Infiniti F50. Manual - part 338

VOICE ACTIVATED CONTROL SYSTEM

DI-195

C

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F

G

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L

M

A

B

DI

Voice Command Not Identified (With Voice Activated Control System in Opera-
tion)

EKS001B0

1. 

CHECK MICROPHONE OPERATION

1.

Select “Voice Mic. Test” of “CONFIRMATION/ADJUSTMENT” mode. Refer to 

DI-193, "Confirmation/

Adjustment Mode"

 .

2.

Speak to microphone, and check if the sound is heard from (right) instrument speaker.

OK or NG

OK

>> Replace voice activated control module.

NG

>> GO TO 2.

2. 

CHECK MICROPHONE CIRCUIT

1.

Disconnect voice activated control module connector and micro-
phone connector.

2.

Check the following.

●

Continuity between voice activated control module harness con-
nector B69 terminal 33 (L) and microphone   connector R10 ter-
minal 5 (L). 

●

Continuity between voice activated control module harness con-
nector B69 terminal 34 (R/W) and microphone harness connec-
tor R10 terminal 4 (R).

●

Continuity between voice activated control module harness connector B69 terminal 33 (L), 34 (R/W) and
ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

3. 

CHECK MICROPHONE SIGNAL

1.

Connect voice activated control module connector and micro-
phone connector.

2.

Turn ignition switch ON.

3.

Speak to microphone and check signal between voice activated
control module connector B69 terminal 34 (R/W) and 33 (L) with
CONSULT-II or oscilloscope.

OK or NG

OK

>> Replace voice activated control module.

NG

>> Replace microphone.

Continuity should exist.

Continuity should exist.

Continuity should not exist.

SKIA4152E

34 (R/W) - 33 (L)

: Refer to 

DI-190, "Terminals and 

Reference Values for Voice Acti-
vated Control Module"

 . 

SKIA4116E

DI-196

VOICE ACTIVATED CONTROL SYSTEM

No Guide Sound or Beeps

EKS001AX

1. 

CHECK GUIDE SOUND SETTING

Check volume setting of voice activated control system if set as 0 (zero).
OK or NG

OK

>> GO TO 2.

NG

>> Adjust volume.

2. 

CHECK BOSE SPEAKER AMP. CIRCUIT

1.

Disconnect voice activated control module connector and BOSE
speaker amp. connector.

2.

Check the following.

–

Continuity between voice activated control module harness con-
nector B69 terminal 25 (L) and BOSE speaker amp. harness
connector B234 terminal 42 (OR/L)

–

Continuity between voice activated control module harness con-
nector B69 terminal 26 (R) and BOSE speaker amp. harness
connector B234 terminal 26 (W/L)

–

Continuity between voice activated control module harness connector B69 terminal 25 (L), 26 (R) and
ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

3. 

CHECK VOICE SIGNAL

1.

Connect voice activated control module connector and BOSE
speaker amp.

2.

Turn ignition switch ON.

3.

The Speaker Adaptation (SA) mode ON and voice guide signal
sent out, check signal between voice activated control module
harness connector B69 terminal 25 (L), 26 (R) and 23.

OK or NG

OK

>> Replace BOSE speaker amp.

NG

>> Replace voice activated control module.

Continuity should exist.

Continuity should exist.

Continuity should not exist.

SKIA4153E

26 (R) – 23 
25 (L) – 23

:Refer to 

DI-190, "Terminals and 

Reference Values for Voice Acti-
vated Control Module"

 .

SKIA4154E

VOICE ACTIVATED CONTROL SYSTEM

DI-197

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Voice Activated Control System Not Starting PTT Switch Pushed ON

EKS001AY

1. 

CHECK PTT SWITCH OPERATION

Check PTT switch operation with self-diagnosis of multifunction switch. Refer to 

DI-118, "Multifunction Switch

Self-Diagnosis Function"

 .

OK or NG

OK

>> GO TO 2.

NG

>> Replace steering switch.

2. 

CHECK MULTIFUNCTION SWITCH AND VOICE ACTIVATED CONTROL MODULE

Start self-diagnosis mode. Refer to 

DI-109, "Self-Diagnosis Mode"

  (with navigation system) or 

DI-109, "Self-

Diagnosis Mode"

  (without navigation system).

Does self-diagnosis mode start?

YES

>> GO TO 3.

NO

>> Replace multifunction switch.

3. 

CHECK VOICE ACTIVATED CONTROL MODULE

Check voice activated control module with self-diagnosis mode started in previous step 2.
OK or NG

OK

>>

●

Replace AV and NAVI control unit (with navigation system), or

●

Replace AV control unit (without navigation system).

NG

>> GO TO 4.

4. 

CHECK POWER SUPPLY AND GROUND CIRCUIT

Check power supply and ground circuit of voice activated control module. Refer to 

DI-194, "Power Supply and

Ground Circuit Inspection"

 .

OK or NG

OK

>> GO TO 5.

NG

>> Repair harness or connector.

DI-198

VOICE ACTIVATED CONTROL SYSTEM

5. 

CHECK AV COMMUNICATION LINE

1.

Disconnect voice activated control module and AV and NAVI control unit (with navigation system) or AV
control unit (without navigation system) connector. 

2.

Check the following.

–

With navigation system

–

Without navigation system

OK or NG

OK

>> Replace voice activated control module.

NG

>> Repair harness or connector.

Terminals

Continuity

(+)

(–)

Connector

Terminal

(Wire color)

Connector

Terminal

(Wire color)

B71

35 (PU)

B29

48 (PU)

Yes

36 (LG)

B29

47 (LG)

Yes

37

B29

46

Yes

35 (PU)

B29

46

No

36 (LG)

B29

46

No

Terminals

Continuity

(+)

(–)

Connector

Terminal

(Wire color)

Connector

Terminal

(Wire color)

B71

35 (PU)

M50

50 (PU)

Yes

36 (LG)

M50

49 (LG)

Yes

37

M50

51

Yes

35 (PU)

M50

51

No

36 (LG)

M50

51

No

SKIA3924E

SKIA3919E