Nissan Leaf. Manual - part 565

 

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Nissan Leaf. Manual - part 565

 

 

EVC-284

< DTC/CIRCUIT DIAGNOSIS >

P318C ELECTRIC SHIFT

P318C ELECTRIC SHIFT

DTC Logic

INFOID:0000000010120751

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

• Turn power switch OFF and wait at least 90 seconds.

CAUTION:

During this period, never perform vehicle handling such as opening and closing of doors. If some

kind of vehicle handling is performed, then wait another 90 seconds or more from the time of the

vehicle handling.

• Make sure that 12V battery voltage is 11 V or more.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE-1

With CONSULT

1. Turn power switch ON and wait at least 5 seconds.

2. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-285, "Diagnosis Procedure"

.

NO

>> GO TO 3.

3.

PERFORM DTC CONFIRMATION PROCEDURE-2

With CONSULT

1. Shift the selector lever to the entire position from R to D, and shift it to P position.

CAUTION:

Hold the lever at each position for 15 seconds or more.

2. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-285, "Diagnosis Procedure"

.

NO

>> GO TO 4.

4.

PERFORM DTC CONFIRMATION PROCEDURE-3

With CONSULT

1. Set the vehicle to READY.

2. Drive the vehicle at 15 km/h (10 MPH) with the selector lever in D range. From this condition, shift the

selector lever in R range.

CAUTION:

Always drive vehicle at safe speed.

3. Stop the vehicle.

4. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-285, "Diagnosis Procedure"

.

NO

>> GO TO 5.

5.

PERFORM DTC CONFIRMATION PROCEDURE-4

With CONSULT

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P318C

ELECTRIC SHIFT SYS-
TEM
(Electric shift system)

Differ between current shift position and shift position sig-
nal sent from the electric shift control module.

Electric shift control module 
(built in to VCM)

P318C ELECTRIC SHIFT

EVC-285

< DTC/CIRCUIT DIAGNOSIS >

D

E

F

G

H

I

J

K

L

M

A

B

EVC

N

O

P

1. Drive the vehicle at 15 km/h (10 MPH) with the selector lever in R range. From this condition, shift the

selector lever in D range.

CAUTION:

Always drive vehicle at safe speed.

2. Stop the vehicle.

3. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-285, "Diagnosis Procedure"

.

NO

>> GO TO 6.

6.

PERFORM DTC CONFIRMATION PROCEDURE-5

With CONSULT

1. Shift the selector lever to P range and turn power switch OFF.

2. Connect EVSE and start normal charge.

3. Turn power switch ON.

4. Shift the selector lever to other than P range.

5. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-285, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010120752

1.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

1. Erase DTC.

2. Perform DTC confirmation procedure again. Refer to 

EVC-284, "DTC Logic"

.

Is the DTC “P318C” detected again?

YES

>> Peplace VCM. Refer to 

EVC-423, "Removal and Installation"

.

NO

>> INSPECTION END

EVC-286

< DTC/CIRCUIT DIAGNOSIS >

P318D CAN COMMUNICATION

P318D CAN COMMUNICATION

DTC Logic

INFOID:0000000010120753

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

• Turn power switch OFF and wait at least 90 seconds.

CAUTION:

During this period, never perform vehicle handling such as opening and closing of doors. If some

kind of vehicle handling is performed, then wait another 90 seconds or more from the time of the

vehicle handling.

• Make sure that 12V battery voltage is 11 V or more.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1. Turn power switch ON and wait at least 10 seconds.

2. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-286, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010120754

1.

PERFORM CONFIRMATION PROCEDURE AGAIN

1. Erase DTC.

2. Perform confirmation procedure again. Refer to 

EVC-286, "DTC Logic"

.

Is DTC “P318D” detected again?

YES

>> Replace VCM. Refer to 

EVC-423, "Removal and Installation"

.

NO

>> Check intermittent incident. Refer to 

GI-53, "Intermittent Incident"

.

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P318D

COMMUNICATION ERROR
(Communication error)

When VCM is not transmitting CAN communication signal for 
2 seconds or more.

VCM

P3191, P319C, P31A7 EV SYSTEM CAN COMMUNICATION

EVC-287

< DTC/CIRCUIT DIAGNOSIS >

D

E

F

G

H

I

J

K

L

M

A

B

EVC

N

O

P

P3191, P319C, P31A7 EV SYSTEM CAN COMMUNICATION

DTC Logic

INFOID:0000000010120755

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PRECONDITIONING

• Turn power switch OFF and wait at least 90 seconds.

CAUTION:

During this period, never perform vehicle handling such as opening and closing of doors. If some

kind of vehicle handling is performed, then wait another 90 seconds or more from the time of the

vehicle handling.

• Make sure that 12V battery voltage is 11 V or more.

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn power switch ON and wait at least 10 seconds.

2. Check DTC.
Is DTC detected?

YES

>> Proceed to 

EVC-287, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000010120756

1.

PERFORM TROUBLE DIAGNOSIS FOR CAN COMMUNICATION

Perform trouble diagnosis for CAN communication. Refer to 

LAN-17, "Trouble Diagnosis Flow Chart"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace error-detected parts.

2.

CHECK SELF-DIAGNOSTIC RESULT IN VCM

With CONSULT

Check self-diagnostic result in “EV/HEV”.
Is any EV system CAN error (U1000 excluded) other than DTC P3191, P319C, and P31A7 detected? 

YES

>> GO TO 3.

NO

>> GO TO 4.

3.

REPLACE VCM

With CONSULT

1. Replace VCM. Refer to 

EVC-423, "Removal and Installation"

.

2. Perform DTC confirmation procedure again. Refer to 

EVC-287, "DTC Logic"

.

Is DTC P3191, P319C, or P31A7 detected again?

YES

>> Replace traction motor inverter. Refer to 

TMS-103, "Removal and Installation"

.

NO

>> INSPECTION END

4.

REPLACE TRACTION MOTOR INVERTER

DTC

CONSULT screen terms

(Trouble diagnosis content)

DTC detecting condition

Possible cause

P3191

COMMUNICATION ER-
ROR
(Communication error)

When VCM detects an error signal that is received from traction 
motor inverter via CAN communication

• CAN communication
• Traction motor inverter
• VCM

P319C

P31A7

 

 

 

 

 

 

 

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