NISSAN PULSAR 1987 Workshop Manual

Electrical System 221

Wiring diagram (WD3) for the fan switch, blower, air conditioning, rear demister and power
window circuits.
COLOUR CODE
The first letter of tha code
represents the main wire color,
the other letters represent the
trace colours.
B - BLACK
L - BLUE
G - GREEN
R - BED
Y - YELLOW
W - WHITE
N - BROWN
0 - ORANGE
K - PINK
S - GREY
V - VIOLET
P - PURPLE
X - LIGHT GREEN
Z - LIGHT BLUE
M - DARK GREEN
T - DARK BLUE
A - LIGHT BROWN
E - SLATE
D - TAN KEY

1. Blower fan motor
2. To No. 11 WD5
3. Resistors
4. Blower fan switch
5. To ECU C2
6. Air conditioning switch
7. Thermo amplifier
8. Pressure switch
9. Air conditioning relay No. 2
10. Compressor
11. Air conditioning relay No. 1
12. To ECU B8
13. Air conditioning relav No. 3
14. Condenser fan
15. Cooling Ian relay
16. Fuse 22 BATT
17. Fuse 10 Ignition
18. To ECU C1
19. Rear demister switch
20. Cooling fan motor
21. Rear demister
22. Rear demister warning lamp
23. Power window relay
24. Circuit breaker
25. R H front power
window motor
26. Power window amplifier
27. R H front power window switch
28. Door lock switch
29. Main power window switch
30. L H front power
window switch
31. R H rear power window switch
32. L H rear power window switch
33. L H front power
window motor
34. R H rear power window motor
35. L H rear power window motor

222 Electrical System

Wiring diagram (WD4) for the horn, audio, front wiper/washer and rear wiper/washer circuits.
COLOUR CODE
The first letter of the code
represents the main wire color.
the other letters represent the
trace colors.

B - BLACK
L - BLUE
G - GREEN
R - RED
Y - YELLOW
W - WHITE
N - BROWN
O - ORANGE
K - PINK
S - GREY V - VIOLET
P - PURPLE X - LIGHT GREEN
Z - LIGHT BLUE
M - DARK GREEN
T - DARK BLUE
A - LIGHT BROWN
E - SLATE
D - TAN

KEY 1. Fuse No. 18 Batt
2. Horn relay
3. Horn switch
4. Horn
5. Stop lamp switch
6. L H stop lamp
7. R H stop lamp
8. To No. 28 WD2
9. To No. 14 WD6
10. To No. 8 WD1
11. Radio cassette and clock
12. L H front speaker
13. L H rear speaker
14. R H front speaker
15. R H rear speaker
16. Fuse No. 19 Batt
17. Fuse No. 20 Batt
18. Fuse No. 6 ACC
19. Rear washer motor
20. Rear wiper/washer
motor
21. Rear wiper motor
22. Fuse No. 7 ACC
23. Front wiper motor
24. Front washer motor
25. Intermittent wiper relay
26. Front wiper/washer
switch
27. Variable intermittent
switch

Electrical System 223

Wiring diagram (WD5) for the mirrors, cigarette lighter and door lock circuits.
COLOUR CODE
The first letter of the code
represents the main wire color,
the other letters represent the
trace colors.

B - BLACK
L - BLUE
G - GREEN
R - RED
Y - YELLOW
W - WHITE
N - BROWN
O - ORANGE
K - PINK
S - GREY V - VIOLET
P - PURPLE X - LIGHT GREEN
Z - LIGHT BLUE
M - DARK GREEN
T - DARK BLUE
A - LIGHT BROWN
E - SLATE
D - TAN

KEY 1. Accessories relay
2. R H power mirror 3. L H power mirror
4. Power mirror switch
5. Fuse No. 3 ACC
6. Fuse No. 4 ACC
7. Fuse No. 5 ACC
8. Fuse No 21 B
9. Cigarette lighter
10. To No. 13 WD6
11. To No. 2 WD3
12. Door lock timer
13. Front door lock switch
14. Key lock switch
15. Door lock switch
16. L H front door lock solenoid
17. R H rear door lock solenoid
18. L H rear door lock
solenoid

224 Electrical System

Wiring diagram (WD6) for the lighting systems.
COLOUR CODE
The first letter of the code
represents the main wire color,
the other letters represent the
trace colors.

B - BLACK
L - BLUE
G - GREEN
R - RED
V - YELLOW
W - WHITE
N - BROWN
O - ORANGE
K - PINK
S - GREY V - VIOLET
P - PURPLE X - LIGHT GREEN
Z - LIGHT BLUE
M - DARK GREEN
T - DARK BLUE
A - LIGHT BROWN
E - SLATE
D - TAN

KEY 1. Fuse No. 17 Batt
2. Fuse No. 13 Batt
3. Fuse No. 14 Batt
4. Combination lamp
switch
5. RH headlamp
5A. RH high beam
6 . L H headlamp
6A. LH high beam 7. L H front clearance lamp
8. R H front clearance lamp
9. LH tail lamp
10. R H tail lamp 11. Licence plate lamp
12. Automatic transaxle indicator lamp
13. To No. 10 WD5
14. To No. 9 WD4
15. Illumination control
16. Combination meter
17. To No. 30 WD2
18. To No. 29 WD2
19. Interior lamp timer
20. Interior lamp switch
21. R H rear door switch
22. L H rear door switch
23. L H front door switch
24. R H front door switch
25. Luggage compart- ment lamp
26. Luggage compart- ment switch

225
BODY
1. WINDSCREEN AND REAR GLASS
The renewal or replacement of the windscreen
and the rear glass follows the same basic procedure.

The successful installation and sealing of the
windscreen or rear glass will depend to a large extent
on the technical knowledge and experience of the
operator and it is not recomm ended that rear glass or
windscreen replacement be attempted by anyone
lacking in previous experience.

2. FRONT DOORS
INTERIOR HANDLES AND TRIM PANEL

TO Remove and Install
On models with manual windows, carefully
prise out the armrest trim plugs and remove the
retaining screws. Withdraw the armrest from the
vehicle. On models with power windows, proceed as
follows: Carefully prise out the armrest trim plugs
and remove the retaining screws. Hold the armrest away from the door trim

Front door with the trim panel and plastic sealing sheet
removed.
panel as much as possible and lever the window
switches from the armrest, front end first.

Lift the switch assembly and disconnect the
wiring connector. Remove the hidden screw working through
the switch aperture. Withdraw the armrest from the
vehicle.
Remove the screw retaining the remote con-
trol assembly escutcheon to the door and remove the
escutcheon.
On models with manual windows, lever back
the regulator handle escutcheon and using a suitable
wire hook withdraw the handle retaining clip and
remove the handle and escutcheon. Alternatively, a piece of sturdy cloth can be used
to remove the regulator handle by sliding the cloth
behind the handle and pulling on each end of the cloth
in a see-saw action to release the retaining clip.
View of the armrest on models with power windows
showing the hidden screw.

226 Body

Remove the screws retaining the speaker to
the trim panel, withdraw the speaker slightly and
disconnect the wiring connector at the rear. Place the
speaker to one side clear of the work area.
On models with a step lamp located in the
door trim panel, remove the screws, withdraw the step
lamp and disconnect the wiring connector. Using a broad bladed screwdriver, carefully
lever the trim panel outwa rds and disengage all the
retaining clips. When all the clips have been disen-
gaged maneuver the trim panel from the door. Remove the screw retaining the speaker
water deflector to the inner door panel and withdraw
the water deflector.
Carefully remove the plastic sealing sheet from
the inner door panel.

Installation is a reversal of the removal procedure
with attention to the following points:

Ensure that the plastic sealing sheet is cor-
rectly installed and not torn or damaged.
Check the trim panel retaining clips and
renew any damaged clips as necessary. On models with manual windows, wind the
door glass to the closed position, install the
retaining
clip to the regulator handle and install the regulator
handle to correspond with the regulator handle on the
opposite door.
DOOR GLASS AND REGULATOR

To Remove and Install
Remove the interior trim panel and handles
as previously described. Lower the door glass to align the lift channel
with the lower aperture. Support the door glass and remove the
retaining screws from the lift channel and door glass. Tilt the door glass to disengage it from the
run channel, then lift the door glass out through the
door glass opening. Remove the retaining bolts securing the
regulator assembly to the door panel. On models with
power windows, disconnect the wiring connector.
Maneuver the regulator assembly from the door
through the lower aperture. Installation is a reversal of the removal procedure
with attention to the following points:

Ensure that the sliding surfaces are ade-
quately lubricated with a zinc oxide grease.
Loosely install the regulator assembly to the
inner door panel. Install the doo r glass through the door glass
opening, engage the door glass in the run channel and
loosely install the retaining screws.
Tighten the regulator retaining bolts and
operate the door glass a few times up and down to
ensure that the glass is centralized. Tighten the lift
channel screws and check the operation of the door
glass. Adjust as required.

Dismantled view of the manually operated front door

window regulator and glass components.
(5) Install the plastic sealing sheet, the trim panel
and the interior handles as previously described.

REMOTE CONTROL AND DOOR LOCK
To Remove and Install
Remove the interior handles, the trim panel
and the plastic sealing sheet as previously described.
Remove the screws retaining the door lock to
the door frame. Disconnect the operating links at the door
lock from the snipper button and the lock cylinder.
The remote control link can be left connected. On
models with central locking, disconnect the link from
the lock actuator.
Remove the screws securing the remote con-
trol to the inner door panel, release the link from the
inner door panel clip and w ithdraw the remote control
and door lock assembly from the door. Installation is a reversal of the removal procedure
with attention to the following points:

Ensure that the exterior handle operates
correctly and has 0.5-2.0 mm free play at the stepped
adjuster holder. Adjust the stepped adjuster holder if
necessary. Check the operation of the door lock assem-
bly before installing the plastic sealing sheet, the trim
panel and the interior handles as previously described.

Body 227

Dismantled view of the front door lock components. Dimension A at the stepped adjuster holder should be 0.5-2.0 mm. Turn the stepped adjuster holder to give the correct free play.
EXTERIOR DOOR HANDLE
To Remove and Install
Remove the interior handles, the trim panel
and the plastic sealing sheet as previously described.
Remove the retaining nuts from inside the
door panel. Withdraw the handle slightly while ensur-
ing that the link is sliding out of the lock assembly.
Maneuver the exterior handle from the vehicle. Installation is a reversal of the removal procedure
with attention to the following points:

Ensure that the exterior handle and seal are
in a serviceable condition and installed correctly to
prevent the entry of dust and water. Ensure that the exterior handle operates
correctly and has 0.5-2.0 mm free play at the stepped
adjuster holder. Adjust the stepped adjuster holder if
necessary.
Check the operation of the door lock assem-
bly before installing the plastic sealing sheet, the trim
panel and the interior handles as previously described.
LOCK CYLINDER

To Remove and Install
(1) Remove the interior handles, the trim panel
and the plastic sealing sheet as previously described.


Wind the door glass up fully and disconnect
the operating link between the door lock and the lock
cylinder.
Using a suitable screwdriver, remove the
lock cylinder retaining clip and withdraw the lock
cylinder from the outer door panel.
Installation is a reversal of the removal
procedure.

LOCK STRIKER PLATE
To Remove, Install and Adjust
Mark the position of the striker plate on the
door pillar with a soft lead pencil to facilitate correct
replacement of the striker plate.
Remove the retaining screws from the striker
plate to the door pillar and remove the striker plate.
Inspect the striker plate for wear and renew as
necessary.
Install the striker plate to the door pillar
according to the pencil marks made on removal.
Close the door and observe the alignment
with the body panel or rear door. If necessary, loosen
the striker plate retaining screws and move the striker
plate in or out to achieve a flush fit. If the door lifts or drops when the lock

228 Body


Installed view of the front door lock striker plate.
engages the striker plate, loosen the retaining screws
and move the striker plate up or down to eliminate
the lift or drop.

Installation is a reversal of the removal procedure
with attention to the following points:

Ensure that the seal is in a serviceable
condition and correctly installed to prevent the entry
of dust and water. Tighten all the screws securely.
3. REAR DOORS

INTERIOR HANDLES AND TRIM PANEL
To Remove and Install
On models with manual windows, carefully
prise out the armrest trim plugs and remove the
retaining screws. Withdraw the armrest from the
vehicle. On models with power windows, proceed as
follows:
Carefully prise out the armrest trim plugs
and remove the retaining screws. Hold the armrest away from the door trim
panel as much as possible and lever the window
switches out from the armrest, front end first.
Lift the switches and disconnect the wiring
connector. Remove the hidden screw, working through
the switch aperture. Withdraw the armrest from the
vehicle. (3) Remove the screw retaining the remote con-


EXTERNAL MIRROR
To Remove and Install

On models with manual mirrors, remove the
screw retaining the adjuster arm handle and withdraw
the handle. Carefully prise out the cover trim plate and
remove the retaining screws securing the mirror body
to the door. On models with power mirrors, disconnect
the mirror wiring connector. Withdraw the external mirror and seal from
the door.

Rear door with the trim panel and plastic sealing sheet
removed.
SNIPPER BUTTON
REMOTE CONTROL

Dismantled view of the power door mirror.

Body 229
trol assembly escutcheon to the door and remove the
escutcheon.

(4) On models with manual windows, lever back
the regulator handle escutcheon and using a suitable
wire hook, withdraw the handle retaining clip and
remove the handle and escutcheon.

Alternatively, a piece of sturdy cloth can be used
to remove the regulator handle by sliding the cloth
behind the handle and pulling on each end of the cloth
in a see-saw action to release the retaining clip.

On models with a step lamp located in the
door trim panel, remove the screws, withdraw the
lamp and disconnect the wiring connector. Using a broad bladed screwdriver, carefully
lever the trim panel outwa rds and disengage all the
retaining clips. When all the clips have been disen-
gaged maneuver the trim panel from the door. Carefully remove the plastic sealing sheet
from the inner door panel. Installation is a reversal of the removal procedure
with attention to the following points:

Ensure that the plastic sealing sheet is cor-
rectly installed and not torn or damaged. Check the trim panel retaining clips and
renew any damaged clips as necessary. On models with manual windows, wind the
door glass to the closed position, install the
retaining
clip to the regulator handle and install the regulator
handle to correspond with the regulator handle on the
opposite door.
DOOR GLASS, REGULATOR AND QUARTER
GLASS

To Remove and Install
Remove the interior handles, the trim panel
and the plastic scaling sheet as previously described. Lower the door glass to align the lift channel
with the lower aperture.
Support the door glass and remove the
retaining screws from the lift channel.
Remove the screws retaining the rear run
channel to the door.
NOTE: To gain a ccess to the upper screw
carefully ease a small section of the door
rubber from the upper door flange.

Maneuver the run channel from the door
using care not to chip the d oor paintwork or the glass.
Withdraw the door glass through the door
glass aperture. Slide the quarter glass and seal assembly
towards the front top corner of the door and withdraw
the quarter glass from the vehicle. Remove the regulator retaining bolts and
withdraw the regulator from the door through the
lower aperture. Installation is a reversal of the removal procedure
with attention to the following points:


Dismantled view of the manually operated rear window
regulator and glass components.
Ensure that the regulator sliding surfaces are
adequately lubricated with a zinc oxide grease. Ensure that the door glass slides freely in the
run channels. The rear channe l lower bolts and the lift
channel screw are adjustable in slotted holes to
achieve this. Install the plastic sealing sheet, the trim panel
and the interior handles as previously described.
REMOTE CONTROL AND DOOR LOCK
To Remove and Install

Remove the interior handles, the trim panel
and the plastic sealing sheet as previously described. Remove the retaining screws from the re-
mote control assembly.
Remove the retaining screws from the door
lock assembly. On models with central door locking, discon-
nect the lock actuator li nk from the lock assembly by
releasing the snap clip. Withdraw the door lock assembly from the
door at the same time turning the snipper button
pivot holder to release the pivot from the door. Installation is a reversal of the removal procedure
with attention to the following points:

(1) Ensure that the exterior handle link enters
the door lock stepped adjuster when maneuvering the
door lock into position.

230 Body


Dismantled view of the rear door lock components. Dimension A at the stepped adjuster holder should be 0.5—2.0 mm. Turn the steppe d adjuster holder to give the correct free play.

Ensure that the snipper button pivot holder
is turned back to lock the pivot in position. Ensure that the exterior handle operates
correctly and has 0.5-2.0 mm free play at the stepped
adjuster holder. Adjust the stepped adjuster holder if
necessary.
Check the operation of the door lock assem-
bly before installing the plastic sealing sheet, the trim
panel and the interior handles as previously described.
EXTERIOR DOOR HANDLE

To Remove and Install
Remove the interior handles, the trim panel
and the plastic sealing sheet as previously described.

Remove the exterior door handle retaining
nuts from inside the inner door panel. (3) Withdraw the door handle from the door.
Installation is a reversal of the removal procedure

with attention to the following points:
Ensure that the exterior handle operates
correctly and has 0.5-2.0 mm free play at the stepped
adjuster holder. Adjust the stepped adjuster if neces-
sary. Check the operation of the door lock assem-
bly before installing the plastic sealing sheet, the trim
panel and the interior handle as previously described.
Install the striker plate to the door pillar
according to the pencil marks made on removal. Close the door and observe the alignment
with the body panel. If necessary, loosen the striker
plate retainer screws and move the striker plate in or
out to achieve a flush fit between the door and the
body panel.

Installed view of the rear door lock striker plate.

LOCK STRIKER PLATE
To Remove, Install and Adjust
Mark the rear door pillar around the striker
plate with a soft lead pencil to aid assembly.

Remove the retainer screws from the striker
plate and remove the striker plate. Inspect the striker
plate for wear or damage and renew as necessary. (5) If the door lifts or drops when the lock
engages the striker plate, l oosen the screws and move
the striker plate up or down to eliminate the lift or
drop.

NOTE: After each adjustment tighten the
striker plate screws and check the adjust-
ment. Readjust as necessary.