Nissan Frontier D22. Manual - part 145

POWER DOOR LOCK SYSTEM

BL-17

C

D

E

F

G

H

J

K

L

M

A

B

BL

FIG. 2

WIWA0100E

BL-18

POWER DOOR LOCK SYSTEM

FIG. 3

WIWA0101E

POWER DOOR LOCK SYSTEM

BL-19

C

D

E

F

G

H

J

K

L

M

A

B

BL

Trouble Diagnoses

EIS002C8

SYMPTOM CHART

X: Applicable

MAIN POWER SUPPLY AND GROUND CIRCUIT CHECK
Main Power Supply Circuit Check

If NG, check the following.

●

30A fusible link [(KA24DE) letter f , located in the fuse and fusible link box]

●

40A fusible link [(except KA24DE) letter f , located in the fuse and fusible link box] 

●

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

●

Circuit breaker

●

Harness for open or short between circuit breaker and fuse

●

Harness for open or short between circuit breaker and smart entrance control unit

●

Harness for open or short between smart entrance control unit and fuse

REFERENCE PAGE (BL-

)

BL-19

BL-20

BL-21

BL-23

BL-24

BL-25

SYMPTOM

MAI

N

 POW

E

R 

SUPPL

Y

 AND GROU

ND CIRC

UIT CHECK

DOOR SW

ITCH CHECK

KEY SW

ITCH (

INSER

T)

 CHECK

DOOR 

L

O

CK/UNL

OCK SW

ITCH CHECK

FRONT DO

OR KEY CYLINDER 

SW

ITCH 

CHECK

DOOR L

O

CK 

ACTUA

T

OR CHECK

Key reminder door system does not operate prop-
erly.

X

X

X

X

Specific door lock actuator does not operate.

X

X

Power door lock does not operate with door lock and 
unlock switch (LH and RH) on door trim.

X

X

Power door lock does not operate with front door 
key cylinder operation.

X

X

Power door lock does not operate with back door 
key cylinder operation.

X

Terminal

Ignition switch

(+)

(

−)

OFF

ACC

ON

Connector

Terminal 

(wire color)

Ground

Battery volt-

age

Battery volt-

age

Battery volt-

age

M112

49 (R/Y)

M112

51 (W/R)

LEL034A

BL-20

POWER DOOR LOCK SYSTEM

Ground Circuit Check

DOOR SWITCH CHECK

1. 

CHECK FRONT DOOR SWITCH INPUT SIGNAL

Check voltage between smart entrance control unit harness connector M110 terminals 1 (G/R), 2 (R/B) or 3
(R/B) and ground.

Refer to 

BL-16, "Wiring Diagram — D/LOCK —"

 .

OK or NG

OK

>> Door switch is OK.

NG

>> GO TO 2.

Connector

Terminals (wire color)

Continuity

M111

43 (B) - Ground

Yes

M112

 64 (B) - Ground

LEL008A

WEL517A