Infiniti FX35 / FX45. Manual - part 179

AV-170

< SERVICE INFORMATION >

TELEPHONE

2.

Check continuity between spiral cable connector M15 terminals
24, 31, 32 and spiral cable connector M203 terminals 20, 17, 16. 

OK or NG

OK

>> GO TO 4.

NG

>> Replace spiral cable.

4.

CHECK AUDIO STEERING WHEEL SWITCH RESISTANCE

Check resistance audio steering wheel switch terminals.

OK or NG

OK

>> INSPECTION END

NG

>> Replace audio steering wheel switch.

Voice Activated Control Function Does Not Operate

INFOID:0000000001328797

NOTE:
Even under the normal condition, TEL voice guidance may not occur when pressing audio steering wheel
switch.

TEL VOICE GUIDANCE IS HEARD WHEN PRESSING AUDIO STEERING WHEEL SWITCH 

1.

CHECK HARNESS BETWEEN TEL ADAPTER UNIT AND MICROPHONE UNIT

1.

Turn ignition switch OFF.

2.

Disconnect TEL adapter unit and microphone unit connectors.

3.

Check continuity between TEL adapter unit harness connector
(A) M102 terminals 7, 8, 29 and microphone unit harness con-
nector (B) R59 terminals 5, 6, 4.

4.

Check continuity between TEL adapter unit harness connector
(A) M102 terminals 7, 8, 29 and ground.

OK or NG

OK

>> GO TO 2. 

NG

>> Repair harness or connector.

2.

CHECK MIC. POWER SUPPLY

1.

Connect  TEL  adapter unit and microphone unit connectors.

2.

Turn ignition switch ON.

24 – 20

: Continuity should exist.

31 – 17

: Continuity should exist.

32 – 16

: Continuity should exist.

SKIA5874E

Terminal

Signal name

Condition

Resistance

(

Ω

)

16

17

Mode

Depress mode switch.

Approx. 0

Seek down

Depress (station) down switch.

Approx. 165

Volume (down)

Depress volume down switch.

Approx. 652

20

PTT

Depress PTT switch.

Approx. 0

Seek up

Depress (station) up switch.

Approx. 165

Volume (up)

Depress volume up switch.

Approx. 652

SKIA5010E

7 – 5

: Continuity should exist.

8 – 6

: Continuity should exist.

29 – 4

: Continuity should exist.

7, 8, 29 – Ground

: Continuity should not exist.

SKIB7348E

TELEPHONE

AV-171

< SERVICE INFORMATION >

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3.

Check voltage between microphone unit harness connector R59
terminal 4 and ground.

YES or NO

YES

>> GO TO 3.

NO

>> Replace TEL adapter unit.

3.

CHECK MIC. SIGNAL

1.

Check signal between TEL adapter unit harness connector
M102 terminal 7 and 8.

OK or NG

OK

>> Replace TEL adapter unit. 

NG

>> Replace microphone unit.

TEL VOICE GUIDANCE IS NOT HEARD WHEN PRESSING AUDIO STEERING WHEEL SWITCH

1.

CHECK AUDIO STEERING WHEEL SWITCH CIRCUIT

Refer to "Voice Activated Control Function Does Not Operate".

OK or NG

OK

>> GO TO 2.

NG

>> Replace applicable parts.

2.

CHECK TEL VOICE SIGNAL CIRCUIT 

1.

Turn ignition switch OFF.

2.

Disconnect TEL adapter unit and audio unit connectors.

3.

Check continuity between TEL adapter unit harness connector
(A) M102 terminals 9, 10, 11 and audio unit harness connector
(B) M60 terminals 31, 30, 32.

4.

Check continuity between TEL adapter unit harness connector
(A) M102 terminals 9, 10, 11and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

3.

CHECK MUTE SIGNAL

1.

Connect  TEL  adapter unit connector and audio unit connectors.

2.

Turn ignition switch ON.

4 – Ground

: Approx. 5 V

SKIB7349E

7 – 8:

When giving a voice

SKIB7350E

PKIB5037J

9 – 31

: Continuity should exist.

10 – 30

: Continuity should exist.

11 – 32

: Continuity should exist.

9, 10, 11 – Ground

: Continuity should not exist.

PKIC9370E

AV-172

< SERVICE INFORMATION >

TELEPHONE

3.

Check voltage between TEL adapter unit harness connector
M102 terminal 11 and ground.

OK or NG

OK

>> GO TO 4.

NG

>> Replace audio unit.

4.

CHECK TEL VOICE SIGNAL

1.

Check signal between TEL adapter unit harness connector
M102 terminals 9 and 10.

OK or NG

OK

>> Replace audio unit. 

NG

>> Replace TEL adapter unit.

Removal and Installation of TEL Adapter Unit

INFOID:0000000001328798

REMOVAL

1.

Remove instrument passenger lower panel. Refer to 

IP-10

.

2.

Remove screws (A) with power tool and remove display control
unit (1)and TEL adapter unit (2).

3.

Remove TEL adapter unit screws, display control unit screws, and remove brackets.

INSTALLATION

Installation is the reverse order of removal.

Removal and Installation for TEL Antenna

INFOID:0000000001328799

REMOVAL

1.

Remove TEL adapter unit, display control unit. Refer to 

AV-172, "Removal and Installation of TEL Adapter

Unit"

.

11 – Ground

: Approx. 5 V

SKIB7352E

9 – 10:

When giving a voice

SKIB7353E

SKIB3609E

SKIB8667E

TELEPHONE

AV-173

< SERVICE INFORMATION >

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2.

Remove screws (A) and remove TEL antenna (1) from bracket.

INSTALLATION

Installation is the reverse order of removal.

Removal and Installation of Microphone

INFOID:0000000001328800

REMOVAL

1.

Remove roof console. Refer to 

EI-43

.

2.

Remove screws (A) and remove microphone (1) from roof con-
sole.

INSTALLATION

Installation is the reverse order of removal.

SKIB8669E

SKIB8670E