Nissan Juke F15. Manual — part 46

AV-170

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO WITH NAVIGATION]

STEERING SWITCH GROUND CIRCUIT

STEERING SWITCH GROUND CIRCUIT

Description

INFOID:0000000012202585

Transmits the steering switch signal to NAVI control unit.

Diagnosis Procedure

INFOID:0000000012202586

1.

CHECK STEERING SWITCH SIGNAL GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect NAVI control unit connector and spiral cable connector.

3. Check continuity between NAVI control unit harness connector and spiral cable harness connector.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK SPIRAL CABLE

Check spiral cable.
Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace spiral cable. Refer to

SR-15, "Exploded View"

.

3.

CHECK GROUND CIRCUIT

1. Connect NAVI control unit connector.

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

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace NAVI control unit. Refer to

AV-182, "Removal and Installation"

.

4.

CHECK STEERING SWITCH

1. Turn ignition switch OFF.

2. Check steering switch. Refer to

AV-170, "Component Inspection"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace steering switch. Refer to

AV-195, "Removal and Installation"

.

Component Inspection

INFOID:0000000012202587

Measure the resistance between the steering switch connector.

NAVI control unit

Spiral cable

Continuity

Connector

Terminal

Connector

Terminal

M108

15

M33

33

Existed

NAVI control unit

Ground

Continuity

Connector

Terminal

M108

15

Existed

AV

STEERING SWITCH GROUND CIRCUIT

AV-171

< DTC/CIRCUIT DIAGNOSIS >

[AUDIO WITH NAVIGATION]

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Steering switch

Condition

Resistance

(Approx.)

Ω

Terminal

Terminal

14

17

TEL switch ON

709 – 737

SEEK DOWN switch
ON

315 – 327

SEEK UP switch ON

119 – 123

SOURCE switch ON

0

15

TEL END switch ON

315 – 327

VOL UP switch ON

119 – 123

VOL DOWN switch ON

0

JSNIA8044GB

AV-172

< SYMPTOM DIAGNOSIS >

[AUDIO WITH NAVIGATION]

NAVIGATION SYSTEM

SYMPTOM DIAGNOSIS

NAVIGATION SYSTEM

Symptom Table

INFOID:0000000012202588

RELATED TO NAVIGATION

NOTE:

Combined part of AV switch and NAVI control unit.

Symptoms

Check items

Probable malfunction location / Action

to take

Display does not turn ON.

All switches cannot be operated.

• NAVI control unit power supply and

ground circuit.
Refer to

AV-161, "NAVI CONTROL

UNIT : Diagnosis Procedure"

.

• Disconnect the battery negative ter-

minal. Reconnect the terminal. If the
same symptom occurs, replace NAVI
control unit. Refer to

AV-182, "Re-

moval and Installation"

.

All switches can be operated.

Disconnect the battery negative termi-
nal. Reconnect the terminal. If the same
symptom occurs, replace NAVI control
unit. Refer to

AV-182, "Removal and In-

stallation"

.

All switches cannot be operat-
ed.

Display does not turn ON.

• NAVI control unit power supply and

ground circuit.
Refer to

AV-161, "NAVI CONTROL

UNIT : Diagnosis Procedure"

.

• Disconnect the battery negative ter-

minal. Reconnect the terminal. If the
same symptom occurs, replace NAVI
control unit. Refer to

AV-182, "Re-

moval and Installation"

.

Display turn ON.

Disconnect the battery negative termi-
nal. Reconnect the terminal. If the same
symptom occurs, replace NAVI control
unit. Refer to

AV-182, "Removal and In-

stallation"

.

Only specified switch cannot be
operated.

–

Disconnect the battery negative termi-
nal. Reconnect the terminal. If the same
symptom occurs, replace NAVI control
unit. Refer to

AV-182, "Removal and In-

stallation"

.

Map screen is not displayed.
(RGB image other than map is
normal.)

• Check that the map

SD card is in the SD
card slot.

• Check “SD Card Ac-

cess” in “SERVICE
SYSTEM SELF
TEST”, “SERVICE
MENU”.

“OK” is displayed for “SD
Card Access”.

Disconnect the battery negative termi-
nal. Reconnect the terminal. If the same
symptom occurs, replace Map SD card.

“OK” is not displayed for “SD
Card Access”.

Disconnect the battery negative termi-
nal. Reconnect the terminal. If the same
symptom occurs, replace NAVI control
unit or Map SD card.

AV

NAVIGATION SYSTEM

AV-173

< SYMPTOM DIAGNOSIS >

[AUDIO WITH NAVIGATION]

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*: check that voice guidance is set to on in the set up menu of navigation.

*: check that the volume of voice guidance is not set to low.

RELATED TO AUDIO

RELATED TO USB

NOTE:

Voice guidance is not heard

*

Check that the map
SD card is in the SD
card slot.

“OK” is displayed for SD
Card Access.

Disconnect the battery negative termi-
nal. Reconnect the terminal. If the same
symptom occurs, replace Map SD card.

Check “SD Card Ac-
cess” in “SERVICE
SYSTEM SELF
TEST”, “SERVICE
MENU”.

“OK” is not displayed for SD
Card Access.

Disconnect the battery negative termi-
nal. Reconnect the terminal. If the same
symptom occurs, replace NAVI control
unit. Refer to

AV-182, "Removal and In-

stallation"

.

Display does not dim.

Check “Illumination
Signal” in “SERVICE
SYSTEM STATUS”,
“SERVICE MENU”.

“Illumination Signal” reaches
100% when the lighting
switch is ON.

Disconnect the battery negative termi-
nal. Reconnect the terminal. If the same
symptom occurs, replace NAVI control
unit. Refer to

AV-182, "Removal and In-

stallation"

.

“Illumination Signal” does
not reach 100% when the
lighting switch is ON.

Illumination signal circuit

Vehicle icon does not move.

Check “Speed Signal”
in “SERVICE SYS-
TEM STATUS”, “SER-
VICE MENU”.

A value of “Speed Signal”
changes according to vehi-
cle speeds.

Disconnect the battery negative termi-
nal. Reconnect the terminal. If the same
symptom occurs, replace NAVI control
unit or GPS antenna.

A value of “Speed Signal”
does not change according
to vehicle speeds.

Vehicle speed signal circuit

Symptoms

Check items

Probable malfunction location / Action

to take

Symptoms

Check items

Probable malfunction location

No sound comes out or the lev-
el of the sound is low.

No sound from all speakers.

NAVI control unit power supply and ground circuits mal-
function. Refer to

AV-161, "NAVI CONTROL UNIT : Diag-

nosis Procedure"

.

Only a certain speaker (front right, front
left, rear right, or rear left) does not out-
put sound.

• Poor connector connection of speaker.
• Sound signal circuit malfunction between NAVI control

unit and speaker.

• Malfunction in speaker.
• Malfunction in NAVI control unit.

Noise is mixed with audio.

Noise comes out from all speaker.

Malfunction in NAVI control unit.

Noise comes out only from a certain
speaker (front right, front left, rear right,
or rear left).

• Poor connector connection of speaker.
• Sound signal circuit malfunction between NAVI control

unit and speaker.

• Malfunction in speaker.
• Poor installation of speaker (e.g. backlash and loose-

ness)

• Malfunction in NAVI control unit.

Noise is mixed with radio only (when the
car hits a bump or while driving over bad
roads).

Poor connector connection of antenna or antenna feeder.

Radio is not received or poor
reception.

• Other audio sounds are normal.
• Any radio cannot be received or poor

reception is caused even after moving
to a service area with good reception
(e.g. a place with clear view and no ob-
stacles generating external noises).

• Antenna amp. ON signal circuit malfunction.
• Poor connector connection of antenna or antenna feed-

er.