Nissan Terrano model r20 series 2004. Manual - part 418

 

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Nissan Terrano model r20 series 2004. Manual - part 418

 

 

DIAGNOSTIC PROCEDURE 3
(Door lock actuator check)

CHECK DOOR LOCK ACTUATOR CIR-
CUIT.
Check voltage for door lock actuator.

Before operating passenger side knob
lock switch, close all doors.

OK

E

NG

Door lock actuator is OK.

CHECK DOOR LOCK ACTUATOR.
1. Disconnect door lock actuator connec-

tor.

2. Apply 12V direct current to door lock

actuator and check operation.

OK

E

NG

Replace door lock actuator
assembly.

Check harness between control unit and
door lock actuator.

Knob lock

switch

condition

Terminals

Voltage

(V)

!

@

Unlock

,

Lock

U41

Ground

Approx.

12

(Approx.

5 sec-

onds)

U42

Lock

,

Unlock

U44

Ground

Door lock actuator

operation

Terminals

!

@

Unlocked

,

Locked

q

1

q

3

Locked

,

Unlocked

q

3

q

1

YEL911E

YEL912E

H

H

POWER DOOR LOCK

Trouble Diagnoses (Cont’d)

EL-176

DIAGNOSTIC PROCEDURE 4
(Door switch check)

CHECK DOOR SWITCH INPUT SIGNAL.
Check voltage between fuse block (J/B)
and ground.

NG

E

OK

Door switch is OK.

CHECK DOOR SWITCH.
1) Disconnect door switch connector.
2) Check continuity between door switch

terminals.

OK

E

NG

Replace door switch.

Check the following.

I

Door switch ground condition

I

Harness for open or short between con-
trol unit and door switch

Termi-

nals

Condition

Voltage (V)

Driver
side door

B07

Opened

0

Closed

Approx. 12

Other
door

B01

Opened

0

Closed

Approx. 12

Terminals

Condition

Continuity

q

1

- ground

Closed

No

Open

Yes

YEL312D

YEL913E

H

H

POWER DOOR LOCK

Trouble Diagnoses (Cont’d)

EL-177

DIAGNOSTIC PROCEDURE 5
(Key switch check)

CHECK KEY SWITCH INPUT SIGNAL.
Check voltage between control unit termi-
nal

U22

and ground.

NG

E

OK

Key switch is OK.

CHECK KEY SWITCH POWER SUPPLY.
Check voltage between key switch har-
ness terminal

q

2

and ground.

Battery voltage should exist.

OK

E

NG

Check the following.

I

10A fuse [No. 16 ,
located in fuse block
(J/B)]

I

Harness for open or
short between key
switch and fuse

CHECK KEY SWITCH.
1) Disconnect key switch connector.
2) Check continuity between ignition

switch terminals.

OK

E

NG

Replace key switch.

Check harness for open or short between
control unit and key switch.

Condition of key switch

Voltage (V)

Key is inserted

Approx. 12

Key withdrawn

0

Terminals

Condition

Continuity

q

1

-

q

2

Key is

inserted.

Yes

Key is with-

drawn.

No

YEL316D

YEL979E

YEL914E

H

H

H

POWER DOOR LOCK

Trouble Diagnoses (Cont’d)

EL-178

Component Parts Location

YEL298D

POWER DOOR LOCK — SUPER LOCK —

EL-179

 

 

 

 

 

 

 

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