Nissan Tiida C11. Instruction — part 24
AV-90
< COMPONENT DIAGNOSIS >
[AUDIO WITH NAVIGATION]
STEERING SWITCH
1.
Disconnect spiral cable connector M102.
2.
Check continuity between spiral cable harness connector M30
(A) and M102 (B).
Does the spiral cable check OK?
YES
>> Inspection End.
NO
>> Replace spiral cable. Refer to
XX-XX, "*****"
.
Spiral cable
Continuity
Connector
Terminal
Connector
Terminal
M30
24
M102
20
Yes
31
17
32
16
ALNIA0333GB
AV
MICROPHONE SIGNAL CIRCUIT
AV-91
< COMPONENT DIAGNOSIS >
[AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
MICROPHONE SIGNAL CIRCUIT
Description
INFOID:0000000001728741
Supplies power from NAVI control unit to microphone. The microphone transmits the sound voice to the NAVI
control unit.
Diagnosis Procedure
INFOID:0000000001728742
1.
CHECK HARNESS BETWEEN NAVI CONTROL UNIT AND MICROPHONE
1.
Turn ignition switch OFF.
2.
Disconnect NAVI control unit connector and microphone connector.
3.
Check continuity between NAVI control unit harness connector B68 and microphone harness connector
R15.
4.
Check continuity between NAVI control unit harness connector B68 and ground.
Are the continuity test results as specified?
YES
>> GO TO 2
NO
>> Repair harness or connector.
2.
CHECK MICROPHONE POWER SUPPLY
1.
Connect NAVI control unit connector and microphone connector.
2.
Turn ignition switch ON.
3.
Check voltage between microphone harness connector R15 ter-
minal 4 and ground.
Is voltage reading approx. 5 volts?
YES
>> GO TO 3
NO
>> Replace NAVI control unit. Refer to
XX-XX, "*****"
.
3.
CHECK MICROPHONE SIGNAL
Check signal between NAVI control unit harness connector B68 terminals 8 and 7 with CONSULT-III or oscilli-
scope.
Terminal
Terminal
Continuity
Connector
Terminal
Connector
Terminal
B68
8
R15
1
Yes
7
2
6
4
Terminal
—
Continuity
Connector
Terminal
B68
8
Ground
No
7
6
4 - Ground
: Approx. 5V
WKIA5796E
AV-92
< COMPONENT DIAGNOSIS >
[AUDIO WITH NAVIGATION]
MICROPHONE SIGNAL CIRCUIT
Are voltage readings as specified?
YES
>> Replace NAVI control unit. Refer to
XX-XX, "*****"
.
NO
>> Replace microphone. Refer to
XX-XX, "*****"
.
Connector
(+)
(-)
Reference signal
Terminal
Terminal
B68
8
7
While speaking into MIC
PKIB5037J
AV
AV CONTROL UNIT
AV-93
< ECU DIAGNOSIS >
[AUDIO WITH NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
ECU DIAGNOSIS
AV CONTROL UNIT
Reference Value
INFOID:0000000001728761
TERMINAL LAYOUT
PHYSICAL VALUES
JPNIA0227ZZ
Terminal
(Wire color)
Description
Condition
Reference value
(Approx.)
+
–
Signal name
Input/
Output
2
(L)
3
(G)
Sound signal front LH
Output
Ignition
switch
ON
Voice output
4
(LG)
5
(Y)
Sound signal rear LH
Output
Ignition
switch
ON
Voice output
6
(R)
15
(B)
Steering switch signal A
Input
Ignition
switch
ON
Keep pressing SOURCE
switch.
0 V
Keep pressing MENU UP
switch.
1.2 V
Keep pressing MENU
DOWN switch.
2.5 V
Keep pressing ENTER
switch.
3.7 V
Except for above.
5 V
7
(R)
Ground
ACC power supply
Input
Ignition
switch
ACC
−
Battery voltage
8
(B)
Ground
GND
—
Ignition
switch
ON
—
0 V
9
(R)
Ground
Illumination signal
Input
OFF
Lighting switch is OFF.
0 V
Lighting switch is ON.
12 V
SKIB3609E
SKIB3609E
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