Infiniti Q45. Manual - part 155

 

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Infiniti Q45. Manual - part 155

 

 

AUDIO

AV-49

C

D

E

F

G

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AV

6. 

 CHECK REAR CONTROL CANCEL RELAY GROUND CIRCUIT

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

OK or NG

OK

>> GO TO 7.

NG

>> Repair harness or connector.

7. 

CHECK REAR CONTROL CANCEL RELAY

1.

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

2.

Check continuity between rear control cancel relay terminals 3
and 5.

OK or NG

OK

>> GO TO 8.

NG

>> Replace rear control cancel relay.

8. 

CHECK POWER SUPPLY CIRCUIT

1.

Connect rear control cancel switch and rear control cancel relay connectors.

2.

Turn ignition switch ON.

3.

Check voltage between rear control cancel relay harness con-
nector B253 terminal 3 and ground.

OK or NG

OK

>> GO TO 9.

NG

>> Repair harness or connector.

1 – Ground

: Continuity should exist.

SKIA3664E

3 – 5

: Continuity should exist.

SKIA3662E

3 – Ground

: Battery voltage

SKIB0479E

AV-50

AUDIO

9. 

CHECK HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect rear control switch and rear control cancel relay connectors.

3.

Check continuity between rear control switch harness connector
B502 terminal 1 and rear control cancel relay harness connector
B253 terminal 5.

4.

Check continuity between rear control switch harness connector
B502 terminal 1 and ground.

OK or NG

OK

>> GO TO 10.

NG

>> Repair harness or connector. 

10. 

CHECK HARNESS

Check continuity between rear control switch harness connector
B502 terminal 12 and ground.

OK or NG

OK

>> GO TO 11.

NG

>> Repair harness or connector. 

11. 

CHECK HARNESS

1.

Disconnect multifunction switch connector.

2.

Check continuity between rear control switch harness connector
B502 terminal 10 and multifunction switch harness connector
M83 terminal 8.

3.

Check continuity between rear control switch harness connector
B502 terminal 10 and ground.

OK or NG

OK

>> GO TO 12.

NG

>> Repair harness or connector.

1 – 5

: Continuity should exist.

1 – Ground

: Continuity should not exist.

SKIA3666E

12 – Ground

: Continuity should exist.

SKIA9166E

10 – 8

: Continuity should exist.

10 – Ground

: Continuity should not exist.

SKIA0540E

AUDIO

AV-51

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12. 

CHECK COMMUNICATION SIGNAL

1.

Connect multifunction switch, rear control switch, rear control cancel relay and rear control cancel switch
connectors.

2.

Turn ignition switch ON.

3.

Check voltage waveform between rear control switch harness
connector B502 terminal 10 and ground with CONSULT-II or
oscilloscope, when operating the rear control switch.

OK or NG

OK

>> Replace multifunction switch.

NG

>> Replace rear control switch.

AudioPilot

®

  Does Not Work

NKS001I6

1. 

CHECK MICROPHONE SIGNAL

1.

Turn ignition switch ON.

2.

Check voltage waveform between BOSE speaker amp. harness
connector B231 terminals 3 and 4 with CONSULT-ll or oscillo-
scope, when inputting some sounds (voice, etc.) toward the
microphone.

Does the voltage waveform change with sounds?

YES

>> Replace BOSE speaker amp. 

NO

>> GO TO 2.

2. 

CHECK HARNESS

1.

Turn ignition switch OFF.

2.

Disconnect BOSE speaker amp. and microphone connectors.

3.

Check continuity between BOSE speaker amp. harness connec-
tor B231 terminal 3 and microphone harness connector M73 ter-
minal 1.

4.

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

OK or NG

OK

>> GO TO 3.

NG

>> Repair harness or connector.

10 – Ground:

SKIB0384E

SKIB0380E

3 – 4:

SKIB0385E

PKIA2104E

3 – 1

: Continuity should exist.

3 – Ground

: Continuity should not exist.

SKIA3616E

AV-52

AUDIO

3. 

CHECK HARNESS

1.

Check continuity between BOSE speaker amp. harness connec-
tor B231 terminal 4 and microphone harness connector M73 ter-
minal 2.

2.

Check continuity between BOSE speaker amp. harness connec-
tor B231 terminal 4 and ground.

OK or NG

OK

>> Replace microphone.

NG

>> Repair harness or connector.

Removal and Installation of Audio Unit

NKS001I7

REMOVAL

1.

Remove glove box cover. Refer to 

IP-10, "INSTRUMENT PANEL ASSEMBLY"

 .

2.

Remove screws (2), and remove audio unit.

INSTALLATION

Installation is the reverse order of removal.

Removal and Installation of CD Auto Changer

NKS001I8

REMOVAL

1.

Remove cluster lid center lower. Refer to 

IP-10, "INSTRUMENT PANEL ASSEMBLY"

 .

2.

Remove console box assembly. Refer to 

IP-10, "INSTRUMENT PANEL ASSEMBLY"

 .

3.

Remove screws (4), and remove CD auto changer.

INSTALLATION

Installation is the reverse order of removal.

4 – 2

: Continuity should exist.

4 – Ground

: Continuity should not exist.

SKIB0426E

SKIA3548E

SKIA3549E

 

 

 

 

 

 

 

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