Nissan X-Trail 32. Manual - part 626

KEY SWITCH

DLK-845

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

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DLK

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KEY SWITCH

Component Function Check

INFOID:0000000010755049

1.

CHECK FUNCTION

1.

Turn ignition switch ON.

2.

Select “DOOR LOCK” of “BCM” using CONSULT.

3.

Select “KEY SW” in “DATA MONITOR” mode.

4.

Check that the function operates normally according to the following conditions.

Is the inspection result normal?

YES

>> Key switch is OK.

NO

>> Refer to 

DLK-845, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010755050

1.

CHECK KEY SWITCH POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect key switch connector.

3.

Check voltage between key switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK KEY SWITCH CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between key switch harness connector and BCM harness connector.

3.

Check continuity between key switch harness connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-121, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK KEY SWITCH GROUND CIRCUIT

Check continuity between key switch harness connector and ground.

Monitor item

Condition

Status

KEY SW

Keyfob

Inserted in key cylinder

On

Removed from key cylinder

Off

Key switch

Ground

Voltage

Connector

Terminal

M25

1

9 – 16 V

Key switch

BCM

Continuity

Connector

Terminal

Connector

Terminal

M25

1

M86

81

Existed

Key switch

Ground

Continuity 

Connector

Terminal

M25

1

Not existed

DLK-846

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

KEY SWITCH

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

.

Is the inspection result normal?

YES

>> Replace ignition key cylinder.

NO

>> Repair or replace malfunctioning parts.

Component Inspection

INFOID:0000000010755051

COMPONENT INSPECTION

1.

CHECK KEY SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect key switch connector.

3.

Check continuity between key switch terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace key switch.

Key switch

Ground

Continuity 

Connector

Terminal

M25

2

Not existed

Key switch

Condition

Continuity

Terminal

1

2

Keyfob

Inserted in key cylinder

Existed

Removed from key cylinder

Not existed

KEYFOB BATTERY

DLK-847

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

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DLK

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KEYFOB BATTERY

Component Inspection

INFOID:0000000010755052

1.

CHECK KEYFOB BATTERY

Check by connecting a resistance (approximately 300 

Ω

) so that the

current value becomes about 10 mA.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace keyfob battery. Refer to 

DLK-930, "Removal

and Installation"

.

Standard

: Approx. 2.5 - 3.0 V

OCC0607D

DLK-848

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 4]

POWER SUPPLY AND GROUND CIRCUIT

POWER SUPPLY AND GROUND CIRCUIT

FRONT DOOR LOCK

FRONT DOOR LOCK : Diagnosis Procedure

INFOID:0000000010755053

1.

CHECK FUSE

Check that the following fuse is not fusing.

Is the fuse fusing?

YES

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector.

3.

Check voltage between BCM harness connector and ground.

Is the measurement value normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK GROUND CIRCUIT

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair or replace harness.

REAR DOOR LOCK

REAR DOOR LOCK : Diagnosis Procedure

INFOID:0000000010755054

1.

CHECK FUSE

Check that the following fuse is not fusing.

Is the fuse fusing?

YES

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector.

Signal name

Fuse No.

Front door lock actuator power supply

5 (20 A)

(+)

(

−

)

Voltage

BCM

Connector

Terminal

M85

143

Ground

9 – 16 V

BCM

Ground

Continuity

Connector

Terminal

M85

146

Existed

147

Signal name

Fuse No.

Rear door lock actuator power supply

3 (20 A)