Nissan Altima HL32 Hybrid. Manual - part 222

INTELLIGENT KEY WARNING BUZZER

DLK-109

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

2. Check continuity between BCM connector M21 (A) terminal 144

and Intelligent Key warning buzzer connector E73 (B) terminal

3.

3. Check continuity between BCM connector M21 (A) terminal 144

and ground.

Is the inspection result normal?

OK

>> GO TO 4

NG

>> Repair or replace harness between BCM and Intelligent Key warning buzzer.

4.

CHECK INTELLIGENT KEY WARNING BUZZER

Check 

DLK-109, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5

NO

>> Replace Intelligent Key warning buzzer. 

5.

CHECK INTERMITTENT INCIDENT

Check 

GI-42, "Intermittent Incident"

.

>> Inspection End.

Component Inspection

INFOID:0000000004215728

1.

CHECK INTELLIGENT KEY WARNING BUZZER

Connect battery power supply to Intelligent Key warning buzzer ter-

minals 1 and 3, and check the operation.

Is the inspection result normal?

OK

>> Inspection End.

NG

>> Replace Intelligent Key warning buzzer. 

BCM connector

Terminal

Intelligent Key 

warning buzzer  

connector

Terminal

Continuity 

A: M21

144

B: E73

3

Yes

BCM connector

Terminal

Ground

Continuity 

A: M21

144

No

ALKIA0411ZZ

WIIA1197E

1 (BAT+) - 3 (BAT-)

: the buzzer sounds

DLK-110

< COMPONENT DIAGNOSIS >

OUTSIDE KEY ANTENNA

OUTSIDE KEY ANTENNA

Description

INFOID:0000000004215729

Detects whether Intelligent Key is outside the vehicle.

Integrated in front outside handle (driver side, passenger side) and installed in rear bumper.

Component Function Check

INFOID:0000000004215730

1.

CHECK DOOR REQUEST SWITCH

Check that door request switch operates normally.

Is the inspection result normal?

YES

>> GO TO 2

NO

>> Inspect door request switch. Refer to 

DLK-95, "Component Function Check"

.

2.

CHECK FUNCTION

Be sure that Intelligent Key is in each outside key antenna detection range.
Does door lock/unlock when each request switch is pressed?

YES

>> Outside key antenna is OK.

NO

>> Refer to 

DLK-110, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000004215731

1.

CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 1

1. Turn ignition switch OFF.

2. Check signal between BCM connector and ground with oscillo-

scope.

ALKIA0412ZZ

OUTSIDE KEY ANTENNA

DLK-111

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Is the inspection result normal? 

YES

>> GO TO 4

NO

>> GO TO 2

2.

CHECK OUTSIDE KEY ANTENNA CIRCUIT

1. Disconnect BCM and front outside handle connector.

2. Check continuity between BCM connector and outside key

antenna connector.

3. Check continuity between BCM connector and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace harness between BCM and outside key antenna.

3.

CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 2

1. Replace outside key antenna. (New antenna or other antenna)

2. Connect BCM and outside key antenna connector.

Terminals

Condition

Signal

(Reference value.)

(+)

(–)

BCM connector

Terminal

A: M19

Driver side

65

Ground

Request switch 

is pushed

When Intelligent Key 
is in the antenna de-
tection area.

Passenger 

side

63

B: M21

Rear 

bumper

119

When Intelligent Key 
is not in the antenna 
detection area.

JMKIA0061GB

JMKIA0060GB

BCM connector Terminal  Outside key antenna connector Terminal Continuity 

A: M19

65

C: D6 (driver side)

1

Yes

64

2

63

C: D106 (passenger side)

1

62

2

B: M21

119

D: B46 (rear bumper)

1

118

2

BCM connector

Terminal

Ground

Continuity 

A: M19

62

No

63

64

65

B: M21

118

119

ALKIA1367ZZ

DLK-112

< COMPONENT DIAGNOSIS >

OUTSIDE KEY ANTENNA

3. Check signal between BCM connector and ground with oscillo-

scope.

Is the inspection result normal?

YES

>> Replace outside key antenna.

NO

>> GO TO 4

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-42, "Intermittent Incident"

.

>> Inspection End.

ALKIA0412ZZ

Terminals

Condition

Signal

(Reference value.)

(+)

(–)

BCM connector

Terminal

A: M19

Driver side

65

Ground

Door request 

switch is 

pushed

When Intelligent Key 
is in the antenna de-
tection area.

Passenger 

side

63

B: M21 Rear bumper

119

When Intelligent Key 
is not in the antenna 
detection area.

JMKIA0061GB

JMKIA0060GB