Page 97 of 5883
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 7While speaking into MIC
PKIB5037J
Page 98 of 5883
AV
AV CONTROL UNIT
AV-93
< ECU DIAGNOSIS >[AUDIO WITH NAVIGATION]
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ECU DIAGNOSIS
AV CONTROL UNIT
Reference ValueINFOID:0000000001728761
TERMINAL LAYOUT
PHYSICAL VALUES
JPNIA0227ZZ
Te r m i n a l
(Wire color)Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
2
(L)3
(G)Sound signal front LH OutputIgnition
switch
ONVoice output
4
(LG)5
(Y)Sound signal rear LH OutputIgnition
switch
ONVoice output
6
(R)15
(B)Steering switch signal A InputIgnition
switch
ONKeep 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 InputIgnition
switch
ACC−Battery voltage
8
(B)Ground GND —Ignition
switch
ON—0 V
9
(R)Ground Illumination signal Input OFFLighting switch is OFF. 0 V
Lighting switch is ON. 12 V
SKIB3609E
SKIB3609E
Page 99 of 5883
AV-94
< ECU DIAGNOSIS >[AUDIO WITH NAVIGATION]
AV CONTROL UNIT
11
(BR)12
(P)Sound signal front RH OutputIgnition
switch
ONVoice output
13
(O)14
(V)Sound signal rear RH OutputIgnition
switch
ONVoice output
15
(B)Ground Steering switch signal GND —Ignition
switch
ON—0 V
16
(Y)15
(B)Steering switch signal B InputIgnition
switch
ONKeep pressing VOL DOWN
switch.0 V
Keep pressing VOL UP
switch.1.2 V
Keep pressing
switch.2.5 V
Keep pressing switch.3.7 V
Except for above. 5 V
19
(LG)Ground Battery power supply InputIgnition
switch
OFF— Battery voltage
20
(B)Ground GND —Ignition
switch
ON—0 V
23
(L)—AV communication signal
(H)Input/
Output—— —
24
(P)—AV communication signal
(L)Input/
Output—— —
30
(W)31
(O)TEL voice signal InputIgnition
switch
ONTEL voice output
32
(O)33
(W)Voice guidance signal InputIgnition
switch
ONVoice guidance output Terminal
(Wire color)Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
SKIB3609E
SKIB3609E
SKIB3609E
SKIB3609E
Page 100 of 5883
AV
AV CONTROL UNIT
AV-95
< ECU DIAGNOSIS >[AUDIO WITH NAVIGATION]
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37 — Shield — — — —
38 — Shield — — — —
42 — Antenna signal Input — — —Te r m i n a l
(Wire color)Description
ConditionReference value
(Approx.)
+ – Signal nameInput/
Output
Page 101 of 5883
AV-96
< ECU DIAGNOSIS >[AUDIO WITH NAVIGATION]
AV CONTROL UNIT
Wiring Diagram
INFOID:0000000001728762
ALNWA0140GB
Page 102 of 5883
AV
AV CONTROL UNIT
AV-97
< ECU DIAGNOSIS >[AUDIO WITH NAVIGATION]
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ALNWA0141GB
Page 103 of 5883
AV-98
< ECU DIAGNOSIS >[AUDIO WITH NAVIGATION]
AV CONTROL UNIT
ALNWA0142GB
Page 104 of 5883
AV
AV CONTROL UNIT
AV-99
< ECU DIAGNOSIS >[AUDIO WITH NAVIGATION]
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ALNWA0143GB