Nissan Altima L32. Instruction — part 939
MWI-8
< FUNCTION DIAGNOSIS >
METER SYSTEM
AWNIA0308ZZ
MWI
METER SYSTEM
MWI-9
< FUNCTION DIAGNOSIS >
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METER SYSTEM : Component Description
INFOID:0000000004204049
1.
Combination meter M24
2.
IPDM E/R E17, E18, E201, F10
3.
ECM E10
4.
TCM F16
5.
BCM M17, M18, M19, M21 (view with
instrument panel removed)
6.
ABS actuator and electric unit (control
unit) E26
7.
Fuel level sensor unit and fuel pump
(fuel level sensor) B42 (view with rear
seat and inspection hole cover re-
moved)
8.
Ambient sensor E211 (view of front
bumper fascia)
9.
Oil pressure switch F41 (QR25DE)
(view with engine removed)
10. Oil pressure switch F41 (VQ35DE)
(view with engine removed)
11. Parking brake switch M73
(Sedan with M/T and Coupe)
(view with center console removed)
12. Parking brake switch E35
(Sedan with CVT)
(view with instrument lower cover LH
removed)
AWNIA0747ZZ
Unit
Description
Combination meter
Controls the following with the signals received from each unit via CAN communication and the sig-
nals from switches and sensors.
• Speedometer
• Tachometer
• Engine coolant temperature gauge
• Fuel gauge
• Odo/trip meter
• Warning lamps
• Indicator lamps
• Warning chime
• Information display
IPDM E/R
IPDM E/R reads the ON/OFF signals of the oil pressure switch and transmits the oil pressure switch
signal to the combination meter via BCM with CAN communication line.
Fuel level sensor unit
Oil pressure switch
ECM
Transmits the following signals to the combination meter with CAN communication line.
• Engine speed signal
• Engine coolant temperature signal
• Fuel consumption monitor signal
ABS actuator and electric unit
(control unit)
Transmits the vehicle speed signal to the combination meter with CAN communication line.
BCM
• Transmits signals provided by various units to the combination meter with CAN communication
line.
• Transmits the security signal to the combination meter.
TCM
Transmits shift position signal to the combination meter with CAN communication line.
Washer level switch
Transmits the washer level signal to the combination meter.
MWI-10
< FUNCTION DIAGNOSIS >
METER SYSTEM
SPEEDOMETER
SPEEDOMETER : System Diagram
INFOID:0000000004204050
SPEEDOMETER : System Description
INFOID:0000000004204051
The ABS actuator and electric unit (control unit) provides a vehicle speed signal to the combination meter via
CAN communication lines.
Brake fluid level switch
Transmits the brake fluid level switch signal to the combination meter.
Parking brake switch
Refer to
.
Unit
Description
WKIA5370E
MWI
METER SYSTEM
MWI-11
< FUNCTION DIAGNOSIS >
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SPEEDOMETER : Component Parts Location
INFOID:0000000004495941
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