Infiniti G35 (V35) Sedan. Manual — part 102
AV-180
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
REQUEST SIGNAL CIRCUIT (SAT
→
CONT)
REQUEST SIGNAL CIRCUIT (SAT
→
CONT)
Description
INFOID:0000000000964689
Request signal transmits the signal to recognize the connection of satellite radio tuner from satellite radio
tuner to AV control unit.
Diagnosis Procedure
INFOID:0000000000964690
1.
CHECK CONTINUITY REQUEST SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect satellite radio tuner connector and AV control unit connector.
3.
Check continuity between satellite radio tuner unit harness connector terminal 8 and AV control unit har-
ness connector terminal 28.
4.
Check continuity between satellite radio tuner harness connector terminal 8 and ground.
Is inspection result OK?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK COMMUNICATION SIGNAL
1.
Connect satellite radio tuner connector and AV control unit connector.
2.
Turn ignition switch ON.
3.
Check signal between satellite radio tuner harness connector terminal 8 and ground.
Is inspection result OK?
YES
>> Replace AV control unit.
NO
>> Replace satellite radio tuner.
8 - 28
: Continuity should exist.
8 - Ground
: Continuity should not exist.
8 - Ground
SKIA9299J
AV
STEERING SWITCH SIGNAL A CIRCUIT
AV-181
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
N
A
O
P
STEERING SWITCH SIGNAL A CIRCUIT
Description
INFOID:0000000000964691
Transmits the steering switch signal to AV control unit.
Diagnosis Procedure
INFOID:0000000000964692
1.
CHECK STEERING SWITCH SIGNAL A CIRCUIT
1.
Disconnect AV control unit connector and spiral cable connector.
2.
Check continuity between AV control unit harness connector terminal 6 and spiral cable harness connec-
tor terminal 24.
3.
Check continuity between AV control unit harness connector terminals 6 and ground.
Is inspection result OK?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK SPIRAL CABLE
Check spiral cable.
Is inspection result OK?
YES
>> GO TO 3.
NO
>> Replace spiral cable.
3.
CHECK AV CONTROL UNIT VOLTAGE
1.
Connect AV control unit connector and spiral cable connector.
2.
Turn ignition switch ON.
3.
Check voltage between AV control unit harness connector terminals 6 and 15.
Is inspection result OK?
YES
>> GO TO 4.
NO
>> Replace AV control unit.
4.
CHECK STEERING SWITCH
1.
Turn ignition switch OFF.
2.
Check steering switch. Refer to
AV-181, "Component Inspection"
Is inspection result OK?
YES
>> INSPECTION END
NO
>> Replace steering switch.
Component Inspection
INFOID:0000000000964693
Measure the resistance between the steering switch connecter terminals 14 to 17 and 15 to 17.
6 - 24
: Continuity should exist.
6 - Ground
: Continuity should not exist.
6 - 15
: Approx. 3.3 V
AV-182
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
STEERING SWITCH SIGNAL A CIRCUIT
Standard
Between terminals 14 and 17
switch ON
: 716 – 730
Ω
MENU DOWN switch ON
: 318 – 324
Ω
MENU UP switch ON
: 120 – 122
Ω
SOURCE switch ON
: 0
Ω
Between terminals 15 and 17
switch ON
: 318 – 324
Ω
VOL UP switch ON
: 120 – 122
Ω
VOL DOWN switch ON
: 0
Ω
JSNIA0216GB
AV
STEERING SWITCH SIGNAL B CIRCUIT
AV-183
< COMPONENT DIAGNOSIS >
[BOSE AUDIO WITHOUT NAVIGATION]
C
D
E
F
G
H
I
J
K
L
M
B
N
A
O
P
STEERING SWITCH SIGNAL B CIRCUIT
Description
INFOID:0000000000964694
Transmits the steering switch signal to AV control unit.
Diagnosis Procedure
INFOID:0000000000964695
1.
CHECK STEERING SWITCH SIGNAL B CIRCUIT
1.
Disconnect AV control unit connector and spiral cable connector.
2.
Check continuity between AV control unit harness connector terminal 16 and spiral cable harness connec-
tor terminal 31.
3.
Check continuity between AV control unit harness connector terminals 16 and ground.
Is inspection result OK?
YES
>> GO TO 2.
NO
>> Repair harness or connector.
2.
CHECK SPIRAL CABLE
Check spiral cable.
Is inspection result OK?
YES
>> GO TO 3.
NO
>> Replace spiral cable.
3.
CHECK AV CONTROL UNIT VOLTAGE
1.
Connect AV control unit connector and spiral cable connector.
2.
Turn ignition switch ON.
3.
Check voltage between AV control unit harness connector terminals 16 and 15.
Is inspection result OK?
YES
>> GO TO 4.
NO
>> Replace AV control unit.
4.
CHECK STEERING SWITCH
1.
Turn ignition switch OFF.
2.
Check steering switch. Refer to
AV-183, "Component Inspection"
Is inspection result OK?
YES
>> INSPECTION END
NO
>> Replace steering switch.
Component Inspection
INFOID:0000000000964696
Measure the resistance between the steering switch connecter terminals 14 to 17 and 15 to 17.
16 - 31
: Continuity should exist.
16 - Ground
: Continuity should not exist.
16 - 15
: Approx. 3.3 V
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