Relay NISSAN 300ZX 1984 Z31 Electrical System User Guide

WIPER AND WASHER
Headlamp Washer/Wiring Diagram
HEADLAMP
RELAY
WASHER HEADLAMP @
: (Back ride)
HEADLAMP
WASHER
SWITCH
7
- 22 I1 BODY GROUND IR H ride)
HEADLAMP
WASHER
BODYGROUND (L H $#de)
@ GLmodelr
@ GLLrnodelr
@ Digital type meter
@ Needle type meiei
BODY GROl (R H ride)
II fWhw
(Engine room harnerr)
I LIGHTING SWITCH
J
(Main harness)
USE
7/1
w
II
IGNITION SWITCH I ACC or ON
I I
SEL727D
EL-91

AUTOMATIC SPEED CONTROL DEVICE (A.S.C.D.)
-Preparation for Trouble-shooting Trouble-shooting
Remove AS C D control unit with harness AS C D control unit cznnot be set properly connected. I
Turn AS C D main switch "0FF"and then "ON"
to make sure indicator (located above combination
meter1 illuminates
Check for loose vacuum Check AS C D main
[-I switch and AS C D relay
Check power supply circuit for
A S C D control
unit SEL736D
Check stop switch. clutch
switch (MIT model).
inhibitor relay and
inhibitor switch (AIT model) POWER SUPPLY CIRCUIT CHECK
1 Release brake and clutch pedals
2 Turn ignition switch to "ON"
3 Turn A S.C.D main switch to "ON"
4. Check voltage between 0 and @ v Check harness between
AS C D power supply Check from harness side
-+ Release
A/T control -+ ..D" range
AS C D main wnch }-ON IOK Checksets:and
harness between control
unit and
set switch Voltmeter SELSlOD
SET SWITCH CIRCUIT CHECK
1. Turn ignition switch to "OFF". Go to "A S C D Actuator Check" -
2 Push A.S.C.D. set switch
3 Check continuity between 0 and @
Check from harness side
tion switch 4 OFF
C 0 ret switch + ON
SELBllD Ohmmeter
I
circuit
I Check set switch circuit for AS C D control unit 1
lNG Replace actuator !OK *
(Next page)
EL-99

LOCATION OF ELECTRICAL UNITS
hock absorber
Direction sensor
Lock-up mntrol unit (For electronic controlled automatic tranmisionl
(Only for Canada digital L------ type combination meter I ~UIDU~ madell
Fuel pump relay r,
(Rear side inner
SEL75ZD
EL- 1 05

LOCATION OF ELECTRICAL UNITS
LWarning chime Meter power unit (For digital
type combination
meter1
Hold relay (only for Canada
analog type
Clutch witch (For AS C D I
(For A 5 C D )
box
SEL753D
EL-I 06

,
TO TIME CON-
TROL UNIT
TO INST H LH (CHIME)
TO ENGINE
ROOM
H R H (UPHOLD RELAY)
TO ENGINE ROOM H L H IHEAO-
TO LIGHT SW TO LIGHT SW -
TO REAR
ro KEY sw
3OOM H R H A S C 0 RELAY1 To As sw (VACUUM ROOM H L H
PUMP RELAY)
(For time control system, headlamp system, AS C 0 and E F I system1

Diode
L & GLLxodelr
TO ENGINE ROOM
H R H (HORN RELAY]
HRH
ITHEFT
WARNING RELAY-11
TO ENGINE ROOM
TO THEFT WARNING
CONTROL UNIT
TO HORN SWJ
TO BACK DOOR SW TOTHEFT WARNING 3TlME CONTROL UNIT CONTROL UNIT
TO ENGINE ROOM H R H ro INST H R H :DOOR WARNING LAMPI sw TOEFI H
TO LIGHT SW TO ENGINE ROOM H R H (POWER
STEERING SWI
TO INJECTOR BLOWER IFAN MOTOR RELAY)
(For theft warning system & E F I systeml
ode 6&
F model9
Not used
TOEFI H
TO ENGINE ROOM
HRH (POWER
STEERING SWI
TO LIGHT SW
TO FUSE
TO REAR
DEFOGGERRELAY
(For E F I system1 ode
TO TIME CONTROL
TO INST H
L H
TO ENGINE ROOM H
TO KEY SW UNIT
TO ENGINE ROOM H L H
(HEADLAMP MOTOR) (CHIME]
TO LIGHT SW
TO LIGHT SW IUPHOLD RELAY)
TO STEP LAMP TO DOOR SW R H
TO TIME
CONTROL UNIT
[For headlemp system & time control system)
Itode @
TO BACK DOOR ,LOCK SW
TO DOOR SW L H
TO DOOR SW R H
TO DOOR H LH
TO DOOR H
RH
TO VOICE WARNING UNIT AN0
TllEFT WARNING COhTROL UNIT
TO THEFT
WARNING
rCONTROL UNIT
TO BACK
DOOR SW
TO
DOOR SWRH
TO INST H R H (DOOR WARN-
ING LAMP)
TO TIME CONTROL UNIT
(Far voice warning system & theft warning system)
(Far theft warning system & tlme control system)
Turbocharger models
Nan turbocharger models
2+2 seater
2 seater
Door muror defogger swtch
A/T indicator lamp
RcmGlc
con1;a: miiiDi 8...itCh
0 D switch (AIT models)
Headlamp
cleaner switch
Shock absorber switch (Turbocharger models)
Body ground
Diode Diode
(Sf modcls)
Diode (GL and GLL models)
Diode (2+2 seater)
Theft warning control unit Seat belt switch R H (GLL models)
0, Sensor control amp (GLL models)
Parking brake switch
Radio amphfier
(GLL models)
Seal
bell switch L H (SF models) Seat belt switch L H (GL models) lo power seat harness (GLL models)
Body ground
(GLL models)
Didoe
(GL and GLL models)
Body ground (GLL models)
Body ground
(GLL models)
I

@ To @ (Non-turbocharger models) 0 Ambient temp sensor 0 Vacuum tank (Turbocharger models)
0 To @I (Turbocharger models) 0 PoglampRH @ Hoodswitch
0 To @il White) @ Vacuumpump 0 I'oglampLH @ Hoadlamp washer motor
0 @D Horn L H
/ @ Side marker lamp L H
0 To @I (Blue) (Turbocharger models)
@ To @ White) 0 ranmotor
@ Uphold relay (Turbocharger models)
@ Fuublchk @ Headlamp motor R H
0 Front shock absorber R H @ Radiator coolant level switch 0 Hcadlamp L H
Front combmation lamp L H
A/T relay I @ AS C D relay (Non-turbocharger AIT models) @ Water cock an valve Compressor relay 0 Headlamp R H Vacuum pump relay @ Side marker lamp R H
(Turbocharger models) @ Horn RH Horn relay @ Front combination lamp R H
6 Headlamp tmer @ To @ (Blue) I@ To @ (White)
@Q To @ (White) @ To 0 (Non-turbocharger models)
@ Inhibitor switch (Non-turbocharger models)

0 To @I (White) 0 Diode (Voice warnmg system equipped
0 To @ (Blue) (GLL models) models except CLL models) 0 To @ Wile) 0 Speakcr R H (CLL models) 0 Jomt (POI 0, sensor warning lamp) 0 Glove box lamp switch @O Glove box lamp @ Hold relay (Canada models)
0 @9 To (Black) @9 . To 0 (White)
To @ (Blue) (GLL models)
Speak; L H (GLL models)
IUumlnation control switch
Instrument swtch
L H
Instrument swtch L H
Combination meter (Black)
Combination meter (While)
Combination meter (White)
Combination meter White)
Combination meter (White)
Combination meter (Blue)
Combmation meter (Black)
Chune Instiument switch
R H
Instrument switch R H
Needle type meter
Digital type meter
& Combmation gauge (CLL models)
@ Combmalion gauge (SF and CL models)
TO COMBINATION
METER (BRAKE WARNING LAMPI
TO ENGINE ROOM H (BRAKE FLUID LEVEL SWI
6 TO MAIN H IPARKING
BRAKE SW AND VOICE
WARNING UNIT1
[For voice warnmg system1