Nissan Leaf. Manual - part 464

 

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Nissan Leaf. Manual - part 464

 

 

P33D6 CURRENT SENSOR

EVB-139

< DTC/CIRCUIT DIAGNOSIS >

D

E

F

G

H

I

J

K

L

M

A

B

EVB

N

O

P

P33D6 CURRENT SENSOR

DTC Logic

INFOID:0000000010121137

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Power switch ON and wait for 10 seconds or more.

2. Select “Self Diagnostic Result” of “HV BAT”.

3. Check DTC.
Is P33D6 detected?

YES

>> Refer to 

EVB-139, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010121138

DANGER:

Since hybrid vehicles and electric vehicles contain a high voltage battery, there is the risk of

electric shock, electric leakage, or similar accidents if the high voltage component and vehicle are

handled incorrectly. Be sure to follow the correct work procedures when performing inspection and

maintenance.

WARNING:

• Be sure to remove the service plug in order to disconnect the high voltage circuits before perform-

ing inspection or maintenance of high voltage system harnesses and parts.

• The removed service plug must always be carried in a pocket of the responsible worker or placed in

the tool box during the procedure to prevent the plug from being connected by mistake.

• Be sure to wear insulating protective equipment consisting of glove, shoes, face shield and glasses

before beginning work on the high voltage system.

• Never allow workers other than the responsible person to touch the vehicle containing high voltage

parts. To keep others from touching the high voltage parts, these parts must be covered with an insu-

lating sheet except when using them.

• Refer to 

EVB-7, "High Voltage Precautions"

.

CAUTION:

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.

1.

PRECONDITIONING

WARNING:

Disconnect high voltage. Refer to 

GI-33, "How to Disconnect High Voltage"

.

1. Remove Li-ion battery. Refer to 

EVB-181, "Removal and Installation"

.

2. Remove battery pack upper case. Refer to 

EVB-191, "BATTERY PACK UPPER CASE : Removal and

Installation"

.

>> GO TO 2.

2.

CHECK CURRENT SENSOR

1. Disconnect Li-ion battery controller harness connector.

2. Check the resistance of current sensor from Li-ion battery controller side.

DTC

Trouble diagnosis name

DTC detecting condition

Possible causes

P33D6

CURRENT SENSOR

Deviation from the specified voltage characteristics of 
battery current sensor.

Li-ion battery controller

EVB-140

< DTC/CIRCUIT DIAGNOSIS >

P33D6 CURRENT SENSOR

Is the inspection result normal?

YES

>> Replace Li-ion battery controller. Refer to 

EVB-201, "LI-ION BATTERY CONTROLLER : Removal

and Installation"

.

NO

>> GO TO 3.

3.

CHECK HARNESS BETWEEN LI-ION BATTERY CONTROLLER AND BATTERY JUNCTION BOX (CUR-

RENT SENSOR)
1. Disconnect current sensor harness connector.

2. Check continuity between Li-ion battery controller and current sensor.

Is the inspection result normal?

YES

>> Replace current sensor. Refer to 

EVB-206, "BATTERY JUNCTION BOX AND BATTERY HAR-

NESS : Disassembly and Assembly"

.

NO

>> Repair harness or connector.

Li-ion battery controller

Resistance value

Connector

Terminal

LB11

10

9

1 k

Ω–10 MΩ

9

15

Li-ion battery controller

Current sensor

Continuity

Connector

Terminal

Connector

Terminal

LB11

10

LB5

S

Existed

9

V

15

G

P33D7, P33D9, P33DD TEMPERATURE SENSOR

EVB-141

< DTC/CIRCUIT DIAGNOSIS >

D

E

F

G

H

I

J

K

L

M

A

B

EVB

N

O

P

P33D7, P33D9, P33DD TEMPERATURE SENSOR

DTC Logic

INFOID:0000000010121139

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Power switch ON and wait for 10 seconds or more.

2. Select “Self Diagnostic Result” of “HV BAT”.

3. Check DTC.
Is any DTC detected?

YES

>> Refer to 

EVB-141, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010121140

DANGER:

Since hybrid vehicles and electric vehicles contain a high voltage battery, there is the risk of

electric shock, electric leakage, or similar accidents if the high voltage component and vehicle are

handled incorrectly. Be sure to follow the correct work procedures when performing inspection and

maintenance.

WARNING:

• Be sure to remove the service plug in order to disconnect the high voltage circuits before perform-

ing inspection or maintenance of high voltage system harnesses and parts.

• The removed service plug must always be carried in a pocket of the responsible worker or placed in

the tool box during the procedure to prevent the plug from being connected by mistake.

• Be sure to wear insulating protective equipment consisting of glove, shoes, face shield and glasses

before beginning work on the high voltage system.

• Never allow workers other than the responsible person to touch the vehicle containing high voltage

parts. To keep others from touching the high voltage parts, these parts must be covered with an insu-

lating sheet except when using them.

• Refer to 

EVB-7, "High Voltage Precautions"

.

CAUTION:

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.

1.

PRECONDITIONING

WARNING:

Disconnect high voltage. Refer to 

GI-33, "How to Disconnect High Voltage"

.

1. Remove Li-ion battery. Refer to 

EVB-181, "Removal and Installation"

.

2. Remove battery pack upper case. Refer to 

EVB-191, "BATTERY PACK UPPER CASE : Removal and

Installation"

.

>> GO TO 2.

2.

CHECK HARNESS

DTC

Trouble diagnosis name

DTC detecting condition

Possible causes

P33D7

TEMPERATURE SENSOR

Battery temperature sensor 1 center signal voltage is 
too high or too low.

• Battery temperature sensor
• Li-ion battery controller
• Harness or connector

P33D9

Battery temperature sensor 2 signal voltage is too high 
or too low.

P33DD

Battery temperature sensor 4 signal voltage is too high 
or too low.

EVB-142

< DTC/CIRCUIT DIAGNOSIS >

P33D7, P33D9, P33DD TEMPERATURE SENSOR

1. Power switch OFF.

2. Check a connection state of harness connector of Li-ion battery controller.
Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Recover the connection status.

3.

CHECK BATTERY TEMPERATURE SENSOR

Refer to 

EVB-142, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Replace battery temperature sensor.

4.

CHECK HARNESS BETWEEN BATTERY TEMPERATURE SENSOR AND GROUND

1. Disconnect Li-ion battery controller harness connector.

2. Check continuity between battery temperature sensor harness connector and ground.

Is the inspection result normal?

YES

>> Replace Li-ion battery controller. Refer to 

EVB-201, "LI-ION BATTERY CONTROLLER : Removal

and Installation"

.

NO

>> Repair harness or connector.

Component Inspection

INFOID:0000000010121141

1.

CHECK BATTERY TEMPERATURE SENSOR

1. Remove battery temperature sensor. Refer to 

EVB-190, "BATTERY PACK UPPER CASE : Exploded

View"

.

2. Check resistance between battery temperature sensor terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace battery temperature sensor.

Battery tem-

perature sen-

sor

Connector

Terminal

Continuity

1

LB9

1

Ground

No existed

2

LB10

4

4

LB10

2

Battery temperature sensor

Terminals

Condition

Resistance (k

Ω)

1

1

5

Temperature 

°C (°F)

10 (50)

Approx. 7.4

2

4

3

25 (77)

Approx. 4.0

4

2

1

40 (104)

Approx. 2.3

 

 

 

 

 

 

 

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