Infiniti Q45. Manual — part 285
COMBINATION METERS
DI-7
C
D
E
F
G
H
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J
L
M
A
B
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COMBINATION METERS
PFP:24814
System Description
NKS001B0
UNIFIED METER CONTROL UNIT
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Speedometer, odo/trip meter, tachometer, fuel gauge and water temperature gauge are controlled totally
by unified meter control unit built in combination meter.
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Digital meter is adopted for odo/trip meter.
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Odo/trip meter, A/T indicator and ICC system display segments can be checked in self-diagnosis mode.
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Meter/gauge can be checked in self-diagnosis mode.
POWER SUPPLY AND GROUND CIRCUIT
Power is supplied at all times
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through 10A fuse [No. 6, located in the fuse block (J/B) No. 1]
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to combination meter terminal 57.
With the ignition switch in the ON or START position, power is supplied
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through 10A fuse [No. 9, located in the fuse block (J/B) No. 1]
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to combination meter terminal 59.
With the ignition switch in the ACC or ON position, power is supplied
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through 10A fuse [No. 21, located in the fuse block (J/B) No. 1]
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to combination meter terminal 1.
Ground is supplied
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to combination meter terminals 60, 61 and 62
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through grounds M24 and M114.
SPEEDOMETER
VDC/TCS/ABS control unit provides the vehicle speed signal to combination meter for the speedometer with
CAN communication line.
TACHOMETER
ECM provides the engine speed signal to combination meter for tachometer with CAN communication line.
WATER TEMPERATURE GAUGE
ECM provides the engine coolant temperature signal to combination meter for water temperature gauge with
CAN communication line.
FUEL GAUGE
Combination meter reads a resistor signal from fuel level sensor unit.
Signal is supplied
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from combination meter terminal 30
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through fuel level sensor unit terminal 5 and 6
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to combination meter terminal 29.
ODO/TRIP METER
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VDC/TCS/ABS control unit provides the vehicle speed signal to combination meter with CAN communica-
tion line.
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Combination meter uses the vehicle speed signal and the memory signals to calculate the mileage, and
displays it.
DI-8
COMBINATION METERS
How to Change The Display For Odo/trip Meter
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The odo/trip meter display switching and trip display resetting can be identified by the time from pressing
the odo/trip meter switch to releasing it.
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When resetting with “trip A” displayed, only “trip A” is reset. (The same way for “trip B”.)
NOTE:
The record of the odo meter is kept even if the battery cable is disconnected. The record of the trip meter is
erased when the battery cable is disconnected.
SEL175W
COMBINATION METERS
DI-9
C
D
E
F
G
H
I
J
L
M
A
B
DI
Arrangement of Combination Meter
NKS001B2
WITHOUT ICC SYSTEM
PKIC4878E
DI-10
COMBINATION METERS
WITH ICC SYSTEM
PKIC4879E
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