Nissan Tiida C11. Instruction — part 1225

EPS CONTROL UNIT

STC-23

< ECU DIAGNOSIS >

[EPS]

C

D

E

F

H

I

J

K

L

M

A

B

STC

N

O

P

EPS HARNESS CONNECTOR TERMINAL LAYOUT

TERMINALS AND REFERENCE VALUES FOR EPS CONTROL UNIT

Data are reference values and are measured between each terminal and ground.

CAUTION:

When using a circuit tester to measure voltage for inspection, be sure not to extend forcibly any connector terminals.

SGIA1624E

Terminal

Wire

color

Item

Condition

Data (Approx.)

4

V

Torque sensor sub

Engine running

Steering wheel: Not steering
(There in no steering force)

2.5 V

Steering wheel: Steering

1.7 V – 3.3 V

(The value is changed accord-

ing to steering left or right)

5

BR

Torque sensor power supply

Ignition switch: ON

8 V

Ignition switch: OFF

0 V

6

G

Torque sensor main

Engine running

Steering wheel: Not steering
(There is no steering force)

2.5 V

Steering wheel: Steering

1.7 V – 3.3 V

(The value is changed accord-

ing to steering left or right)

7

R

Torque sensor ground

Always

0 V

9

L

CAN-H

—

—

10

O

Power supply

Ignition switch: ON

Battery voltage

Ignition switch: OFF

0 V

16

P

CAN-L

—

—

17

R

Power supply (Memory back-up)

Ignition switch: ON

Battery voltage

Ignition switch: OFF

Battery voltage

18

B

Ground

Always

0 V

19

—

Motor (+)

—

—

20

—

Motor (–)

—

—

STC-24

< ECU DIAGNOSIS >

[EPS]

EPS CONTROL UNIT

Wiring Diagram - EPS -

INFOID:0000000001697720

ALGWA0004GB

EPS CONTROL UNIT

STC-25

< ECU DIAGNOSIS >

[EPS]

C

D

E

F

H

I

J

K

L

M

A

B

STC

N

O

P

ALGIA0026GB

STC-26

< ECU DIAGNOSIS >

[EPS]

EPS CONTROL UNIT

ALGIA0027GB