Nissan Terrano r20e. Manual - part 244

 

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Nissan Terrano r20e. Manual - part 244

 

 

Before starting trouble diagnoses below, perform “PRELIMINARY CHECK”, EL-158.
Symptom numbers in the symptom chart correspond with those of Preliminary check.

SYMPTOM CHART

REFERENCE PAGE

EL-160

EL-161

EL-162

EL-163

EL-164

EL-165

EL-166

EL-167

EL-167

SYMPTOM

Power

supply

and

ground

circuit

check

Procedure

1

(Door

unlock

sensor

check)

Procedure

2

(Door

key

cylinder

switch

check)

Procedure

3

(Door

lock

actuator

check)

Procedure

4

(Super

lock

actuator

check)

Procedure

5

(Door

switch

check)

Procedure

6

(NA

TS

release

signal

check)

Procedure

7

(Ignition

key

switch

check)

Procedure

8

(Ignition

switch

“ON”

circuit

check)

1

Power door lock does not oper-
ate using any switch.

X

X

X

2

Power door lock does not oper-
ate with any switch of driver side.

X

3

Power door lock does not oper-
ate with any switch of passenger
side.

X

X

4

Specific door lock actuator does
not operate.

X

5

Super lock cannot be set by both
door key cylinders.

X

X

X

X

X

6

Super lock cannot be set by one
of door key cylinders.

X

7

*Super lock cannot be released
by one or both door key cylin-
ders.

X

8

*Super lock cannot be released
by ignition key switch. (Signal
from NATS IMMU)

X

9

Specific super lock actuator does
not operate.

X

10

*Key reminder system does not
operate.

X

X

X: Applicable
*: Make sure the power door lock system operates properly.

POWER DOOR LOCK — SUPER LOCK —

Trouble Diagnoses (Cont’d)

EL-159

POWER SUPPLY AND GROUND CIRCUIT CHECK

Main power supply circuit check

Terminals

Ignition switch position

!

@

LOCK

ACC

ON

U09

Ground

Battery
voltage

Battery
voltage

Battery
voltage

Ground circuit check

Terminals

Continuity

U16

- Ground

Yes

YEL299D

YEL300D

POWER DOOR LOCK — SUPER LOCK —

Trouble Diagnoses (Cont’d)

EL-160

DIAGNOSTIC PROCEDURE 1
(Door unlock sensor check)

CHECK DOOR UNLOCK SENSOR
INPUT SIGNAL.
Check voltage between time control unit
connector terminals

U35

or

U36

and

ground.

NG

E

OK

Door unlock sensor is OK.

CHECK DOOR UNLOCK SENSOR.
1) Disconnect door unlock sensor con-

nector.

2) Check continuity between door unlock

sensor terminals.

OK

E

NG

Replace door lock actuator
assembly.

Check the following:

I

Door unlock sensor ground circuit.

I

Harness for open or short-circuit
between control unit and door unlock
sensor

Terminals

Condi-

tion

Voltage

[V]

!

@

Driver
side

U35

Ground

Locked

Approx.

2

(Approx.

20 sec.)

Unlocked

0

Pas-
senger
side

U36

Ground

Locked

Approx.

12

(Approx.

20 sec.)

Unlocked

0

Terminals

Condition

Continuity

q

2

-

q

5

Locked

No

Unlocked

Yes

YEL301D

YEL302D

H

H

POWER DOOR LOCK — SUPER LOCK —

Trouble Diagnoses (Cont’d)

EL-161

DIAGNOSTIC PROCEDURE 2
(Door key cylinder switch check)

CHECK DOOR KEY CYLINDER SWITCH
INPUT SIGNAL (LOCK SIGNAL).
Check voltage between time control unit
connector terminal

U29

and ground.

NG

E

OK

Door key cylinder switch is
OK.

CHECK DOOR KEY CYLINDER SWITCH.
1) Disconnect door key cylinder switch

connector.

2) Check continuity between door key cyl-

inder switch terminals.

OK

E

NG

Replace key cylinder
switch.

Check the following:

I

Harness connectors

I

Door key cylinder switch ground circuit

I

Harness for open or short-circuit
between super lock control unit and
door key cylinder.

Key cylinder switch operation

Voltage [V]

Between neutral and lock

0

Unlock/neutral

Approx. 5

Terminals

Key position

Continuity

q

1

-

q

2

Neutral

No

Between neu-

tral and lock

Yes

Unlock/neutral

No

Full stroke

(Lock)

No

YEL303D

YEL304D

H

H

POWER DOOR LOCK — SUPER LOCK —

Trouble Diagnoses (Cont’d)

EL-162

 

 

 

 

 

 

 

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