Nissan March K13. Instruction — part 631

ST-20

< SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

General Specifications

INFOID:0000000006038893

Steering Wheel Axial End Play and Play

INFOID:0000000006038894

Unit: mm (in)

Steering Wheel Turning Force

INFOID:0000000006038895

Unit: N (kg-f, lb-f)

Steering Angle

INFOID:0000000006038896

Unit: Degree minute (Decimal degree)

Steering Column Operating Range

INFOID:0000000006038897

Rack Stroke

INFOID:0000000006038898

Unit: mm (in)

Socket Swing Force and Rotating Torque

INFOID:0000000006038899

Steering gear model

R24K

Item

Standard

Steering wheel axial end play

0 (0)

Steering wheel play on the outer circumference

0 - 35 (0 - 1.38)

Item

Standard

Steering wheel turning force

36 (3.7, 8.09) or less

Item

Standard

Inner wheel

Minimum

40

°

50

(40.5

°

)

Nominal

43

°

50

(43.5

°

)

Maximum

44

°

50

(44.5

°

)

Outer wheel

Nominal

35

°

50

(35.5

°

)

Tilt operating range

39.4 mm (1.551 in)

Rotating torque

0 – 2.1 N·m (0 – 0.21 kg-m, 0 – 2 in-lb)

Steering column length

475.9 – 479.9 mm (18.74 – 18.89 in)

Item

Standard

Rack stroke neutral position

71.3 (2.807)

Item

Spring balance

Outer socket

Swinging torque

0.3 – 2.9 N·m (0.03 – 0.30 kg-m, 3 – 26 in-lb)

Spring balance measurement

6.0 – 58 N (0.61 – 5.9 kg-f, 1.35 – 13.03 lb-f)

Inner socket

Swinging torque

0.5 – 5.0 N·m (0.05 – 0.51 kg-m, 4 – 44 in-lb)

Spring balance measurement

4.3 – 43.5 N (0.44 – 4.4 kg-f, 0.97 – 9.77 lb-f)

SERVICE DATA AND SPECIFICATIONS (SDS)

ST-21

< SERVICE DATA AND SPECIFICATIONS (SDS)

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

Socket Axial End Play

INFOID:0000000006038900

Inner Socket Length

INFOID:0000000006038901

Unit: mm (in)

Item

Standard

Outer socket

0.5 mm (0.020 in) or less

Inner socket

0.2 mm (0.008 in) or less

Item

Standard

Rack neutral position, dimension

67.3 (2.650)

STC-1

STEERING

C

D

E

F

H

I

J

K

L

M

SECTION

STC

A

B

STC

N

O

P

CONTENTS

STEERING CONTROL SYSTEM

PRECAUTION . . . . . . . . . . . ...

3

PRECAUTIONS . . . . . . . . . . . . ...

3

Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" . . . . . . . . . . . . . . . . .
..

3

Precaution Necessary for Steering Wheel Rota-
tion after Battery Disconnect . . . . . . . . ...
..

3

Service Notice or Precautions for EPS System . ....

4

SYSTEM DESCRIPTION . . . . . . . ..

5

COMPONENT PARTS . . . . . . . . . .

5

Component Parts Location . . . . . . . . . ....

5

Component Description . . . . . . . . . . .....

5

EPS control unit . . . . . . . . . . . . . ....

5

EPS motor . . . . . . . . . . . . . . . .....

6

Torque sensor . . . . . . . . . . . . . . ...

6

Reduction gear . . . . . . . . . . . . . . ..

6

EPS warning lamp . . . . . . . . . . . . .....

6

SYSTEM . . . . . . . . . . . . . . . ..

7

EPS SYSTEM . . . . . . . . . . . . . . . ..

7

EPS SYSTEM : System Description . . . . . .....

7

EPS SYSTEM : Fail-Safe . . . . . . . . . . ..

8

EPS SYSTEM : Protection Function . . . . . .....

8

DIAGNOSIS SYSTEM (EPS CONTROL UNIT)

. .

9

CONSULT-III Function . . . . . . . . . . . ..

9

ECU DIAGNOSIS INFORMATION . . . ..

10

EPS CONTROL UNIT . . . . . . . . . . .

10

Reference Value . . . . . . . . . . . . . .

10

Fail-Safe . . . . . . . . . . . . . . . . ..

11

Protection Function . . . . . . . . . . . . .

12

DTC Inspection Priority Chart . . . . . . . . .

12

DTC Index . . . . . . . . . . . . . . . ...

12

WIRING DIAGRAM . . . . . . . . . ..

13

ELECTRONICALLY CONTROLLED POWER
STEERING SYSTEM . . . . . . . . . . .

13

Wiring Diagram . . . . . . . . . . . . . .

13

BASIC INSPECTION . . . . . . . . ...

17

DIAGNOSIS AND REPAIR WORKFLOW . .

17

Work Flow . . . . . . . . . . . . . . . .

17

DTC/CIRCUIT DIAGNOSIS . . . . . . .

19

C1601 BATTERY POWER SUPPLY . . . .

19

Description . . . . . . . . . . . . . . . ...

19

DTC Logic . . . . . . . . . . . . . . . .

19

Diagnosis Procedure . . . . . . . . . . . ...

19

C1604 TORQUE SENSOR . . . . . . . .

21

DTC Logic . . . . . . . . . . . . . . . .

21

Diagnosis Procedure . . . . . . . . . . . ...

21

C1606 EPS MOTOR . . . . . . . . . . ..

23

DTC Logic . . . . . . . . . . . . . . . .

23

Diagnosis Procedure . . . . . . . . . . . ...

23

Component Inspection . . . . . . . . . . . .

23

C1607, C1608 EPS CONTROL UNIT . . . ...

24

DTC Logic . . . . . . . . . . . . . . . .

24

Diagnosis Procedure . . . . . . . . . . . ...

24

C1609 VEHICLE SPEED SIGNAL . . . . .

25

Description . . . . . . . . . . . . . . . ...

25

DTC Logic . . . . . . . . . . . . . . . .

25

Diagnosis Procedure . . . . . . . . . . . ...

25

C1610 ENGINE STATUS SIGNAL . . . . ...

26

Description . . . . . . . . . . . . . . . ...

26

DTC Logic . . . . . . . . . . . . . . . .

26

Diagnosis Procedure . . . . . . . . . . . ...

26

U1000 CAN COMM CIRCUIT . . . . . . ...

27

Description . . . . . . . . . . . . . . . ...

27

DTC Logic . . . . . . . . . . . . . . . .

27

Diagnosis Procedure . . . . . . . . . . . ...

27

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