Nissan X-Trail 32. Manual - part 1854

B27E6 S/L ANTI-SCAN MODE

SEC-183

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

5.

REPLACE BCM

Replace BCM. Refer to 

BCS-121, "Removal and Installation"

.

>> INSPECTION END

SEC-184

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B27E7 S/L UNDETERMINED UNLOCK POS

B27E7 S/L UNDETERMINED UNLOCK POS

DTC Description

INFOID:0000000010922225

DTC DETECTION LOGIC

POSSIBLE CAUSE

Steering lock unit

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Press push-button ignition switch under the following conditions.

-

Selector lever: In the P position 

-

Brake pedal: Not depressed

2.

Select “Self Diagnostic Result” mode of “BCM” using CONSULT.

Is DTC detected?

YES

>> Refer to 

SEC-184, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010922226

1.

CHECK SELF DIAGNOSTIC RESULT

Perform DTC CONFIRMATION PROCEDURE for DTC B27E7-00. Refer to 

SEC-184, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 2.

NO

>> INSPECTION END

2.

CHECK STEERING LOCK UNIT SENSOR CIRCUIT OUTPUT SIGNAL

Check voltage between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 3.

3.

CHECK STEERING LOCK UNIT SENSOR CIRCUIT OUTPUT SIGNAL CIRCUIT

1.

Disconnect BCM connector and steering lock unit connector.

2.

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

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B27E7–00

S/L UNDETERMINED UN-
LOCK POS
(Steering lock unit undeter-
mined unlock position)

When the steering lock unit does not perform unlock operation successfully.

(+)

(-)

Condition

Voltage

Steering lock unit

Connector

Terminal

M57

6

Ground

Steering lock unit

Active

9 - 16 V

Not active

0 - 0.5 V

B27E7 S/L UNDETERMINED UNLOCK POS

SEC-185

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

3.

Check continuity between steering lock unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

4.

REPLACE STEERING LOCK UNIT

1.

Replace steering lock unit.

2.

Perform the service procedure for steering lock unit replacement. Refer to 

SEC-101, "STEERING LOCK

UNIT : Work Procedure"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 5.

5.

REPLACE BCM

Replace BCM. Refer to 

BCS-121, "Removal and Installation"

.

Is DTC detected?

YES

>> INSPECTION END

NO

>> GO TO 6.

6.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

.

>> INSPECTION END

BCM

Steering lock unit

Continuity

Connector

Terminal

Connector

Terminal

M86

90

M57

6

Existed

Steering lock unit

Ground

Continuity

Connector

Terminal

M57

6

Not existed

SEC-186

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B27E8 S/L UNDETERMINED LOCK POS

B27E8 S/L UNDETERMINED LOCK POS

DTC Description

INFOID:0000000010922227

DTC DETECTION LOGIC

POSSIBLE CAUSE

• BCM
• Steering lock unit

FAIL-SAFE

Inhibit steering lock

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Performs lock operation of the steering unit.

2.

Press push-button ignition switch under the following condition.

-

Selector lever: In the P position 

-

Brake pedal: Not depressed

3.

Select “Self Diagnostic Result” mode of “BCM” using CONSULT.

Is DTC detected?

YES

>> Refer to 

SEC-186, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010922228

1.

REPLACE STEERING LOCK UNIT

1.

Replace steering lock unit.

2.

Perform the service procedure for steering lock unit replacement. Refer to 

SEC-101, "STEERING LOCK

UNIT : Work Procedure"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> GO TO 2.

2.

REPLACE BCM

Replace BCM. Refer to 

BCS-121, "Removal and Installation"

.

Is DTC detected?

YES

>> INSPECTION END

NO

>> GO TO 3.

3.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

.

>> INSPECTION END

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B27E8–00

S/L UNDETERMINED LOCK POS
(Steering lock unit undetermined 
lock position)

When the steering lock unit does not perform lock operation successfully.