Infiniti F50. Manual - part 167

AUDIO

AV-33

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AV

Rear Control Switch Operation Does Not Work

EKS006FL

1. 

CONFIRM STATUS OF REAR CONTROL CANCEL SWITCH

1.

Is rear control cancel switch in the status of cancel?

YES or NO

YES

>> After turning on the switch reconfirm the status.

NO

>> GO TO 2.

2. 

POWER SUPPLY CIRCUIT CHECK 1

1.

Disconnect rear control cancel switch connector.

2.

Turn the ignition switch ACC.

3.

Check voltage between rear control cancel switch harness con-
nector R16 terminal 4 (P/B) and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Check harness for open or short between rear control

cancel switch and fuse.

3. 

CHECK REAR CONTROL CANCEL SWITCH

1.

Turn ignition switch OFF.

2.

Check between rear control cancel switch harness connector
terminal 3 and 4.

OK or NG

OK

>> GO TO 4.

NG

>> Replace rear control cancel switch.

4. 

 HARNESS CHECK 1

1.

Disconnect rear control cancel relay.

2.

Check continuity between rear control cancel switch harness
connector R16 terminal 3(G) and rear control cancel relay har-
ness connector B253 terminal 2(G).

3.

Check continuity between rear control cancel switch harness
connector R16 terminal 3 (G) and ground.

OK or NG

OK

>> GO TO 5.

NG

>> Repair or replace harness.

4 – Ground

:Battery voltage

SKIA3656E

Connector

Terminal

Condition

Continuity

R16

3

4

When press "ON"

Should exist

When press
 "CANCEL"

Should not exist

SKIA3657E

3 – 2

:Continuity should exist

3 – Ground

:Continuity should not exist

SKIA3660E

AV-34

AUDIO

5. 

 CHECK REAR CONTROL CANCEL RELAY GROUND CIRCUIT

1.

Check continuity rear control cancel relay harness connector
B253 terminal 1 (B) and ground.

OK or NG

OK

>> GO TO 6.

NG

>> Repair or replace harness.

6. 

REAR CONTROL CANCEL RELAY CHECK

1.

Supply 12V current between rear control cancel relay 1 and 2. 

2.

Check continuity between rear control cancel relay 3 and 5.

OK or NG

OK

>> GO TO 7.

NG

>> Replace rear control cancel relay.

7. 

POWER SUPPLY CIRCUIT CHECK 2

1.

Turn the ignition switch ACC.

2.

Check voltage between rear control cancel relay harness con-
nector B253 terminal 3 (L/OR) and ground.

OK or NG

OK

>> GO TO 8.

NG

>> Check harness for open or short between rear control

cancel relay and fuse.

8. 

HARNESS CHECK 2

1.

Turn ignition switch OFF.

2.

Disconnect rear control switch connector.

3.

Check continuity between rear control switch harness connector
B502 terminal 1 (L/Y) and rear control cancel relay harness con-
nector B253 terminal 5 (L/Y).

4.

Check continuity between rear control switch harness connector
B502 terminal 1 (L/Y) and ground.

OK or NG

OK

>> Replace rear control switch.

NG

>> Repair or replace harness. 

1 – Ground

:Continuity should exist

SKIA3664E

3 – 5

:Continuity should exist

SKIA3662E

3 – Ground

:Battery voltage

SKIA3663E

1 – 5

:Continuity should exist.

1 – ground

:Continuity should not exist.

SKIA3666E

AUDIO

AV-35

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AV

AudioPilot™ Does Not Work

EKS006DH

1. 

CHECK MICROPHONE SIGNAL

1.

Turn ignition switch ON.

2.

Check voltage signal between BOSE speaker amp. harness
connector B231 terminal 3 (W) and 4 (R/L) with CONSULT-ll or
oscilloscope, when inputting some sounds (voice, etc.) toward
the microphone.

Does the voltage signal change with sounds?

Yes

>> Replace BOSE speaker amp. 

No

>> GO TO 2.

2. 

MICROPHONE CIRCUIT CHECK 1

1.

Turn ignition switch OFF.

2.

Disconnect BOSE speaker amp. and microphone connector.

3.

Check continuity between BOSE speaker amp. harness connec-
tor B231 terminal 3 (W) and microphone harness connector M73
terminal 1 (W).

4.

Check continuity between BOSE speaker amp. harness connec-
tor B231 terminal 3 (W) and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Repair or replace harness. 

3. 

MICROPHONE CIRCUIT CHECK 2

1.

Check continuity between BOSE speaker amp. harness connec-
tor B231 terminal 4 (R/L) and microphone harness connector
M73 terminal 2 (L/R).

2.

Check continuity between BOSE speaker amp. harness connec-
tor B231 terminal 4 (R/L) and ground.

OK or NG

OK

>> Replace microphone.

NG

>> Repair or replace harness.

3 – 4

SKIA3615E

PKIA2104E

Continuity should exist.

Continuity should not exist.

SKIA3616E

Continuity should exist.

Continuity should not exist.

SKIA3617E

AV-36

AUDIO

Removal and Installation of Audio Unit

EKS000Y3

REMOVAL

1.

Remove glove box assembly. Refer to 

IP-15, "GLOVE BOX

ASSEMBLY"

2.

Remove screws (2) and remove audio unit.

INSTALLATION

Install in the reverse order of removal.

Removal and Installation of CD Auto Changer

EKS0012V

REMOVAL

1.

Remove cluster lid center lower. Refer to 

IP-11, "WORK STEPS"

 .

2.

Remove console box assembly. Refer to 

IP-11, "WORK STEPS"

.

3.

Remove screws (4) and remove CD Auto changer.

INSTALLATION

Install in the reverse order of removal.

Removal and Installation of Door Speaker

EKS000Y4

REMOVAL

1.

Remove door finisher. Refer to 

EI-30, "DOOR FINISHER"

 .

2.

Remove screws (3) and remove speaker.

INSTALLATION

Install in the reverse order of removal.

Removal and Installation of Instrument Panel Speaker

EKS0012T

REMOVAL

1.

Remove instrument panel. Refer to 

IP-10, "INSTRUMENT PANEL ASSEMBLY"

 .

SKIA3548E

SKIA3549E

PKIA0231E