Nissan Frontier D22. Manual - part 155

 

  Index      Nissan     Nissan Frontier D22 Pickup (1998-2004 year) - Service and Repair Manual

 

Search            

 

 

 

 

 

 

 

 

 

Content   ..  153  154  155  156   ..

 

 

Nissan Frontier D22. Manual - part 155

 

 

VEHICLE SECURITY (THEFT WARNING) SYSTEM

BL-57

C

D

E

F

G

H

J

K

L

M

A

B

BL

3. 

CHECK HOOD SWITCH INPUT SIGNAL

Check voltage between smart entrance control unit connector M110 terminal 6 (B/P) and ground.

Refer to 

BL-49, "Wiring Diagram — VEHSEC —"

 .

OK or NG

OK

>> Hood switch is OK.

NG

>> GO TO 4.

4. 

CHECK HOOD SWITCH

1.

Disconnect hood switch harness connector.

2.

Check continuity between hood switch terminals + and –.

OK or NG

OK

>> Check the following.

Hood switch ground circuit

Harness for open or short between smart entrance control unit and hood switch

NG

>> Replace hood switch.

LEL029A

Continuity

:

Condition

: Pressed

No

Condition

: Released

Yes

AEL430B

BL-58

VEHICLE SECURITY (THEFT WARNING) SYSTEM

SECURITY INDICATOR LAMP CHECK

1. 

CHECK INDICATOR LAMP OUTPUT SIGNAL

1.

Disconnect smart entrance control unit harness connector.

2.

Check voltage between smart entrance control unit harness connector M111 terminal 38 (G/OR) and
ground.

Refer to 

BL-49, "Wiring Diagram — VEHSEC —"

 .

OK or NG

OK

>> Security indicator lamp is OK.

NG

>> GO TO 2.

2. 

CHECK INDICATOR LAMP

OK or NG

OK

>> GO TO 3.

NG

>> Replace indicator lamp.

3. 

CHECK POWER SUPPLY CIRCUIT FOR INDICATOR LAMP

1.

Disconnect security indicator lamp harness connector.

2.

Check voltage between security indicator lamp harness connec-
tor terminal 1 and ground.

Does battery voltage exist?

Yes

>> Check harness for open or short between security indi-

cator lamp and smart entrance control unit.

No

>> Check the following.

7.5A fuse [No. 28, located in fuse block (J/B)]

Harness for open or short between security indicator
lamp and fuse

LEL030A

AEL145C

VEHICLE SECURITY (THEFT WARNING) SYSTEM

BL-59

C

D

E

F

G

H

J

K

L

M

A

B

BL

DOOR KEY CYLINDER SWITCH CHECK

1. 

CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL (LOCK/UNLOCK SIGNAL)

Check voltage between smart entrance control unit harness connector M110 terminal 11 (Y) or 10 (Y/R) and
ground.

Refer to 

BL-49, "Wiring Diagram — VEHSEC —"

 .

OK or NG

OK

>> Door key cylinder switch is OK.

NG

>> GO TO 2.

2. 

CHECK DOOR KEY CYLINDER SWITCH

1.

Disconnect door key cylinder switch harness connector.

2.

Check continuity between door key cylinder switch terminals.

OK or NG

OK

>> Check the following.

Door key cylinder switch ground circuit

Harness for open or short between smart entrance control unit and door key cylinder switch

NG

>> Replace door key cylinder switch.

WEL518A

LEL032A

BL-60

VEHICLE SECURITY (THEFT WARNING) SYSTEM

VEHICLE SECURITY HORN ALARM CHECK

1. 

CHECK VEHICLE SECURITY HORN ALARM

1.

Sound horn by depressing horn switch on steering wheel.

OK or NG

OK

>> GO TO 2.

NG

>> Refer to 

WW-10, "Wiring Diagram — HORN —"

 .

2. 

CHECK HORN ALARM OPERATION

1.

Disconnect smart entrance control unit harness connector.

2.

Apply ground to smart entrance control unit harness connector M111 terminal 42 (LG/R).

Refer to 

BL-49, "Wiring Diagram — VEHSEC —"

 .

OK or NG

OK

>> Replace smart entrance control unit.

NG

>> Repair harness or connectors.

VEHICLE SECURITY HEADLAMP ALARM CHECK

1. 

CHECK VEHICLE SECURITY LAMP CIRCUIT

1.

Disconnect smart entrance control unit harness connector.

2.

Check continuity between smart entrance control unit M111 terminal 39 (R) and ground.

Refer to 

BL-49, "Wiring Diagram — VEHSEC —"

 .

OK or NG

OK

>> GO TO 2

NG

>> Check the following

Harness for open or short between smart entrance control unit and vehicle security lamp relay

Vehicle security lamp relay ground circuit

Vehicle security lamp relay.

Horn should sound

LEL033A

LEL363A

 

 

 

 

 

 

 

Content   ..  153  154  155  156   ..