Nissan Leaf. Manual - part 1153

TM-18

< REMOVAL AND INSTALLATION >

[REDUCTION GEAR: RE1F61B]

BREATHER HOSE

Never bring the vehicle into the READY status with the service plug removed unless otherwise

instructed in the Service Manual. A malfunction may occur if this is not observed.

REMOVAL

WARNING:

Disconnect the high voltage. Refer to 

GI-33, "How to Disconnect High Voltage"

.

1. Check voltage in high voltage circuit. (Check that condenser are discharged.)
a. Lift up the vehicle and remove the Li-ion battery under covers. Refer to 

EVB-181, "Exploded View"

.

b. Disconnect high voltage harness connector and PTC heater harness connector from front side of Li-ion

battery. Refer to 

EVB-181, "Removal and Installation"

.

c.

Measure voltage between high voltage harness connector terminals and PTC heater harness connector

terminals.

DANGER:

 

 Touching high voltage components without using the appropriate protective equipment will

cause electrocution.

CAUTION:

For voltage measurements, use a tester which can measure to 500 V or higher.

2. Remove front under cover. Refer to 

EXT-23, "FRONT UNDER COVER : Removal and Installation"

.

3. Remove clip   of normal charge port from harness bracket.

WARNING:

To prevent electric shock hazards, be sure to put on insulat-

ing protective gear before beginning work on the high volt-

age system.

4. Remove acoustic insulator mounting screw  .

Standard

: 5 V or less 

JPCIA0296ZZ

: Vehicle front

JSDIA4052ZZ

: Vehicle front

JSDIA4053ZZ

BREATHER HOSE

TM-19

< REMOVAL AND INSTALLATION >

[REDUCTION GEAR: RE1F61B]

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5. Remove harness bracket mounting bolt  .

WARNING:

To prevent electric shock hazards, be sure to put on insulat-

ing protective gear before beginning work on the high volt-

age system.

6. Remove breather   from harness bracket  .

WARNING:

To prevent electric shock hazards, be sure to put on insulat-

ing protective gear before beginning work on the high volt-

age system.

7. Remove clip   of breather hose from harness bracket and pull

out breather hose   from brush cover tube of reduction gear.

INSTALLATION

WARNING:

To prevent electric shock hazards, be sure to put on insulating protective gear before beginning work

on the high voltage system.

CAUTION:

• Never reuse resin clip (hose clip).

• Be careful not to be crushed or blocked by folding or bending the hose when installing the breather

hose.

• Ensure the breather is securely installed to the bracket.

• Ensure the clips are securely installed to the brackets.

: Vehicle front

JSDIA4054ZZ

JSDIA4055ZZ

JSDIA4056ZZ

TM-20

< REMOVAL AND INSTALLATION >

[REDUCTION GEAR: RE1F61B]

BREATHER HOSE

• Install breather hose so that the paint mark   is facing left-

ward.

• As shown in figure, fit breather hose onto brush cover tube

part all the way to its base (A).

: Vehicle left

JSDIA3970ZZ

JSDIA2129ZZ

REDUCTION GEAR

TM-21

< UNIT REMOVAL AND INSTALLATION >

[REDUCTION GEAR: RE1F61B]

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UNIT REMOVAL AND INSTALLATION

REDUCTION GEAR

Exploded View

INFOID:0000000010119530

Removal and Installation

INFOID:0000000010119531

DANGER:

Motor mounting rear

Motor mounting rear bracket

Traction motor

Seal 

Gasket

3-phase bus bar cover

High voltage warning label

Motor mounting RH bracket

Motor mounting RH

Water inlet

O-ring

Water outlet

Drain plug

Copper washer

Gasket

Drain plug

Motor mounting LH bracket

Motor mounting LH

Clip

Breather hose

Breather box

Filler plug

Gasket

Reduction gear

O-ring

A.

Shaft spline

B.

Inside of input shaft (inside of spline)

: N·m (kg-m, in-lb) 

: N·m (kg-m, ft-lb)

: Always replace after every disassembly.

: Apply lithium-based grease including molybdenum disulphide.

JSCIA1029GB