Infiniti M45 (Y34). Manual - part 305

VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITH NAVIGA-

TION SYSTEM

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VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITH NAVIGA-
TION SYSTEM

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System Description

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INTEGRATED SWITCH SYSTEM

Using the multifunction switch at the center of the instrument panel, the controls of the following systems are
centralized:

●

Auto A/C system

●

Vehicle information system

●

Audio system

●

Navigation system

●

Hazard switch

The multifunction switch can operate and check the vehicle condition and each setting (vehicle electrical sys-
tem).

PRECAUTION OF LCD MONITOR

●

When passenger compartment temperature is low, the LCD monitor sometimes dims because of the
brightness of the back light (small fluorescent light) integrated into the LCD monitor decrease. In this case,
the refreshing rate of the picture also becomes low because of the low response of the LCD monitor.
When passenger compartment becomes warm, however, the LCD recovers the normal display.

●

Sometimes, black or bright dots peculiar to LCD monitor can be seen on the display.

●

Back light sometimes flickers or darkens according to the total consumption hours and the number of ON
and OFF switching. In this case, the back light should be replaced. (LCD monitor assembly)

POWER SUPPLY AND GROUND
Power is Supplied at All Times

●

through 15A fuse [No. 52, located in fuse, fusible link and relay block (J/B)]

●

to AV and NAVI control unit terminals 2 and 3, and

●

to display terminals 21 and 23.

When Ignition Switch is in ACC or ON Position, Power is Supplied

●

through 10A fuse [No. 21, located in fuse block (J/B) No. 1]

●

to AV and NAVI control unit terminal 6,

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to display terminal 19, and

●

to multifunction switch terminal 1.

When Ignition Switch is in ON or START Position, Power is Supplied

●

through 10A fuse [No. 1, located in fuse block (J/B) No. 1]

●

to AV and NAVI control unit terminal 26.

Ground is Supplied

●

to AV and NAVI control unit terminal 1 and 4

●

through body grounds B17 and B57

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to multifunction switch terminal 2, and

●

to display terminals 22 and 24

●

through body grounds M24 and M114.

AV COMMUNICATION LINE

AV and NAVI control unit is connected to the following units by AV communication line. Each unit transmits/
receives data with AV communication line.

●

Display

●

Multifunction switch

●

Audio unit

●

BOSE speaker amp.

●

Rear view camera control unit

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VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITH NAVIGA-

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Low tire pressure warning control unit

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Voice activated control module

VEHICLE INFORMATION SYSTEM

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AV and NAVI control unit is received vehicle information system of signals from combination meter.

●

AV and NAVI control unit is communicating with BCM and combination meter.

1.

Press “INFO” switch to display vehicle information display. 

2.

Select “Trip Computer”, “Fuel Economy”, “Maintenance” or “Tire
pressure”.

*:Maintenance information displays the change cycle of engine oil, oil filter and tire on LCD monitor depending on the driving dis-
tance specified by a driver or a technician.

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Display items

Display/Setting contents

Trip Computer

Elapsed Time

Driving Distance

Average Speed

Fuel Economy

Average Fuel Economy (MPG)

Distance to Empty (miles)

Fuel Economy (MPG)

Fuel Economy Record 

Maintenance 
(with Maintenance information*)

Maintenance intervals of engine oil and setting of oil change cycle

Maintenance intervals of oil filter and setting of filter replacement cycle

Maintenance intervals of tire and setting of tire replacement cycle

Tire Pressure

Tire pressure information.

VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITH NAVIGA-

TION SYSTEM

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Trip Computer Information

1.

Select “Trip Computer”.

2.

Elapsed time, Driving distance and Average speed are dis-
played as Trip Computer information.

Fuel Economy Information

1.

Select “Fuel Economy”.

2.

Average Fuel Economy, Distance to Empty, Fuel Economy are
displayed as Fuel Economy information.

3.

Select “Fuel Economy Record”. The average fuel consumption
history will be displayed in graph along with the average for the
previous Reset – to – Reset period.

Maintenance Information

1.

Select “Maintenance”.

2.

Engine Oil, Oil Filter and Tire Rotation are displayed as Mainte-
nance information. 

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VEHICLE INFORMATION AND INTEGRATED SWITCH SYSTEM /WITH NAVIGA-

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Tire Pressure Information

1.

Select “Tire Pressure”.

2.

Tire pressure displayed as Tire pressure information 

NOTE:

●

When air pressure becomes 180kPa (1.8kg/cm

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 , 26psi) or

less, “LOW PRESSURE” warning is indicated.

●

When air pressure becomes 70kPa (0.7kg/cm

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 , 10psi) or

less, “FLAT TIRE” warning is indicated.

●

When pressure is not detected or tire pressure system has
problem “** psi” is indicated.

●

Indication with yellow frame for the malfunctioning tire.

SETTING OF VEHICLE STATUS

●

Setting of electric status can be changed by multifunction switch.The signal is sent to BCM through AV
and NAVI control unit to change vehicle electric system setting.

●

AV and NAVI control unit is communicating with BCM and combination meter.

1.

Press “SETTING” switch to display vehicle information display.

2.

Select “Vehicle Electronic System”.

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