Infiniti G35 (V35). Manual - part 147

TELEPHONE

AV-103

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AV

OPERATION PROCEDURE

1.

Start the engine.

2.

Press and hold  

 switch for 5 seconds or more.

●

This allows the indicator to blink concurrently with voice guidance outputs, and determines if there is
any current error in the state of blinking.

●

When the indicator does not blink, check the microphone power supply circuit, and then repair malfunc-
tioning part.

3.

Press both 

 and 

 switch simultaneously while voice guid-

ance outputs.

4.

Press 

 and 

 switch simultaneously while beep sound out-

puts.

CAUTION:

Turn ignition switch OFF and return to Step 1 again if beep
sound does not output. Replace TEL adapter unit if beep
sound still does not output.

5.

Perform the followings.

●

Check how many times indicator flashes within 5 seconds after pressing 

 and 

 switch.

●

Inform the malfunction and vehicle speed pulse from the time of ignition switch ON with voice.

SKIB7570E

SKIB7572E

SKIB7571E

SKIB7571E

AV-104

TELEPHONE

NOTE:
Vehicle speed pulse is reset to 0 when turning ignition switch OFF.

6.

Beep sounds (while 1 second) outputs 3 seconds after voice guidance of microphone check.

7.

Voice giving to microphone outputs from speaker. Microphone function can be checked.

8.

Diagnosis mode exits after a beep sounds. 

Number of indicator flashes

Voice guidance

Malfunction

Possible solution

1

Internal failure

TEL adapter unit is malfunctioning

Replace TEL adapter unit

2

Bluetooth antenna open

TEL antenna feeder  is open

Replace TEL antenna

3

Bluetooth antenna shorted

TEL antenna feeder is short

TELEPHONE

AV-105

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AV

Basic Inspection of Hands-Free Phone

NKS002QC

Check the parts or circuit listed below when the hands-free phone system is inoperative at all or a communica-
tion error exists between TEL and TEL adopter unit.

●

TEL

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TEL adapter unit power supply circuit.

1. 

CHECK INDICATOR OPERATION

1.

Turn ignition switch ACC.

2.

Check the indicator is blinking.

OK or NG

OK

>> GO TO 2.

NG

>> Check indicator circuit and MIC. circuit. 

2. 

CHECK STEERING WHEEL AUDIO CONTROL SWITCH OPERATION

1.

Press the 

 switch.

2.

Check the  indicator is blinking.

OK or NG

OK

>> INSPECTION END

NG

>> Check steering wheel audio control switch circuit.

Steering Wheel Audio Control Switch Does Not Operate

NKS002H0

1. 

CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE

1.

Turn ignition switch OFF.

2.

Disconnect steering wheel audio control switch connector.

3.

Check resistance steering wheel audio control switch. Refer to 

AV-26, "Steering Wheel Audio Control

Switch Resistance Inspection"

 .

YES or NO

YES

>> GO TO 2.

NO

>> Replace steering wheel audio control switch.

2. 

CHECK (1): STEERING WHEEL AUDIO CONTROL SWITCH CIRCUIT

1.

Disconnect TEL adapter unit connector.

2.

Check continuity between TEL adapter unit harness connector
(A) B140 and combination switch (spiral cable) harness connec-
tor (B) M23.

OK or NG

OK

>> GO TO 3. 

NG

>> Repair harness or connector.

Resistance value is OK?

Terminals

Continuity

Connector

Terminal

Connector

Terminal

B140

12

M23

24

Yes

13

32

14

31

SKIB7345E

AV-106

TELEPHONE

3. 

CHECK (2): STEERING WHEEL AUDIO CONTROL SWITCH CIRCUIT

1.

Disconnect audio unit connector.

2.

Check continuity between TEL adapter unit harness connector
(A) B140 and audio unit harness connector (B) M39.

OK or NG

OK

>> GO TO 4. 

NG

>> Repair harness or connector.

4. 

CHECK AUDIO UNIT

1.

Connect audio unit connector. 

2.

Turn ignition switch ON.

3.

Check voltage between audio unit harness connector M39 ter-
minals 22, 23 and ground.

OK or NG

OK

>> GO TO 5.

NG

>> Replace audio unit. 

5. 

CHECK TEL ADAPTER UNIT

1.

Connect TEL adapter unit connector. 

2.

Turn ignition switch ON.

3.

Check voltage between TEL adapter unit harness connector
B140 terminals 12, 13 and ground.

OK or NG

OK

>> Replace steering wheel audio control switch.

NG

>> Replace TEL adapter unit. 

Terminals

Continuity

Connector

Terminal

Connector

Terminal

B140

17

M39

22

Yes

18

23

19

25

SKIB7346E

22 - Ground

: Approx. 5 V

23 - Ground

: Approx. 5 V

SKIB0206E

12 - Ground

: Approx. 5 V

13 - Ground

: Approx. 5 V

SKIB7347E