Juke F15 (2012 year). Service Repair Manual — part 2
AV
DIAGNOSIS SYSTEM (AUDIO UNIT)
AV-13
< SYSTEM DESCRIPTION >
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3.
With both “1” button and “5” button pressed, turn ON the audio
system.
4.
Audio unit display shows “SERVICE MODE”.
Icons, Segments and LCD Check
1.
All display icons and segments will be illuminated for 2 seconds.
2.
Press the “ENTER” switch to display LCD check segments pat-
tern.
Version Check
1.
Press the “ENTER” switch to enter version diagnostics. “Soft”
(audio software version) is displayed.
2.
Press the “ENTER” switch again to display the “Hard” (audio
hardware version).
JSNIA2735ZZ
JSNIA2093ZZ
JSNIA2094ZZ
JSNIA2095ZZ
AV-14
< SYSTEM DESCRIPTION >
[AUDIO WITHOUT NAVIGATION]
DIAGNOSIS SYSTEM (AUDIO UNIT)
3.
Press the “ENTER” switch again to display the “E2P” (audio unit
EEPROM version).
Serial No. Check
1.
Press the “ENTER” switch again to display the audio unit serial
No.
Model Code Check
1.
Press the “ENTER” switch again to display the audio unit model
code (vehicle EQ profile selection).
Finishing Self-diagnosis Mode
Self-diagnosis mode is canceled when turning the ignition switch OFF.
JSNIA2096ZZ
JSNIA2097ZZ
JSNIA2098ZZ
AV
AUDIO UNIT
AV-15
< ECU DIAGNOSIS INFORMATION >
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ECU DIAGNOSIS INFORMATION
AUDIO UNIT
Reference Value
INFOID:0000000006414376
TERMINAL LAYOUT
PHYSICAL VALUES
JSNIA3574ZZ
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
2
(W)
3
(GR)
Sound signal front speaker
LH
Output
Ignition
switch
ON
Sound output
4
(LG)
5
(W)
Sound signal rear speaker
LH
Output
Ignition
switch
ON
Sound output
6
(G)
15
(V)
Steering switch signal A
Input
Ignition
switch
ON
Keep pressing SOURCE
switch
0 V
Keep pressing SEEK UP
switch
0.8 V
Keep pressing SEEK
DOWN switch
1.6 V
Keep pressing
switch
2.2 V
Except for above
3.3 V
7
(L)
Ground
ACC power supply
Input
Ignition
switch
ACC
—
Battery voltage
9
(V)
Ground
Illumination signal
Input
Ignition
switch
ON
Lighting switch is 1st or 2nd
12.0 V
Lighting switch is OFF
0 V
SKIB3609E
SKIB3609E
AV-16
< ECU DIAGNOSIS INFORMATION >
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AUDIO UNIT
11
(G)
12
(R)
Sound signal front speaker
RH
Output
Ignition
switch
ON
Sound output
13
(BR)
14
(Y)
Sound signal rear speaker
RH
Output
Ignition
switch
ON
Sound output
16
(R)
15
(V)
Steering switch signal B
Input
Ignition
switch
ON
Keep pressing VOL DOWN
switch
0 V
Keep pressing VOL UP
switch
0.8 V
Keep pressing
switch
1.6 V
Except for above
3.3 V
17
(SB)
—
Dongle link
Input/
Output
—
—
—
18
(Y)
Ground
Vehicle speed signal (8-
pulse)
Input
Ignition
switch
ON
When vehicle speed is ap-
prox. 40 km/h (25 MPH)
NOTE:
The maximum voltage varies de-
pending on the specification
(destination unit).
19
(BR)
Ground
Battery power supply
Input
Ignition
switch
OFF
—
Battery voltage
20
(B)
Ground
Ground
—
Ignition
switch
ON
—
0 V
21
*1
(B)
Ground
EQ1
—
Ignition
switch
ON
—
0 V
26
*2
(B)
Ground
EQ3
—
Ignition
switch
ON
—
0 V
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
SKIB3609E
SKIB3609E
SKIA6649J
AV
AUDIO UNIT
AV-17
< ECU DIAGNOSIS INFORMATION >
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• *1: Models with USB connection function
• *2: Models without USB connection function
27
(G)
28
Microphone signal
Input
Ignition
switch
ON
Give a voice.
29
(V)
28
Microphone VCC
Output
Ignition
switch
ON
—
5.0 V
33
Ground
Antenna amp. ON signal
Output
Ignition
switch
ACC
—
12.0 V
34
—
Antenna signal
Input
—
—
—
45
(B)
—
USB ground
—
—
—
—
46
(W)
—
USB D
−
signal
Input/
Output
—
—
—
47
(G)
—
USB D+ signal
Input/
Output
—
—
—
48
(R)
—
V BUS signal
Output
—
—
—
49
(Y)
51
(L)
AUX sound signal LH
Input
—
—
—
50
(BR)
51
(L)
AUX sound signal RH
Input
—
—
—
52
—
Shield
—
—
—
—
53
—
Shield
—
—
—
—
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
PKIB5037J
AV-18
< WIRING DIAGRAM >
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WIRING DIAGRAM
AUDIO WITHOUT NAVIGATION
Wiring Diagram
INFOID:0000000006414377
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to
GI-12, "Connector Information/Explanation of Option Abbreviation"
.
JCNWA3298GB
AV
AUDIO WITHOUT NAVIGATION
AV-19
< WIRING DIAGRAM >
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JCNWA3299GB
AV-20
< WIRING DIAGRAM >
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AUDIO WITHOUT NAVIGATION
JCNWA3300GB
AV
DIAGNOSIS AND REPAIR WORK FLOW
AV-21
< BASIC INSPECTION >
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BASIC INSPECTION
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
INFOID:0000000006414378
OVERALL SEQUENCE
Reference 1··· Refer to
AV-33, "MODELS WITH USB CONNECTION FUNCTION : Symptom Table"
(with USB
AV-35, "MODELS WITHOUT USB CONNECTION FUNCTION : Symptom Table"
(with-
out USB connection function).
DETAILED FLOW
1.
CHECK SYMPTOM
Check the malfunction symptoms by performing the following items.
• Interview the customer to obtain the malfunction information (conditions and environment when the malfunc-
tion occurred).
• Check the symptom.
>> GO TO 2.
2.
PERFORM DIAGNOSIS BY SYMPTOM
Perform the relevant diagnosis referring to the diagnosis chart by symptom. Refer to
USB CONNECTION FUNCTION : Symptom Table"
(with USB connection function) or
WITHOUT USB CONNECTION FUNCTION : Symptom Table"
(without USB connection function).
>> GO TO 3.
3.
REPAIR OR REPLACE MALFUNCTIONING PARTS
Repair or replace the malfunctioning parts.
JSNIA0669GB
AV-22
< BASIC INSPECTION >
[AUDIO WITHOUT NAVIGATION]
DIAGNOSIS AND REPAIR WORK FLOW
>> GO TO 4.
4.
FINAL CHECK
Perform the operation to check that the malfunction symptom is solved or any other symptoms are present.
Is there any symptom?
YES
>> GO TO 2.
NO
>> INSPECTION END
AV
ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
AV-23
< BASIC INSPECTION >
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ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMI-
NAL
Description
INFOID:0000000006414379
• The audio unit is equipped with the anti-theft system.
• The audio unit operates after authenticating a fixed four-digit anti-theft code.
• After removing the battery of the audio unit, the authentication of the anti-theft code is required.
Work Procedure
INFOID:0000000006414380
1.
POWER SWITCH ON
1.
Turn ignition switch ON.
2.
Turn ON the power switch of audio unit. (“CODE IN” is indicated on the display.)
>> GO TO 2.
2.
ANTI-THEFT CODE INPUT (FOUR-DIGIT CODE)
1.
Press the preset switch (using 1 to 4) to enter the code number.
2.
The anti-theft code is authenticated by pressing preset switch “6”.
Is the anti-theft code authenticated ?
YES
>> END
NO
>> GO TO 3.
3.
REENTER ANTI-THEFT CODE INPUT (FOUR-DIGIT CODE)
1.
When the input anti-theft code was not authenticated, anti-theft code input can be done up to 8 attempts,
counting the below operation as an attempt.
CAUTION:
• If the attempts exceed 8, “system secure Please contact dealer” is displayed and anti-theft code
input cannot be performed.
• The number of failed attempts is not reset and accumulated after any authentication.
2.
Wait until anti-theft code entry screen is displayed.
>> GO TO 2.
Digit on the far-left
: Preset switch 1
Digit on the second from left
: Preset switch 2
Digit on the second from right
: Preset switch 3
Digit on the far-right
: Preset switch 4
Number of attempts
Control
1
−
2
“INCORRECT PIN PLEASE RE-ENTER PIN” is indicated. Press the “OK” button to back to anti-theft code
entry screen.
3
The operation is locked up (and the display indicates a countdown) and back to anti-theft code entry screen
for 60 minutes.
AV-24
< DTC/CIRCUIT DIAGNOSIS >
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POWER SUPPLY AND GROUND CIRCUIT
DTC/CIRCUIT DIAGNOSIS
POWER SUPPLY AND GROUND CIRCUIT
AUDIO UNIT
AUDIO UNIT : Diagnosis Procedure
INFOID:0000000006414381
1.
CHECK FUSE
Check for blown fuses.
Is inspection result OK?
YES
>> GO TO 2.
NO
>> Be sure to eliminate cause of malfunction before installing new fuse.
2.
CHECK POWER SUPPLY CIRCUIT
Check voltage between audio unit harness connector and ground.
Is inspection result OK?
YES
>> INSPECTION END
NO
>> Check harness between audio unit and fuse.
Power source
Fuse No.
Battery
34
Ignition switch ACC or ON
Models without Intelligent Key
18
Models with Intelligent Key
19
Signal name
Audio unit
Probe
Condition
Reference value
Terminal
Connector
(+)
(
−
)
Ignition switch
Battery power supply
M128
19
Ground
OFF
Battery voltage
ACC power supply
7
ACC
AV
MICROPHONE SIGNAL CIRCUIT
AV-25
< DTC/CIRCUIT DIAGNOSIS >
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MICROPHONE SIGNAL CIRCUIT
Description
INFOID:0000000006659762
Power is supplied from audio unit to microphone. The microphone transmits the sound voice to the audio unit.
Diagnosis Procedure
INFOID:0000000006659763
1.
CHECK CONTINUITY BETWEEN AUDIO UNIT AND MICROPHONE CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect audio unit connector and microphone connector.
3.
Check continuity between audio unit harness connector and microphone harness connector.
4.
Check continuity between audio 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 audio unit connector.
2.
Turn ignition switch ON.
3.
Check voltage between audio unit harness connector and ground.
Is inspection result OK?
YES
>> GO TO 3.
NO
>> Replace audio unit. Refer to
AV-38, "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 audio unit harness connector.
Audio unit
Microphone
Continuity
Connector
Terminal
Connector
Terminal
M129
27
R3
1
Existed
28
2
29
4
Audio unit
Ground
Continuity
Connector
Terminal
M129
27
Not existed
29
Probe
Reference value
(Approx.)
(+)
(
−
)
Audio unit
Connector
Terminal
Connector
Terminal
M129
29
M129
28
5.0 V
AV-26
< DTC/CIRCUIT DIAGNOSIS >
[AUDIO WITHOUT NAVIGATION]
MICROPHONE SIGNAL CIRCUIT
Is inspection result OK?
YES
>> Replace audio unit. Refer to
AV-38, "Removal and Installation"
.
NO
>> Replace microphone. Refer to
AV-43, "Removal and Installation"
.
Probe
Condition
Reference value
(+)
(-)
Audio unit
Connec-
tor
Terminal
Connec-
tor
Terminal
M129
27
M129
28
Give a voice.
PKIB5037J
AV
STEERING SWITCH SIGNAL A CIRCUIT
AV-27
< DTC/CIRCUIT DIAGNOSIS >
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STEERING SWITCH SIGNAL A CIRCUIT
Description
INFOID:0000000006659764
Transmits the steering switch signal to audio unit.
Diagnosis Procedure
INFOID:0000000006659765
1.
CHECK STEERING SWITCH SIGNAL A CIRCUIT
1.
Disconnect audio unit connector and spiral cable connector.
2.
Check continuity between audio unit harness connector and spiral cable harness connector.
3.
Check continuity between audio unit harness connector and ground.
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
.
3.
CHECK AUDIO UNIT VOLTAGE
1.
Connect audio unit connector and spiral cable connector.
2.
Turn ignition switch ON.
3.
Check voltage between audio unit harness connector.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Replace audio unit. Refer to
AV-38, "Removal and Installation"
.
4.
CHECK STEERING SWITCH
1.
Turn ignition switch OFF.
2.
Check steering switch. Refer to
.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace steering switch. Refer to
.
Audio unit
Spiral cable
Continuity
Connector
Terminal
Connector
Terminal
M128
6
M33
24
Existed
Audio unit
Ground
Continuity
Connector
Terminal
M128
6
Not existed
Probe
Reference value
(Approx.)
(+)
(
−
)
AV C/U
Connector
Terminal
Connector
Terminal
M128
6
M128
15
3.3 V
AV-28
< DTC/CIRCUIT DIAGNOSIS >
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STEERING SWITCH SIGNAL A CIRCUIT
Component Inspection
INFOID:0000000006659778
Measure the resistance between the steering switch connector.
Standard
JPNIA1780GB
Steering switch
Condition
Resistance
(Approx.)
Ω
Terminal
Terminal
14
17
switch ON
709 – 737
SEEK DOWN switch
ON
315 – 327
SEEK UP switch ON
119 – 123
SOURCE switch ON
0
15
switch ON
315 – 327
VOL UP switch ON
119 – 123
VOL DOWN switch ON
0
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