Infiniti Q45. Manual — part 320
VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITHOUT
NAVIGATION SYSTEM
DI-147
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Vehicle Condition Setting Is Not Possible
NKS001D4
1.
CHECK HARNESS
1.
Turn ignition switch OFF.
2.
Disconnect connectors of AV control unit, combination meter
and BCM.
3.
Check continuity AV control unit harness connector M77 termi-
nal 34 and BCM harness connector M4 terminal 31.
4.
Check continuity AV control unit harness connector M77 termi-
nal 35 and BCM harness connector M4 terminal 30.
5.
Check continuity between AV control unit harness connector M77 terminals 34, 35 and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Repair harness or connector.
2.
CHECK COMMUNICATION SIGNAL (AV-ME)
1.
Connect connectors of AV control unit, combination meter and
BCM.
2.
Turn ignition switch ON and display “VEHICLE ELECTRONIC
SYSTEMS” screen.
3.
Check voltage signal between AV control unit harness connector
M77 terminal 34 and ground.
OK or NG
OK
>> GO TO 3.
NG
>> Replace AV control unit.
34 – 31
: Continuity should exist.
35 – 30
: Continuity should exist.
34 – Ground
: Continuity should not exist.
35 – Ground
PKIA9708E
34 – Ground:
PKIA9709E
SKIA0169E
DI-148
VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITHOUT
NAVIGATION SYSTEM
3.
CHECK COMMUNICATION SIGNAL (ME-AV)
1.
Turn ignition switch ON and display “VEHICLE ELECTRONIC
SYSTEMS” screen.
2.
Check voltage signal between AV control unit harness connector
M77 terminal 35 and ground.
OK or NG
OK
>> Replace AV control unit.
NG
>> Replace BCM.
Multifunction Switch Does Not Operate
NKS001DB
1.
MULTIFUNCTION SWITCH SELF-DIAGNOSIS
Perform multifunction switch self-diagnosis. Refer to
DI-136, "Multifunction Switch Self-Diagnosis Function"
Does multifunction switch self-diagnosis mode operate?
YES
>> With the self-diagnosis results, check the malfunctioning part.
NO
>> GO TO 2.
2.
COMMUNICATION CIRCUIT SELF-DIAGNOSIS
Perform the self-diagnosis with CONSULT-II. Refer to
DI-132, "CONSULT-II Function (MULTI AV)"
.
Is self-diagnosis result OK?
YES
>> Replace display.
NO
>> With the self-diagnosis results, check the malfunctioning part.
Removal and Installation of Multifunction Switch
NKS001DC
Refer to
IP-10, "INSTRUMENT PANEL ASSEMBLY"
Removal and Installation of AV Control Unit
NKS001DD
REMOVAL
1.
Remove cluster lid C. Refer to
2.
Remove warning chime. Refer to
.
3.
Remove low tire pressure warning control unit. Refer to
"LOW TIRE PRESSURE WARNING CONTROL UNIT"
4.
Remove the Bolts (2) , and remove AV control unit.
INSTALLATION
Installation is the reverse order of removal.
35 – Ground:
PKIA9707E
SKIA0170E
SKIA0620E
VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITHOUT
NAVIGATION SYSTEM
DI-149
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Removal and Installation of Display
NKS001DE
REMOVAL
1.
Remove the cluster lid C. Refer to
2.
Remove the screws (4), and remove the display.
INSTALLATION
Installation is the reverse order of removal.
SKIA4109E
DI-150
VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITHOUT
NAVIGATION SYSTEM
Disassembly and Assembly for Multifunction Switch
NKS001DF
DISASSEMBLY
1.
Remove the screws (7).
2.
Remove the switches.
ASSEMBLY
Assembly is the reverse order of disassembly.
1.
Multifunction switch
2.
Escutcheon
3.
Hazard switch
4.
Defroster, rear window defogger
switch
5.
Function switch
6.
Function switch
7.
Function switch
8.
TAPE and DISC switch
9.
A/C switch
10. Escutcheon
11. Radio switch
12. Escutcheon
13. Switch assembly
14. Escutcheon
15. Cluster lid C
PKIC4896E
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