Nissan Teana J32. Manual - part 1015

SEC-48

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

B2014 CHAIN OF STRG-IMMU

Is the inspection normal?

YES

>> Replace BCM. Refer to 

BCS-78, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK STEERING LOCK UNIT GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Check continuity between steering lock unit and ground.

Is the inspection normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK STEERING LOCK UNIT COMMUNICATION SIGNAL

1.

Connect steering lock unit connector.

2.

Read voltage signal between steering lock unit harness connector and ground.

Is the inspection normal?

YES

>> Replace steering lock unit.

NO

>> GO TO 5.

5.

CHECK STEERING LOCK UNIT COMMUNICATION CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect steering lock unit and BCM connector.

3.

Check continuity between steering lock unit harness connector and BCM harness connector.

Steering lock unit

Ground

Continuity

Connector

Terminal

M12

7

Not existed

Steering lock unit

Ground

Continuity

Connector

Terminal

M12

5

Existed

6

(+)

(–)

Condition

Voltage (V)

(Approx.)

Steering lock unit

Connector

Terminal

M12

2

Ground

Steering lock unit

Lock status

Battery voltage

Lock or unlock

For 15 seconds after 
unlock

Battery voltage

15 seconds or later 
after unlock.

0 

Steering is locked

: Opening the door when ignition switch is ON to OFF.

Steering is unlocked

: Ignition switch is OFF to ACC.

JMKIA0066GB

B2014 CHAIN OF STRG-IMMU

SEC-49

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

4.

Check continuity between steering lock unit harness connector and ground.

Is the inspection normal?

YES

>> GO TO 6.

NO

>> Repair or replace harness.

6.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-35, "Intermittent Incident"

.

>> INSPECTION END

Steering lock unit

BCM

Continuity

Connector

Terminal

Connector

Terminal

M12

2

M122

111

Existed

Steering lock unit

Ground

Continuity

Connector

Terminal

M12

2

Not existed

SEC-50

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

B2555 STOP LAMP

B2555 STOP LAMP

Description

INFOID:0000000003814960

BCM detects the stop lamp status and confirms the stop lamp switch ON/OFF status. BCM confirms the
engine start condition according to the stop lamp switch ON/OFF status.

DTC Logic

INFOID:0000000003814961

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Depress the brake pedal and wait for at least 1 second.

2.

Check “Self diagnostic result” with CONSULT-III.

Is DTC detected?

YES

>> Go to 

SEC-50, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000003814962

1.

CHECK STOP LAMP SWITCH INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector.

3.

Check voltage between BCM harness connector and ground.

Is the inspection normal?

YES

>> GO TO 2.

NO

>>

Check the following.

• 10A fuse [No. 7, located in the fuse block (J/B)]
• Harness for open or short between BCM and fuse.

2.

CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT

1.

Disconnect stop lamp switch connector.

2.

Check voltage between stop lamp harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Check harness for open or short between stop lamp switch and fuse.

DTC No.

Trouble diagno-

sis name

DTC detecting condition

Possible cause

B2555

STOP LAMP

BCM makes a comparison between the 
upper voltage and lower voltage of stop 
lamp switch. It judges from their values to 
detect the malfunctioning circuit.

• Harness or connectors

(Stop lamp switch circuit is open or shorted)

• Stop lamp switch
• Fuse

(+)

(–)

Voltage (V)

(Approx.)

BCM

Connector

Terminal

M123

116

Ground

Battery voltage

(+)

(–)

Voltage (V)

(Approx.)

Stop lamp switch

Connector

Terminal

E115

1

Ground

Battery voltage

B2555 STOP LAMP

SEC-51

< COMPONENT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

3.

CHECK STOP LAMP SWITCH CIRCUIT

1.

Check continuity between stop lamp switch harness connector and BCM harness connector.

2.

Check continuity between stop lamp switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK STOP LAMP SWITCH

Refer to 

SEC-51, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace stop lamp switch. Refer to 

BR-17, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-35, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000003814963

1.

CHECK STOP LAMP SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect stop lamp switch connector.

3.

Check continuity between stop lamp switch terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace stop lamp switch. Refer to 

BR-17, "Removal and Installation"

.

Stop lamp switch

BCM

Continuity

Connector

Terminal

Connector

Terminal

E115

2

M123

118

Existed

Stop lamp switch

Ground

Continuity

Connector

Terminal

E115

2

Not existed

Stop lamp switch

Condition

Continuity

Terminal

1

2

Brake pedal

Not depressed

Not existed

Depressed

Existed