Nissan Qashqai (2007-2010). Manual - part 1246

SEC-184

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

POWER SUPPLY AND GROUND CIRCUIT

Does continuity exist?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

KEY SWITCH

SEC-185

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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KEY SWITCH

Description

INFOID:0000000001097819

Key switch detects that ignition key is inserted into the key cylinder, and then transmits the signal to BCM.

Component Function Check

INFOID:0000000001097820

1.

CHECK KEY SWITCH INPUT SIGNAL

Check key switch (“KEY SW”) in “DATA MONITOR” mode with CONSULT-III. Refer to 

DLK-62, "DOOR LOCK

: CONSULT-III Function (BCM - DOOR LOCK)"

.

Is the inspection result normal?

YES

>> Key switch is OK.

NO

>> Refer to 

SEC-185, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001097821

1.

CHECK KEY SWITCH INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector.

3.

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.

NO

>> GO TO 2.

2.

CHECK KEY SWITCH POWER SUPPLY CIRCUIT

1.

Remove ignition key from key cylinder.

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

>> Repair or replace harness.

3.

CHECK KEY SWITCH SIGNAL CIRCUIT

1.

Check continuity between BCM harness connector and key switch connector.

Monitor item

Condition

KEY SW

Insert mechanical key into key cylinder

: ON

Remove mechanical key from key cylinder

: OFF

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(–)

BCM connector

Terminal 

M65

36

Ground

Insert ignition key into key cyl-

inder

Battery voltage

Remove ignition key from key 

cylinder

0

Terminals

Voltage (V)

(Approx.)

(+)

(–)

Key switch connector

Terminal 

M25

2

Ground

Battery voltage

SEC-186

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

KEY SWITCH

2.

Check continuity between key switch connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK KEY SWITCH

Check key switch function. 
Refer to 

SEC-186, "Component Inspection"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.

NO

>> Replace key switch.

Component Inspection

INFOID:0000000001097822

COMPONENT INSPECTION

1.

CHECK KEY SWITCH

Check continuity between key switch terminals.

Is the inspection result normal?

YES

>> Key switch is OK.

NO

>> Replace key switch.

BCM connector

Terminal

Key switch connector

Terminal

Continuity 

M65

36

M25

1

Existed

Key switch connector

Terminal

Ground

Continuity 

M25

1

Ground

Not existed

Terminal

Condition

Continuity

key switch connector

1

2

Insert ignition key into key cylinder

Existed

Remove ignition key from key cylinder

Not existed

STOP LAMP

SEC-187

< COMPONENT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

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STOP LAMP

Description

INFOID:0000000001157664

Stop lamp switch detects that brake pedal is depressed, and then transmits the signal to BCM.

Component Function Check

INFOID:0000000001157665

1.

CHECK STOP LAMP SWITCH INPUT SIGNAL

Check stop lamp function by depressing brake pedal.
Is the inspection result normal?

YES

>> Stop lamp switch is OK.

NO

>> Refer to 

SEC-48, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000001157666

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 result normal?

YES

>> Check intermittent incident. Refer to 

GI-39, "Intermittent Incident"

.

NO

>> GO TO 2.

2.

CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT

1.

Disconnect stop lamp switch connector.

2.

Check voltage between stop lamp switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK STOP LAMP SWITCH SIGNAL CIRCUIT

1.

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

2.

Check continuity between stop lamp switch connector and ground.

Terminals

Condition

Voltage (V)

(Approx.)

(+)

(–)

BCM connector

Terminal 

M66

51

Ground

Brake pedal is depressed

Battery voltage

Brake pedal is not depressed

0

Terminals

Voltage (V)

(Approx.)

(+)

(–)

Stop lamp switch connector

Terminal 

E114 (with gasoline engine and M/
T models)
E115 (except gasoline engine and 
M/T models)

1

Ground

Battery voltage

BCM connector

Terminal

Stop lamp switch connector

Terminal

Continuity 

M66

51

E114 (with gasoline engine 

and M/T models)

E115 (except gasoline en-

gine and M/T models)

2

Existed