Nissan Leaf. Manual - part 1137

ST-40

< REMOVAL AND INSTALLATION >

[WITH HEATED STEERING WHEEL]

STEERING GEAR AND LINKAGE

STEERING GEAR AND LINKAGE

Exploded View

INFOID:0000000010119107

REMOVAL 

DISASSEMBLY 

1.

Steering gear assembly

2.

Front suspension member

: Vehicle front

: N·m (kg-m, ft-lb)

: Always replace after every disassembly.

JPGIA0178GB

STEERING GEAR AND LINKAGE

ST-41

< REMOVAL AND INSTALLATION >

[WITH HEATED STEERING WHEEL]

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Removal and Installation

INFOID:0000000010119108

REMOVAL

1. Set vehicle to the straight-ahead position.
2. Remove intermediate shaft bolt (steering gear assembly side). Refer to 

ST-38, "Removal and Installation"

.

CAUTION:

• Spiral cable may be cut if steering wheel turns while separating steering column assembly and

steering gear assembly. Always fix the steering wheel using string to avoid turning.

• Place a matching mark on both intermediate shaft and steering gear assembly before removing

intermediate shaft.

• When removing intermediate shaft, do not insert a tool, such as a screwdriver, into the yoke

groove to pull out the intermediate shaft. In case of the violation of the above, replace intermedi-

ate shaft with a new one.

3. Remove wheel and tire using power tool. Refer to 

WT-45, "Exploded View"

.

4. Remove front under cover. Refer to 

EXT-23, "FRONT UNDER COVER : Exploded View"

.

5. Remove Li-ion battery under cover (front). Refer to 

EVB-181, "Exploded View"

.

6. Remove fender protector. Refer to 

EXT-21, "FENDER PROTECTOR : Exploded View"

.

7. Remove stabilizer connecting rod. Refer to 

FSU-19, "Exploded View"

.

1.

Outer socket

2.

Boot clamp (small diameter)

3.

Boot

4.

Boot clamp (large diameter)

5.

Gear housing assembly

6.

Fire wall seal

: N·m (kg-m, ft-lb)

: Always replace after every disassembly.

: Apply Genuine Lithium Soap, Autorex A (manufactured by Kyodo yushi) or equivalent.

JPGIA0179GB

ST-42

< REMOVAL AND INSTALLATION >

[WITH HEATED STEERING WHEEL]

STEERING GEAR AND LINKAGE

8. Remove steering outer socket from steering knuckle so as not to

damage ball joint boot using suitable ball joint remover (com-

mercial service tool).

CAUTION:

Temporarily tighten the nut to prevent damage to threads

and to prevent the ball joint remover from sudden drop

turning.

9. Separate transverse link from steering knuckle using power tool.

Refer to 

FAX-9, "Exploded View"

.

10. Set suitable jack under reduction gear and traction motor.

CAUTION:

• At this step, the jack must be set only for supporting the

removal procedure. For details on jacking up the vehicle,

refer to 

GI-43, "Garage Jack and Safety Stand and 2-Pole

Lift"

.

• Do not damage the reduction gear and traction motor with

a jack.

• Check the stable condition when using a jack.

11. Separate high voltage harness clip from bracket.

12. Remove motor mounting rear bolt. Refer to 

TMS-109, "Removal

and Installation"

.

13. Remove motor mounting (LH and RH) bolts from front suspen-

sion member. Refer to 

TMS-109, "Removal and Installation"

.

14. Remove member stay and rebound stopper with power tool.

Refer to 

FSU-22, "Exploded View"

.

15. Remove suspension member bolts, washer, and rebound stop-

per rubber using power tool. Refer to 

FSU-22, "Exploded View"

.

16. Remove front suspension member from vehicle body.

CAUTION:

Check the stable condition when using a jack.

17. Remove steering gear assembly with power tool.
18. Perform inspection after removal. Refer to 

ST-44, "Inspection"

.

INSTALLATION

Note the following, and install in the reverse order of removal.

CAUTION:

• Spiral cable may be cut if steering wheel turns while separating steering column assembly and steer-

ing gear assembly. Always fix the steering wheel using string to avoid turning.

• Do not reuse steering outer socket fixing nut and steering gear assembly nut.

SGIA0184J

JSEIA0333ZZ

: Front

JSEIA0331ZZ

: Vehicle front

JSEIA0332ZZ

STEERING GEAR AND LINKAGE

ST-43

< REMOVAL AND INSTALLATION >

[WITH HEATED STEERING WHEEL]

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• Perform final tightening of nuts and bolts on each part under unladen conditions with tires on level ground

when removing steering gear assembly. Check wheel alignment. Refer to 

FSU-11, "Inspection"

.

• Rotate steering wheel to check for decentered condition, binding, noise or excessive steering effort.

• Perform inspection after installation. Refer to 

ST-44, "Inspection"

.

Disassembly and Assembly

INFOID:0000000010119109

DISASSEMBLY

1. Loosen outer socket lock nut, and remove outer socket.

CAUTION:

When loosening lock nut, be sure to fix outer socket with a wrench or an equivalent.

2. Remove boot clamps, and then remove boot from inner socket.

CAUTION:

Never damage inner socket part of gear housing assembly when removing boot. Steering gear

assembly must be replaced if gear housing assembly are damaged because it may cause foreign

material interfusion.

3. Remove fire wall seal.
4. Perform inspection after disassembly. Refer to 

ST-44, "Inspection"

.

ASSEMBLY

1. Install fire wall seal to gear housing assembly.

CAUTION:

Install fire wall seal (1) so that the groove (A) for locating is

securely set to gear housing assembly (2) protrusion (B).

2. Apply recommended grease to inner socket part (A) of gear

housing assembly, and install boot to gear housing assembly.

Use Genuine Lithium Soap, Autorex A (manufactured by

Kyodo yushi) or equivalent. 

CAUTION:

Never reuse boot.

3. Install boot clamp (large diameter) (1) to boot using boot band

crimping tool (A) [SST: KV40107300 (

—

)].

CAUTION:

• Never reuse boot clamp (large diameter).

• Install boot clamp (large diameter) (1) securely to boot

groove, and crimp it so as to have clearance (B) of 3 mm

(0.12 in) or less as shown.

4. Install boot clamp (small diameter) to boot.

CAUTION:

Never reuse boot clamp (small diameter).

JPGIA0180ZZ

Grease application position (Reference)
B

: 10 mm (0.39 in)

JPGIA0102ZZ

JSGIA0140ZZ