Nissan Sentra. Manual - part 644

MWI-22

< ECU DIAGNOSIS INFORMATION >

COMBINATION METER

NOTE:

Some items are not available according to vehicle specification.

OUTSIDE TEMP
[

°C or °F]

Ignition switch 
ON

—

Displays the ambient air tempera-
ture which is input from the ambient 
sensor

BUZZER

Ignition switch 
ON

Buzzer ON

On

Buzzer OFF

Off

SPORT MODE IND

Ignition switch 
ON

DS mode indicator ON

On

DS mode indicator OFF

Off

ECO DRIVE NAVI

Ignition switch 
ON

ECO pedal guide segment illuminate: 1/30

LEVEL0

ECO pedal guide segment illuminate: 30/30 

LEVEL1

ECO pedal guide segment illuminate: 0/30 

LEVEL2

ECO pedal guide segment illuminate: 2/30 

LEVEL3

ECO pedal guide segment illuminate: 3/30 

LEVEL4

ECO pedal guide segment illuminate: 4/30 

LEVEL5

ECO pedal guide segment illuminate: 5/30 

LEVEL6

ECO pedal guide segment illuminate: 6/30 

LEVEL7

ECO pedal guide segment illuminate: 7/30 

LEVEL8

ECO pedal guide segment illuminate: 8/30 

LEVEL9

ECO pedal guide segment illuminate: 9/30 

LEVEL10

ECO pedal guide segment illuminate: 10/30 

LEVEL11

ECO pedal guide segment illuminate: 11/30 

LEVEL12

ECO pedal guide segment illuminate: 12/30 

LEVEL13

ECO pedal guide segment illuminate: 13/30 

LEVEL14

ECO pedal guide segment illuminate: 14/30 

LEVEL15

ECO pedal guide segment illuminate: 15/30 

LEVEL16

ECO pedal guide segment illuminate: 16/30 

LEVEL17

ECO pedal guide segment illuminate: 17/30 

LEVEL18

ECO pedal guide segment illuminate: 18/30 

LEVEL19

ECO pedal guide segment illuminate: 19/30 

LEVEL20

ECO pedal guide segment illuminate: 20/30 

LEVEL21

ECO pedal guide segment illuminate: 21/30 

LEVEL22

ECO pedal guide segment illuminate: 22/30 

LEVEL23

ECO pedal guide segment illuminate: 23/30 

LEVEL24

ECO pedal guide segment illuminate: 24/30 

LEVEL25

ECO pedal guide segment illuminate: 25/30 

LEVEL26

ECO pedal guide segment illuminate: 26/30 

LEVEL27

ECO pedal guide segment illuminate: 27/30 

LEVEL28

ECO pedal guide segment illuminate: 28/30 

LEVEL29

ECO pedal guide segment illuminate:29/30 LEVEL30

Monitor Item

Condition

Value/Status

MWI

COMBINATION METER

MWI-23

< ECU DIAGNOSIS INFORMATION >

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TERMINAL LAYOUT

PHYSICAL VALUES

LKIA0698E

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

–

Signal name

Input/

Output

1

(L)

—

CAN-H

—

—

—

—

2

(P)

—

CAN-L

—

—

—

—

4

(Y)

Ground

Vehicle speed signal
(8-pulse)

Output

Ignition 
switch 
ON

Speedometer operated 
[When vehicle speed is ap-
prox. 40 km/h (25 MPH)]

NOTE:
The maximum voltage varies de-
pending on the specification 
(destination unit).

6

(G)

Ground

Fuel level sensor signal

Input

Ignition 
switch 
ON

—

—

7

(SB)

Air bag signal

Input

—

—

—

8

(W)

Ground

O/D OFF switch signal

Input

Ignition 
switch 
ON

While pressing the O/D 
OFF switch.

0 V

Other than the above

5 V

9

(L)

Ground

Seat belt buckle switch sig-
nal LH (driver seat)

Input

Ignition 
switch 
ON

When driver seat belt is fas-
tened.

5 V

When driver seat belt is un-
fastened.

0 V

10

(SB)

Ground

Parking brake switch signal

Input

Ignition 
switch 
ON

Parking brake applied.

0 V

Parking brake released.

5 V

11

(G)

Ground

Brake fluid level switch sig-
nal

Input

Ignition 
switch 
ON

Brake fluid level is normal

5 V

Brake fluid level low

0 V

12

(LG)

Ground Meter control switch signal

Input

Ignition 
switch 
ON

When 

 switch is pressed

0 V

Other than the above

5 V

13

(B)

Ground

Illumination control output 
signal

—

Ignition 
switch 
ON

—

—

JSNIA0012GB

MWI-24

< ECU DIAGNOSIS INFORMATION >

COMBINATION METER

15

(LG)

Ground

ACC power supply

Input

Ignition 
switch 
ACC

—

Battery voltage

17

(O)

Ground

Washer level switch signal

Input

Ignition 
switch 
OFF

Washer level switch ON

0 V

Washer level switch OFF

12 V

18

(Y)

Ground

Security signal

Input

Ignition 
switch 
OFF

Security indicator lamp ON

0 V

Security indicator lamp 
OFF

12 V

19

(V)

Ground

Ambient sensor signal
(without auto A/C)

Input

Ignition 
switch 
ON

Changes depending to am-
bient temperature.

20

(R)

Ground

Ambient sensor ground
(without auto A/C)

—

Ignition 
switch 
ON

—

0  V

21

(B)

Ground

Ground

—

Ignition 
switch 
ON

—

0  V

22

(B)

Ground

—

Ignition 
switch 
ON

—

0  V

23

(B)

Ground

—

Ignition 
switch 
ON

—

0  V

24

(O)

Ground

Fuel level sensor ground

—

Ignition 
switch 
ON

—

0  V

25

(GR)

Ground

ECO mode switch signal

Input

Ignition 
switch 
ON

ECO mode switch is 
pressed 

0 V

Other than the above

5 V

27

(LG)

Ground

Battery power supply

Input

Ignition 
switch 
OFF

—

Battery voltage

28

(GR)

Ground

Ignition signal

Input

Ignition 
switch 
ON

—

Battery voltage

29

(V)

Ground Seat belt buckle switch RH 

Input

Ignition 
switch 
ON

Unfastened

0 V

Fastened

12 V

31

(GR)

Ground

Outside temperature sen-
sor

Input

Ignition 
switch 
ON

—

5  V

32

(P)

Ground AC PD cut

Input

Ignition 
switch 
ON

Signal ON

0 V

Signal OFF

5 V

33

(R)

Ground

Illumination control switch 
signal (+)

Input

Ignition 
switch 
ON

Illumination control switch 
down is pressed

0 V

Other than the above

5 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

–

Signal name

Input/

Output

JSNIA0014GB

MWI

COMBINATION METER

MWI-25

< ECU DIAGNOSIS INFORMATION >

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Fail-Safe

INFOID:0000000009758255

The combination meter activates the fail-safe control if CAN communication with each unit is malfunctioning.

34

(Y)

Ground

Illumination control switch 
signal (

−)

Input

Ignition 
switch 
ON

Illumination control switch 
up is pressed

0 V

Other than the above

5 V

38

(L)

Ground

Alternator signal

Input

Ignition 
switch 
ON

Charge warning lamp ON

1.8 V

Charge warning lamp OFF

12 V

39

(W)

Ground

Sport mode switch signal

Input

Ignition 
switch 
ON

Press the sport mode 
switch

0 V

Other than the above

5 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

+

–

Signal name

Input/

Output

Function

Specifications

Speedometer

Reset to zero by suspending communication.

Tachometer

Engine coolant temperature gauge

• When reception time of an abnormal signal is 60 seconds or 

less, the last value received.

• When reception time of an abnormal signal is more than 60 

seconds, reset to zero.

Illumination control

When suspending communication, changes to nighttime mode.

Information display

Trip com-
puter

Current fuel consump-
tion

The last result calculated during normal condition is indicated.

Average fuel consump-
tion

Average vehicle speed

Distance to empty

ECO pedal guide

The guide  turns OFF by suspending communication.

Warning/
Indicator

ECO mode indicator

The lamp turns OFF by suspending communication.

Gear shift indicator

ECO pedal guide indica-
tor

Shift position indicator

When suspending communication, not indicate.

Odo/trip meter

An indicated value is maintained at communications blackout.

Buzzer

The buzzer turns OFF by suspending communication.