Infiniti QX56 (Z62). Manual — part 940
MWI-14
< SYSTEM DESCRIPTION >
SYSTEM
TACHOMETER : System Diagram
INFOID:0000000006221698
TACHOMETER : System Description
INFOID:0000000006221699
• ECM converts the pulse signal provided by the crankshaft position sensor to an engine speed signal and
transmits it to the combination meter via CAN communication.
• The combination meter indicates the engine speed to the tachometer according to the engine speed signal
received via CAN communication.
ENGINE COOLANT TEMPERATURE GAUGE
ENGINE COOLANT TEMPERATURE GAUGE : System Diagram
INFOID:0000000006221700
ENGINE COOLANT TEMPERATURE GAUGE : System Description
INFOID:0000000006221701
• ECM reads the engine coolant temperature signal from the engine coolant temperature sensor and transmits
the signal to the combination meter via CAN communication.
• The combination meter indicates the engine coolant temperature to the engine coolant temperature gauge
according to the engine coolant temperature signal received via CAN communication.
FUEL GAUGE
FUEL GAUGE : System Diagram
INFOID:0000000006221702
FUEL GAUGE : System Description
INFOID:0000000006221703
CONTROL OUTLINE
The combination meter reads the fuel level sensor signal from the fuel level sensor unit and indicates the fuel
level to the fuel gauge.
JSNIA2462GB
JSNIA3015GB
JSNIA3000GB
MWI
SYSTEM
MWI-15
< SYSTEM DESCRIPTION >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
REFUEL CONTROL
The combination meter accelerates the fuel gauge if the all conditions listed below are met, or the ignition
switch is ON from OFF.
• Ignition switch is ON position.
• The vehicle is not moving.
• The fuel level change by 15 (4 US gal, 3-1/4 Imp gal) or more.
ENGINE OIL PRESSURE GAUGE
ENGINE OIL PRESSURE GAUGE : System Diagram
INFOID:0000000006221704
ENGINE OIL PRESSURE GAUGE : System Description
INFOID:0000000006221705
• IPDM E/R reads the ON/OFF signals from the oil pressure switch and transmits the oil pressure switch sig-
nal to the combination meter via BCM with the CAN communication.
• The combination meter indicates engine oil pressure (Normal/Low) on the engine oil pressure gauge, based
on an oil pressure switch signal received via CAN communication.
VOLTMETER
VOLTMETER : System Diagram
INFOID:0000000006221706
VOLTMETER : System Description
INFOID:0000000006221707
The combination meter reads the voltage of an ignition signal and indicates the voltage on the voltmeter when
the ignition switch is in ON or START position.
OIL PRESSURE WARNING LAMP
OIL PRESSURE WARNING LAMP : System Diagram
INFOID:0000000006221708
JSNIA2998GB
JSNIA2996GB
JSNIA2464GB
MWI-16
< SYSTEM DESCRIPTION >
SYSTEM
OIL PRESSURE WARNING LAMP : System Description
INFOID:0000000006221709
• IPDM E/R reads the ON/OFF signals from the oil pressure switch and transmits the oil pressure switch sig-
nal to the combination meter via BCM with the CAN communication.
• The combination meter turns the oil pressure warning lamp ON (at the time of a reduction in hydraulic pres-
sure)/OFF (except at the time of a reduction in hydraulic pressure) according to the oil pressure switch signal
received via CAN communication.
MASTER WARNING LAMP
MASTER WARNING LAMP : System Diagram
INFOID:0000000006221710
MASTER WARNING LAMP : System Description
INFOID:0000000006221711
When receiving a signal from each unit, switch, or sensor, the combination meter turns ON/OFF the master
warning lamp in synchronization with the following warnings on the information display:
• Door open warning
• Parking brake release warning
• Low fuel warning
• Low washer fluid warning
• NO KEY warning
NOTE:
For details on warnings displayed on the vehicle information display, refer to
.
METER ILLUMINATION CONTROL
METER ILLUMINATION CONTROL : System Diagram
INFOID:0000000006221712
METER ILLUMINATION CONTROL : System Description
INFOID:0000000006221713
METER ILLUMINATION ON/OFF CONTROL FUNCTION
• Combination meter turns ON meter illumination when the following condition is satisfied:
- Ignition switch ON
• Combination meter turns OFF meter illumination when any of the following condition is satisfied:
JSNIA3098GB
JSNIA3235GB
MWI
SYSTEM
MWI-17
< SYSTEM DESCRIPTION >
C
D
E
F
G
H
I
J
K
L
M
B
A
O
P
- During a crank with vehicle speed less than 1 km/h (0.6 MPH)
- Ignition switch OFF or ACC
• The combination meter receives the following signals to control meter illumination.
METER ILLUMINATION CONTROL FUNCTION
• The combination meter controls meter illumination, based on the following signal.
- Dimmer signal
• The combination meter switches mode between Daytime mode and Nighttime mode, according to the fol-
lowing conditions.
*: For further information, refer to
INL-11, "AUTO LIGHT ADJUSTMENT SYSTEM : System Description"
• The operation of the illumination control switch allows the brightness adjustment of meter illumination.
METER EFFECT FUNCTION
METER EFFECT FUNCTION : System Diagram
INFOID:0000000006221714
METER EFFECT FUNCTION : System Description
INFOID:0000000006221715
ENGINE-START EFFECT FUNCTION
Signal name
Signal path
Ignition signal
—
Engine status signal
ECM
Combination meter
Vehicle speed signal
ABS actuator and control unit (control unit)
Combination meter
Starter relay status signal
BCM
Combination meter
Condition
Meter illumination
Combination switch
(lighting switch)
1ST or 2ND position
Outdoor: Bright*
Daytime mode
Outdoor: Dark*
Nighttime mode
AUTO POSITION
Outdoor: Bright*
Daytime mode
Outdoor: Dark*
Nighttime mode
Off
Daytime mode
Meter illumination
The number of adjustable steps
Daytime
22 steps
Nighttime
22 steps
JSNIA3058GB
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст