Nissan X-Trail 32. Manual - part 1825

DIAGNOSIS SYSTEM (SIREN CONTROL UNIT)

SEC-67

< SYSTEM DESCRIPTION >

[WITH INTELLIGENT KEY SYSTEM]

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>> INSPECTION END

7.

CHECK MALFUNCTIONING CIRCUIT 3

Check the following circuit.
• Circuit between siren control unit and BCM (communication signal circuit). Refer to 

SEC-198, "Component

Function Check"

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>> INSPECTION END

8.

ALARM HISTORY DISPLAY

Check alarm history display.
The cause of alarm activation is indicated by the number of siren sounds.

Does siren sound?

YES (A history is found)>>Check the cause of the alarm activation.
NO (History is not found)>>GO TO 9.

9.

SYSTEM DIAGNOSIS RESULT DISPLAY

Check component diagnosis result display.
The malfunctioning part is indicated by the number of siren sounds.

Does siren sound?

YES

>> Replace malfunctioning component.

NO

>> GO TO 10.

10.

OPERATION CHECK

1.

Close hood and all doors.

2.

Lock all doors using the Intelligent Key or door request switch.

3.

Check that security indicator lamp blinks quickly for 20 seconds.
NOTE:
If hood is not fully closed, security indicator lamp blinks slowly after all doors are locked. Fully close hood
and then lock all doors again.

4.

Check that security indicator lamp blinks slowly and siren does not sound. Refer to 

SEC-34, "VEHICLE

SECURITY SYSTEM : System Description"

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>> INSPECTION END

Number of siren sounds

Cause of alarm activation

0

History is not found

1

Battery is disconnected and connected

2

Movement to enter into passenger room is detected

3

Communication between BCM and siren control unit is interrupted

4

Door or hood is opened

5

Operate ignition switch with an unregistered key

6

Communication between siren control unit and intruder sensor is interrupted

Number of siren sounds

Malfunctioning component

0

Malfunctioning component is not found

1

Siren control unit

2

Intruder sensor

SEC-68

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

SIREN CONTROL UNIT

ECU DIAGNOSIS INFORMATION

SIREN CONTROL UNIT

Reference Value

INFOID:0000000010926581

TERMINAL LAYOUT

PHYSICAL VALUES

JMKIA0800ZZ

Terminal No.

(Wire color)

Description

Condition

Value

Signal name

Input/ 

Output

+

−

1

(BR)

Ground

Hazard switch

Input

Hazard switch: ON

0 – 1 V

Hazard 
switch: OFF

Except Alarm phase

9 – 16 V

Alarm phase

0 – 1 V

2

(P)

Ground

Battery power supply

Input

Ignition switch: OFF

9 – 16 V

3

(V)

Ground

Communication line (BCM)

Input/

Output

Armed phase

Disarmed phase

9 – 16 V

4

(Y)

Ground

Communication line (Sensor)

Input/

Output

Armed phase

Disarmed phase

9 – 16 V

5

(B)

Ground

Ground

—

Power supply position: ON

0 – 1 V

NNKIA0175ZZ

NNKIA0175ZZ

ECM, IPDM E/R, BCM

SEC-69

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

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ECM, IPDM E/R, BCM

List of ECU Reference

INFOID:0000000010922128

ECU

Reference

ECM

Reference Value

MR20DD: 

EC-89, "Reference Value"

QR25DE: 

EC-501, "Reference Value"

R9M: 

EC-889, "Reference Value"

Fail-safe

MR20DD: 

EC-103, "Fail-safe"

QR25DE: 

EC-513, "Fail Safe"

R9M: 

EC-901, "Fail-safe"

DTC Inspection Priority Chart

MR20DD: 

EC-107, "DTC Inspection Priority Chart"

QR25DE: 

EC-515, "DTC Inspection Priority Chart"

R9M: 

EC-907, "DTC Inspection Priority Chart"

DTC Index

MR20DD: 

EC-109, "DTC Index"

QR25DE: 

EC-517, "DTC Index"

R9M: 

EC-908, "DTC Index"

BCM

Reference Value

BCS-53, "Reference Value"

Fail-safe

BCS-76, "Fail-safe"

DTC Inspection Priority Chart

BCS-77, "DTC Inspection Priority Chart"

DTC Index

BCS-78, "DTC Index"

IPDM E/R

Reference Value

PCS-22, "Reference Value"

Fail-safe

PCS-34, "Fail-safe"

DTC Inspection Priority Chart

PCS-37, "DTC Inspection Priority Chart"

DTC Index

PCS-38, "DTC Index"

SEC-70

< WIRING DIAGRAM >

[WITH INTELLIGENT KEY SYSTEM]

SECURITY CONTROL SYSTEM

WIRING DIAGRAM

SECURITY CONTROL SYSTEM

Wiring Diagram

INFOID:0000000010922129

LHD models

JRKWD4441GB