NISSAN 300ZX 1984 Z31 Electrical System Owner's Manual
Manufacturer: NISSAN, Model Year: 1984, Model line: 300ZX, Model: NISSAN 300ZX 1984 Z31Pages: 116, PDF Size: 3.42 MB
Page 21 of 116
CHARGING SYSTEM -Alternator-
Reasi
Carefully observe the following instructions
1 When soldering each stator coil lead wire to
diode assembly terminal, carry out the opera-
tion
as fast as possible
2 When soldering brush lead wire, observe the
following
Position brush so that its wear limit line
protrudes 2 mm (0 08 in) beyond end face
of brush holder
Solder points
SEL6320
3 Fit ring into groove in rear bearing so that it is
as close to the adjacent area as possible.
Quantity of prorrusion FIX ring at the position of minimum protrusion
mbly
4 Before installing front cover with pulley and
rotor with
rear cover, push brush up with
fingers and retain brush, by inserting brush
lift
into brush lift hole from outside
After installing, remove wire for brush
lift
EE540
EE541
5 After installing front and rear sides of alter-
nator, pull brush lift by pushing toward center
Do not pull brush lift by pushing toward outside
of cover as it will damage slip ring sliding surface.
EL-21
Page 22 of 116
CHARGING SYSTEM -Alternator-
Service Data and Specification
LR170-701B
Applied model
A2T48195
Nominal rating V-A
Ground wlarity
Minimum revolution undt no-load (when 14 volts IS
applied) rpm
Hot output current
Alrpm
Regulated output voltage
V
Minimum length of brush rnm (m)
Brush spring pressure
N 1% 02)
Slip ring outer diameter
mm Ion)
W8thout turbo With turbocharger
charaer models models
12-70
Negative
Less than 1.000
More than
2111,300
More than
5012,500
More than
7015,000
144-150
More than
55102171
1,471 - 3,531
1150-360.
5 29
- 12 701
More than
21
6 IO 850)
Less than 1,100
More than
21 11,300
More than
5012,500
141 147
More than
8 10311
3,040 4,217
I310
- 430,
1093- 15 17)
More than
22 4
10 8821
Page 23 of 116
COMBINATION SWITCH
Intermittem WIPER
wimrvolume
WASH
TURN
Horn terminal RESUME
OFF
INT s
L
4
LO
HI
ASCD
LIGHTING SWITCH WIPER SWITCH INTERMITTENT
WIPER VOLUME AS C D SWITCH
HORN SWITCH
TURN
SIGNAL
SWITCH
-
SEL64ZD
EL-23
Page 24 of 116
COMBINATION SWITCH
Replacement
Lighting switch, wiper & washer switch and
AS C D switch can be replaced without removing
combination switch base
Swtch base
Lighting switch
Washer swmh
A S C D sei switch SEL643D
To remove combination switch base, remove base
attaching screw and turn after pushing on
it
Attaching screw
Protrusion gu!dei
Hole
SEL644D
EL-24
Page 25 of 116
INSTRUMENT SWITCH
p7J-q
INSTRUMENT
RETRACT
SWITCH
HAZARD
SWITCH
E:EGGER SWITCH
OFF
[WJ]
-'+ Dark N (For ASC D switch)
(Far illuminafion
control swifchl
HAZARD RETRACT SWITCH SWITCH
ASCD MAIN
SWITCH
I LLUMlNATlON
CONTROL SWITCH
BRIGHT DARK
El
INSTRUMENT SWITCH R.H.
m
REAR WIPER
&WASHER
SWITCH
RE4R
DEFOGGER
SWITCH REAR WIPER
&WASHER SWITCH
AUXILIARY DRIVING
LAMP SWITCH
For removal, refer to "INSTRUMENT" in BF section
EL-25
Page 26 of 116
HEADLAMP
Operation
0 The following chart depicts the operational modes of relays and headlamp motors in relation to the posi-
nons
of the headlamD and retract switches
Light switch
Retract switch
Mal”
Dimmer Headlamp
Uphold relay
Headlamp relay
Pasrlng relay
Headlamp mofor
Parsing -2ND 7 Main
nn
1 ST
I I I
I I I I I , I , , 1 I 1 I , I I OFF 1 1 I I I I 1 I I OFF I I 1 I I I I I I II I I
UP
II 111
I
Ill I I I !
I j ON
I I
I ON
I I I I
I
OFF I
I I
I I I 1 I I1 1 I 1
I/ OFF
I I 1, I !I I OFF ~
I I UP DOWN
SEL743D
EL-26
Page 27 of 116
-
BATTERY TI RFI AV 1 7
THEFT WARNING
r --, I II
I
"$ 7; '/' '
PASSING RELAY
k=a-J \-UPHOLD RELAY
I
1V.
@ Wnihoul headlamp warning
0 Wnh headlamp warning
Page 28 of 116
HEADLAMP
Wiring Diagram
HEADLAMP
MOTOR R H
RH
HEADLAMP
HEADLAMP
MOTOR L H
HEADLAMP
RELAY
ItT type Black)
EL-28
Page 29 of 116
L
,
sin Mld
u f
Page 30 of 116
HEADLAMP
Trouble-shooting
Check diodes
between light switch
and up hold relay
1 OK
Check harness
between headlamp
relay and headlamp
motor
headlamp motor When turning retract
switch to
"UP", do
headlamps open?
Check headlamp
Yes relay
Check headlamp
motor
Turn retract switch
to "DOWN"
between headlamp
relay and headlamp
motor
v
When turning light
r switch to "ZND", do
-No When turning light
switch to "OFF". do
headlamps close? ~
on, I headlampsopen? I I
Replace
headlamp
timer -.
-
I
(es
switch
Check up hold relay 1 I
lo
Check diodes
between light switch
and up hold relay
OK
between light switch
and headlamp motor
When turning light
switch to "PASSING", Replace headlamp
do headlamps open?
Headlamps do not close
F
(Turn light switch to "OFF"
c - No
When turning retract
switch to "DOWN",
do headlamps close?
I - Check headlamp relay
Yes
Check retract switch
Check headlamp
EL-30