1984 NISSAN 300ZX engine light

CHARGING SYSTEM
Make sure "S ' termmal 8s con- IC-RG IC regulator
When reaching "Damaged
A C G.", remove
0 K. IC-alternator 16 In good condltlon nected COrreCtly
Trouble-Shooting
Before conducting an alternator test, make sure that the battery IS fully charged A 30-Volt voltmeter and
suitable test probes are necessary for the test The alternator can
be checked easily by referrmg to the
Inspection Table
Engine tdltng Lighting $witch "ON,, (Check light for operatlonl
WITH IC REGULATOR
bulb Replace and Proceed -
Wpth alternator side L terminal grounded, internal short occurs when + diode IS short-circuited @
Ignition witch "ON" cOnneCtor IS. (Check light Ll and ground for operatton1 L lead w~re Connect con-
I lH,TACHl nector IS LI far operation1 and ground F
I [Check Itght I for operation1
I (MITSUBISHI ' makel I - - - - - - - - - - - - -------- -
J
..........................
Contact poiitwe lead (+I of voltmeter on B
Lqht "OFF"
9
Engine speed 1,500 rpm
terminal and negative lead (-1 to L terminal
(Measure the "oltage acres "E" and "L"
only)
Contact tip of wlre with brush and attach wire to
alternator body -0 Light"0FF" -- OK
5) Terminals "S", "L", "BAT" and "E" are marked
on rear cover
of alternator.
Brush lift wire
SEL766D
EL-1 6

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

,
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