Infiniti M45 (Y34). Manual — part 310
VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITH NAVIGA-
TION SYSTEM
DI-85
C
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DI
Vehicle Condition Setting is Not Possible
AKS004E2
1.
CHECK HARNESS
1.
Disconnect connectors of combination meter, BCM, and AV and NAVI control unit.
2.
Check continuity AV and NAVI control unit and BCM.
3.
Check continuity between AV and NAVI control unit and ground.
OK or NG
OK
>> GO TO 2.
NG
>> Repair harness or connector.
2.
CHECK COMMUNICATION SIGNAL (AV–ME)
1.
Connect connectors of combination meter, BCM, and AV and NAVI control unit.
2.
Turn ignition switch ON.
3.
Check voltage signal between AV and NAVI control unit harness
connector B29 terminal 33 (LG) and ground with CONSULT-ll or
oscilloscope.
OK or NG
OK
>> GO TO 3.
NG
>> Replace AV and NAVI control unit.
3.
CHECK COMMUNICATION SIGNAL (ME–AV)
1.
Turn ignition switch ON and display “VEHICLE ELECTRONIC SYSTEMS” screen.
2.
Check voltage signal between AV and NAVI control unit harness
connector B29 terminal 32 (PU) and ground with CONSULT-ll or
oscilloscope.
OK or NG
OK
>> Replace AV and NAVI control unit.
NG
>> Replace BCM.
Terminals
Continuity
AV and NAVI control unit (+)
BCM (–)
Connector
Terminal
(Wire color)
Connector
Terminal
(Wire color)
B29
33 (LG)
M4
31 (LG)
Yes
32 (PU)
30 (PU)
Terminals
Continuity
AV and NAVI control unit (+)
(–)
Connector
Terminal
(Wire color)
B29
33 (LG)
Ground
No
32 (PU)
SKIA3536E
33 (LG) - Ground
Reference Value for AV and NAVI
Control Unit"
.
PKIA6801E
32 (PU) - Ground
Reference Value for AV and NAVI
Control Unit"
PKIA6802E
DI-86
VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITH NAVIGA-
TION SYSTEM
Multifunction Switch Does Not Operate
AKS004E3
1.
MULTIFUNCTION SWITCH SELF-DIAGNOSIS
Perform multifunction switch self-diagnosis. Refer to
DI-81, "Multifunction Switch Self-Diagnosis Function"
.
Is self-diagnosis result OK?
OK
>> GO TO 2.
NG
>> Replace multifunction switch.
2.
CHECK POWER AND GROUND CIRCUIT
Check power and ground circuit. Refer to
DI-80, "Terminals and Reference Value for Multifunction Switch"
.
OK or NG
OK
>> GO TO 3.
NG
>> Repair harness or connector.
3.
COMMUNICATION CIRCUIT SELF-DIAGNOSIS
Perform the self-diagnosis mode in the self-diagnosis function (If the self-diagnosis cannot be activated with
the multifunction switch, check with CONSULT-II). Refer to
.
Is self-diagnosis result OK?
OK
>> Replace display.
NG
>> With the self-diagnostic results, check the malfunction part.
Multifunction Switch Indicator Does Not Illuminate
AKS004E4
1.
MULTIFUNCTION SWITCH SELF-DIAGNOSIS
Perform the multifunction switch self-diagnosis. Refer to
DI-81, "Multifunction Switch Self-Diagnosis Function"
.
Is the self-diagnosis result OK?
OK
>> Replace switch of the malfunctioning indicator.
NG
>> Replace multifunction switch.
Removal and Installation of AV and NAVI Control Unit
AKS004E7
REMOVAL
1.
Remove the trunk front finisher. Refer to
2.
Remove the screws (4) and remove the AV and NAVI control
unit.
INSTALLATION
Install in the reverse order of removal.
SKIA3581E
VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITH NAVIGA-
TION SYSTEM
DI-87
C
D
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DI
Removal and Installation of Display
AKS004E5
REMOVAL
1.
Remove the cluster lid C. Refer to
2.
Remove the screws (4), and remove the display.
3.
Remove screws (4), and remove bracket.
INSTALLATION
Install in the reverse order of removal.
PKIA1669E
PKIA1670E
DI-88
VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITH NAVIGA-
TION SYSTEM
Disassembly and Assembly for Multifunction Switch
AKS004E6
DISASSEMBLY
1.
Remove the screw (8).
2.
Remove the switches.
ASSEMBLY
Assemble in the reverse order of disassembly.
1.
Multifunction switch
2.
Escutcheon
3.
Hazard switch
4.
Defroster, rear defogger switch
5.
Function switch
6.
Function switch
7.
Function switch
8.
TAPE and DISC switch
9.
A/C switch
10. Escutcheon
11. AM and FM switch
12. Escutcheon
13. Switch assembly
14. Escutcheon
15. Cluster lid C
PKIA1671E
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