Nissan Versa Sedan. Instruction - part 703

SEC-84

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2608 STARTER RELAY

3.

CHECK STARTER RELAY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect starter relay.

3. Disconnect BCM connector.

4. Check continuity between starter relay harness connector and BCM harness connector.

5. Check continuity between starter relay harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

4.

CHECK STARTER RELAY

Refer to 

SEC-84, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace starter relay.

5.

REPLACE BCM

1. Replace BCM. Refer to 

BCS-69, "Removal and Installation"

.

2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.

3. Perform DTC CONFIRMATION PROCEDURE for B2605. Refer to 

SEC-81, "DTC Logic"

.

Is DTC B2605 detected again?

YES

>> Replace IPDM E/R. Refer to 

PCS-30, "Removal and Installation"

.

NO

>> Inspection End.

Component Inspection

INFOID:0000000009268426

1.

CHECK STARTER RELAY

1. Turn ignition switch OFF.

2. Disconnect starter relay.

3. Check continuity between starter relay terminals.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace starter relay.

Starter relay

BCM

Continuity

Connector

Terminal

Connector

Terminal

E41

1

M98

97

Yes

Starter relay

Ground

Continuity

Connector

Terminal

E41

1

No

Starter relay

Condition

Continuity

Terminal

3

5

12 V direct current supply between terminals 1 and 2

Yes

No current supply

No

B260F ENGINE STATUS

SEC-85

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

B260F ENGINE STATUS

Description

INFOID:0000000009268427

BCM receives the engine status signal from ECM via CAN communication.

DTC Logic

INFOID:0000000009268428

DTC DETECTION LOGIC

NOTE:

• If DTC B260F is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

BCS-59, "DTC Logic"

.

• If DTC B260F is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

BCS-60, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Turn ignition switch ON and wait 2 seconds or more.

2. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-85, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009268429

1.

INSPECTION START

1. Turn ignition switch ON.

2. Select Self Diagnostic Result mode of BCM using CONSULT.

3. Touch ERASE.

4. Perform DTC CONFIRMATION PROCEDURE for DTC B260F. Refer to 

SEC-85, "DTC Logic"

.

Is DTC detected?

YES

>> GO TO 2.

NO

>> Inspection End.

2.

REPLACE ECM

1. Replace ECM.

Refer to 

EC-463, "Removal and Installation"

.

2. Perform “ADDITIONAL SERVICE WHEN REPLACING ECM”.

Refer to 

EC-122, "Work Procedure"

.

>> Inspection End.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B260F

ECM CAN COMM

BCM has not yet received the engine status 
signal from ECM when ignition switch is in 
the ON position.

• Harness or connectors

(The CAN communication line is open 
or shorted.)

• ECM

SEC-86

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B26F3 STARTER CONTROL RELAY

B26F3 STARTER CONTROL RELAY

DTC Logic

INFOID:0000000009268430

DTC DETECTION LOGIC

NOTE:

• If DTC B26F3 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

BCS-59, "DTC Logic"

.

• If DTC B26F3 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

BCS-60, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Press push-button ignition switch under the following conditions to start engine.

-

Selector lever: In the P position

-

Brake pedal: Not depressed

2. Wait 2 seconds after engine started.

3. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-86, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009268431

1.

CHECK DTC OF IPDM E/R

Check DTC in Self Diagnostic Result mode of IPDM E/R using CONSULT.
Is DTC detected?

YES

>> Perform the diagnosis procedure related to the detected DTC. Refer to 

PCS-19, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-45, "Intermittent Incident"

.

>> Inspection End.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B26F3

START CONT RLY ON

BCM requests IPDM E/R to turn starter 
control relay OFF, but BCM cannot receive 
starter control relay OFF state signal from 
IPDM E/R (CAN).

• Harness or connectors

(The CAN communication line is open 
or shorted.)

• IPDM E/R

B26F4 STARTER CONTROL RELAY

SEC-87

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

B26F4 STARTER CONTROL RELAY

DTC Logic

INFOID:0000000009268432

DTC DETECTION LOGIC

NOTE:

• If DTC B26F4 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to

BCS-59, "DTC Logic"

.

• If DTC B26F4 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to

BCS-60, "DTC Logic"

.

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1. Press push-button ignition switch under the following conditions to start engine, and wait 1 second or

more.

-

Selector lever: In the P position

-

Brake pedal: Not depressed

2. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?

YES

>> Go to 

SEC-87, "Diagnosis Procedure"

.

NO

>> Inspection End.

Diagnosis Procedure

INFOID:0000000009268433

1.

CHECK DTC OF IPDM E/R

Check DTC in Self Diagnostic Result mode of IPDM E/R using CONSULT.
Is DTC detected?

YES

>> Perform the diagnosis procedure related to the detected DTC. Refer to 

PCS-19, "DTC Index"

.

NO

>> GO TO 2.

2.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-45, "Intermittent Incident"

.

>> Inspection End.

DTC No.

Trouble diagnosis name

DTC detecting condition

Possible cause

B26F4

START CONT RLY OFF

BCM requests IPDM E/R to turn starter 
control relay ON, but BCM cannot receive 
starter control relay ON state signal from 
IPDM E/R (CAN).

• Harness or connectors

(The CAN communication line is open 
or shorted.)

• IPDM E/R