Infiniti FX35, FX50 (S51). Manual - part 1676

HOOD SWITCH

SEC-117

< DTC/CIRCUIT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

YES

>> GO TO 4.

NO

>> Replace hood switch. (Built is hood lock RH.) Refer to 

DLK-267, "Removal and Installation"

.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-36, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000005249568

1.

CHECK HOOD SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect hood switch connector.

3.

Check continuity between hood switch terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace hood switch. (Built is hood lock RH.) Refer to 

DLK-267, "Removal and Installation"

.

Hood switch

Condition

Continuity

Terminal

1

2

Hood switch

Press

Not existed

Release

Existed

SEC-118

< DTC/CIRCUIT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

HEADLAMP

HEADLAMP

Description

INFOID:0000000005249569

Headlamp lighting when vehicle security system is alarm phase.

Component Function Check

INFOID:0000000005249570

1.

CHECK HEADLAMP OPERATION

Check if headlamp operate by lighting switch.

Does headlamp come on when turning switch “ON”?

YES

>> Headlamp circuit is OK.

NO

>> Go to 

SEC-118, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000005249571

1.

CHECK HEADLAMP OPERATION

Refer to 

SEC-118, "Component Function Check"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> repair or replace the malfunctioning parts.

2.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-36, "Intermittent Incident"

.

>> INSPECTION END

SECURITY INDICATOR LAMP

SEC-119

< DTC/CIRCUIT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

SECURITY INDICATOR LAMP

Description

INFOID:0000000005249572

• Security indicator lamp is located on combination meter.
• IVIS (Infiniti Vehicle Immobilizer System-NATS) and vehicle security system conditions are indicated by blink

or illumination of security indicator lamp.

Component Function Check

INFOID:0000000005249573

1.

CHECK FUNCTION

1.

Perform “THEFT IND” in the “ACTIVE TEST” mode with CONSULT-III.

2.

Check security indicator lamp operation.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Go to 

SEC-119, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000005249574

1.

CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect combination meter connector.

3.

Check voltage between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>>

Check the following.

• 10A fuse [No. 11, located in the fuse block (J/B)]
• Harness for open or short between combination meter and fuse.
• If NG, repair or replace fuse or harness.

2.

CHECK COMBINATION METER CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between combination meter harness connector and BCM harness connector.

3.

Check continuity between combination meter harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

Test item

Description

THEFT IND

ON

Vehicle security indicator

Illuminates

OFF

Does not illuminate

(+)

(–)

Voltage (V)

(Approx.)

Combination meter

Connector

Terminal

M53

1

Ground

Battery voltage

Combination meter

BCM

Continuity

Connector

Terminal

Connector

Terminal

M53

10

M123

141

Existed

Combination meter

Ground

Continuity

Connector

Terminal

M53

10

Not existed

SEC-120

< DTC/CIRCUIT DIAGNOSIS >

[INTELLIGENT KEY SYSTEM]

SECURITY INDICATOR LAMP

3.

CHECK SECURITY INDICATOR LAMP

Refer to 

SEC-120, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-83, "Removal and Installation"

.

NO

>> Replace combination meter. Refer to 

MWI-146, "Removal and Installation"

.

Component Inspection

INFOID:0000000005249575

1.

CHECK SECURITY INDICATOR LAMP

1.

Disconnect combination meter connector.

2.

Check continuity between combination meter terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace combination meter. Refer to 

MWI-146, "Removal and Installation"

.

Terminal

Continuity

Combination meter

(+)

(–)

1

10

Existed

10

1

Not existed