Nissan Leaf. Manual - part 1076

SEC-66

< BASIC INSPECTION >

[WITH INTELLIGENT KEY SYSTEM]

ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT

If “Before Replace ECU” cannot be used, use the "After Replace ECU" or "Manual Configuration" after replac-

ing BCM.

>> GO TO 2.

2.

REPLACE BCM

Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

>> GO TO 3.

3.

WRITING VEHICLE SPECIFICATION

CONSULT

1. Enter "Re/Programming, Configuration".

2. If “Before Replace ECU” operation was performed, automatically an "Operation Log Selection" screen will

be displayed. Select the applicable file from the "Saved Data List" and press “Confirm” to write vehicle

specification. Refer to 

BCS-58, "CONFIGURATION (BCM) : Work Procedure"

.

3. If “Before Replace ECU” operation was not performed, select "After Replace ECU" or "Manual Configura-

tion" to write vehicle specification. Refer to 

BCS-58, "CONFIGURATION (BCM) : Work Procedure"

.

>> GO TO 4.

4.

INITIALIZE BCM (NATS)

Perform BCM initialization. (NATS)

>> Work End.

P1610 LOCK MODE

SEC-67

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

DTC/CIRCUIT DIAGNOSIS

P1610 LOCK MODE

Description

INFOID:0000000010119246

VCM forcibly switches to the mode that inhibits vehicle to be READY, when READY set operation is performed

5 times or more while communication between VCM and BCM is not normal.

DTC Logic

INFOID:0000000010119247

DTC DETECTION LOGIC

NOTE:

If DTC P1610 is displayed with other DTC (for BCM or EV/HEV), first perform the trouble diagnosis for other

DTC.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Turn power switch ON.

2. Check DTC in “Self Diagnostic Result” of “EV/HEV” using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-67, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010119248

1.

CHECK VEHICLE READY SET FUNCTION

1. Check that DTC except DTC P1610 is not detected.

If detected, erase the DTC after fixing.

2. Turn power switch OFF.

3. Contact the registered Intelligent Key backside to power switch and wait 5 seconds.

4. Turn power switch ON.

5. Turn power switch OFF and wait 5 seconds.

6. Repeat steps 3 and 5 twice (a total of 3 times).

7. Check that vehicle can be set to READY.

>> Inspection End.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

P1610

LOCK MODE

When VCM detects a communication malfunction 
between VCM and BCM 5 times or more.

—

SEC-68

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

P1611 ID DISCORD, IMMU-VCM

P1611 ID DISCORD, IMMU-VCM

DTC Logic

INFOID:0000000010119249

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Turn power switch ON.

2. Check DTC in “Self Diagnostic Result” of “EV/HEV” using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-68, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010119250

1.

PERFORM INITIALIZATION

1. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT. Refer to the CON-

SULT Immobilizer mode and follow the on screen instructions.

2. Check that the vehicle can be set to READY using registered Intelligent Key.
Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 2.

2.

CHECK SELF DIAGNOSTIC RESULT

1. Select “Self Diagnostic Result” of “EV/HEV” using CONSULT.

2. Erase DTC.

3. Perform DTC CONFIRMATION PROCEDURE for DTC P1611. Refer to 

SEC-68, "DTC Logic"

.

Is DTC detected?

YES

>> GO TO 3.

NO

>> Inspection End.

3.

REPLACE BCM

1. Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT. Refer to the CON-

SULT Immobilizer mode and follow the on screen instructions.

3. Check that the vehicle can be set to READY using registered Intelligent Key.
Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 4.

4.

REPLACE VCM

Replace VCM. Refer to 

EVC-423, "Removal and Installation"

.

>> Inspection End.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

P1611

ID DISCORD, IMMU-VCM

The ID verification results between BCM 
and VCM are NG.

• BCM
• VCM

P1612 CHAIN OF VCM-IMMU

SEC-69

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

P1612 CHAIN OF VCM-IMMU

DTC Logic

INFOID:0000000010119251

DTC DETECTION LOGIC

NOTE:

• If DTC P1612 is displayed with DTC U1000 (for BCM), first perform the trouble diagnosis for DTC U1000.

Refer to 

BCS-61, "DTC Logic"

.

• If DTC P1612 is displayed with DTC U1010 (for BCM), first perform the trouble diagnosis for DTC U1010.

Refer to 

BCS-62, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Turn power switch ON.

2. Check DTC in “Self Diagnostic Result” of “EV/HEV” using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-69, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000010119252

1.

REPLACE BCM

1. Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.  Refer to the CON-

SULT Immobilizer mode and follow the on screen instructions.

3. Check that the vehicle can be set to READY using registered Intelligent Key.
Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 2.

2.

REPLACE VCM

Replace VCM. Refer to 

EVC-423, "Removal and Installation"

.

>> Inspection End.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

P1612

CHAIN OF VCM-IMMU

Inactive communication between VCM 
and BCM

• Harness or connectors

(The CAN communication line is open or 
shorted.)

• BCM 
• VCM