect the battery cable from
the negative terminal
before any rep ...
Nats antenna AMP
Removal and Installation
REMOVAL
1. Remove the cluster lid A. Refer to IP-13, "Removal and Installation".
2. Remove the NATS antenna amp.
1. Disengage the NATS antenna amp. (1) fixing pawls using
minus driver etc.
2. Pull NATS antenna amp. to remove it from push-button ignition
sw ...
