Nissan X-Trail 32. Manual - part 1839

B2556 PUSH-BUTTON IGNITION SWITCH

SEC-123

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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B2556 PUSH-BUTTON IGNITION SWITCH

DTC Description

INFOID:0000000010922155

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors

(Push-button ignition switch circuit is shorted.)

• Push-button ignition switch
• BCM

FAIL-SAFE

—

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Press push-button ignition switch under the following condition.

-

Brake pedal: Not depressed

2.

Release push-button ignition switch and wait 100 seconds or more. 

3.

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

Is DTC detected?

YES

>> Refer to 

SEC-123, "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:0000000010922156

1.

CHECK PUSH-BUTTON IGNITION SWITCH INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect push-button ignition switch connector.

3.

Check voltage between push-button ignition switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 2.

2.

CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT

1.

Disconnect BCM connector and IPDM E/R connector.

2.

Check continuity between push-button ignition switch harness connector and BCM harness connector.

3.

Check continuity between push-button ignition switch harness connector and ground.

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B2556-00

PUSH-BTN IGN SW
(Push-button ignition switch)

BCM detects the push-button ignition switch stuck at ON for 100 seconds or more.

(+)

(–)

Voltage

Push-button ignition switch

Connector

Terminal

M16

8

Ground

9 - 16 V

Push-button ignition switch

BCM

Continuity

Connector

Terminal

Connector

Terminal

M16

8

M86

101

Existed

SEC-124

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2556 PUSH-BUTTON IGNITION SWITCH

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

REPLACE BCM

Replace BCM. Refer to 

BCS-121, "Removal and Installation"

.

>> INSPECTION END

4.

CHECK PUSH-BUTTON IGNITION SWITCH GROUND CIRCUIT

Check continuity between push-button ignition switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

5.

CHECK PUSH-BUTTON IGNITION SWITCH

Refer to 

SEC-124, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace push-button ignition switch. Refer to 

PCS-116, "Removal and Installation"

.

6.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000010922157

1.

CHECK PUSH-BUTTON IGNITION SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect push-button ignition switch connector.

3.

Check continuity between push-button ignition switch terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace push-button ignition switch. Refer to 

PCS-116, "Removal and Installation"

.

Push-button ignition switch

Ground

Continuity

Connector

Terminal

M16

8

Not existed

Push-button ignition switch

Ground

Continuity

Connector

Terminal

M16

4

Existed

Push-button ignition switch

Condition

Continuity

Terminal

8

4

Push-button ignition 
switch

Pressed

Existed

Not pressed

Not existed

B2557 VEHICLE SPEED

SEC-125

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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B2557 VEHICLE SPEED

DTC Description

INFOID:0000000010922158

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors

(The CAN communication line is open or shorted.)

• Combination meter
• ABS actuator and electric unit (control unit)

FAIL-SAFE

Inhibit steering lock

DTC CONFIRMATION PROCEDURE

1.

CHECK DTC PRIORITY

If DTC B2557-00 is displayed with DTC U1000-00 or U1010-00, first perform the trouble diagnosis for DTC
U1000-00 or U1010-00.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. U1000-00: Refer to 

BCS-110, "DTC Description"

 U1010-00:

Refer to 

BCS-111, "DTC Description"

.

NO

>> GO TO 2

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Start engine and wait 10 seconds or more.

2.

Drive the vehicle at a vehicle speed of 10 km/h (6.2 MPH) or more for 10 seconds or more.

3.

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

Is DTC detected?

YES

>> Refer to 

SEC-125, "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:0000000010922159

1.

CHECK DTC PRIORITY

If DTC B2557-00 is displayed with DTC U1000-00 or U1010-00, first perform the trouble diagnosis for DTC
U1000-00 or U1010-00.
Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. U1000-00: Refer to 

BCS-110, "DTC Description"

 U1010-00:

Refer to 

BCS-111, "DTC Description"

.

NO

>> GO TO 2

2.

CHECK DTC OF “ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)”

Select “Self Diagnostic Result” mode of “ABS” using CONSULT.
Is DTC detected?

YES

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

BRC-84, "DTC Index"

.

NO

>> GO TO 3.

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B2557-00

VEHICLE SPEED
(Vehicle speed)

BCM detects one of the following conditions for 10 seconds continuously.
• Vehicle speed signal from combination meter is 10 km/h (6.2 MPH) or more, and ve-

hicle speed signal from ABS actuator and electric unit (control unit) is 4 km/h (2.5 
MPH) or less.

• Vehicle speed signal from combination meter is 4 km/h (2.5 MPH) or less, and vehicle 

speed signal from ABS actuator and electric unit (control unit) is 10 km/h (6.2 MPH) 
or more.

SEC-126

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2557 VEHICLE SPEED

3.

CHECK DTC OF “COMBINATION METER”

Select “Self Diagnostic Result” mode of “METER/M&A” using CONSULT.
Is DTC detected?

YES

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

MWI-105, "DTC Index"

.

NO

>> GO TO 4.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

.

>> INSPECTION END