Nissan Tiida C11. Instruction — part 1439

WCS-38

< ECU DIAGNOSIS >

COMBINATION METER

11

LG

Brake fluid level switch

ON

Brake fluid level low

0

Brake fluid level normal

Battery voltage

16

V

Steering switch (trip comput-
er) signal

ON

Press the steering switch (trip
computer)

0

Other than the above

5

19

V

Ambient sensor signal

ON

—

20

BR

Ambient sensor ground

ON

—

0

21

B

Ground

—

—

0

22

23

24

V

Fuel level sensor ground (-)

ON

—

0

25

R

Auto A/C sense signal (with
auto A/C)

ON

—

5V

27

G

Battery power supply

OFF

—

Battery voltage

28

SB

Ignition switch ON or START

ON

—

Battery voltage

30

G

Stop lamp switch

ON

Brake pedal depressed

Battery voltage

Brake pedal released

0

31

V

A/T N-range input (with A/T)

ON

Transmission gear selector lever
in N position

Battery voltage

Transmission gear selector lever
other than N position

0

32

W

A/T P-range input (with A/T)

ON

Transmission gear selector lever
in P position

Battery voltage

Transmission gear selector lever
other than P position

0

33

Y

A/T PN output (with A/T)

ON

Transmission gear selector lever
in P or N position

0

Transmission gear selector lever
other than P or N position

Battery voltage

35

BR

Engine coolant temperature
signal output

ON

At idle [after warming up, approx.
80

°

C (176

°

F)]

NOTE:
The waveforms vary depending
on engine coolant temperature.

Ter-

mi-
nal

No.

Wire

color

Item

Condition

Reference value (V)

(Approx.)

Ignition

switch

Operation or condition

JSNIA0014GB

SKIB3651J

WCS

COMBINATION METER

WCS-39

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

36

L

Oil level sensor signal

ON

—

Refer to

MWI-32, "Component Inspec-

tion (With Diesel)"

or

MWI-33, "Compo-

nent Inspection (Without Diesel)"

.

NOTE:
The measurement cannot be performed
because the signal is only input for a
moment when the ignition switch is
turned ON.

37

O

Oil level sensor signal ground

ON

—

0

38

L

Generator

ON

Generator voltage low

0

Generator voltage normal

Battery voltage

Ter-

mi-
nal

No.

Wire

color

Item

Condition

Reference value (V)

(Approx.)

Ignition

switch

Operation or condition

WCS-40

< ECU DIAGNOSIS >

COMBINATION METER

Wiring Diagram

INFOID:0000000001728309

ALNWA0096GB

WCS

COMBINATION METER

WCS-41

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

ALNWA0097GB