brake NISSAN 300ZX 1984 Z31 Maintenance Workshop Manual

CHASSIS AND BODY MAINTENANCE
MAINTENANCE OPERATION MAINTENANCE INTERVAL
Periodic mamtenance should be performed Mdes x 1,000 15 30 45 60
at number of miles. kilometers or months IKnlometers x 1 0001 1241 1481 1721 196) Reference page
whichever comes first Months 12 24 36 48
Brake liner E hoses I I I I MA-26
Brake
pads E discs I 1 I I MA-27
Brake fluid
R R MA-26
Manual and
automatic transmission E differential gear 011 I I I I MA-18, 19. 20
Power rteerlng lines E hares I I I I MA-34
Steering gear & linkage, & suwenston parts I I I I MA-21,22,23.34
Steertng llnkage ball
~OlntL E front suspension ball JOllltS
Propeller shaft14 I I MA-20
Locks.
hinges E hood latch L L L L MA-35
Front wheel bearing grease
I I MA-22
Exhaust system
I I I I MA-17
Seat belts, buckles, retractors. anchors E adiusler I I I I MA-35
I MA-21,34
Abbreviations A =Adlust
R = Replace
I = Inspect Correct or replace if necessary
MAINTENANCE UNDER
SEVERE DRIVING CONDITIONS
The maintenance intervals shown on the
preceding pages are for normal operating
DW"g Mal"te"a"Ce Mal"te"a"Ce Malnte"a"Ce condition item OperaflO" interval
C Aw cleaner filter R More frequently
R Every 3.000 miles Engine 001 IExceDt turbo- ABC E charged engine) 15.000 km) or 3 months conditions If the vehicle is operated under
severe driving conditions as shown below, Engine 081 ITurboCharged R Every 2,500 miles
more frequent maintenance must be per-
formed on the following items as shown in A E
engd
Engine 081 filter R At the first 001 change
(4,000 kml or 3 months
and then every second 011 the table rhmae
Severe driving conditions
A - Repeated short distance driving
6 - Extensive idling
C - Driving in dusty conditions
D - Driving in extremely low or hlgh
ambient temperatures
E - Towing a trailer
F - Driving in areas using road salt or
G - Driving on rough andlor muddy
H - Driving in high humidity areas or in
other corrosive materials
roads
mountainous areas
A C EFG Brake pads & dorm I Every 7,500 miles 112,oW kml or 6 months
124.000 kml or 12 months
I48 Ow kml 01 24 monlhi
H Brakefluid R Every 15.000 miles
EG Manual and automatic trans- R Every 30.000 miles mmmn & drtferentml (lea, 011)
G Steering gear & linkage. I Every 7.500 miles 112 000 kml or 6 months
Every 7,500 miles
112.000 kml or 6 months
& rurpenrlon parm
(I front rurpenrlo" ball 1Ol"fS
CO FG Steering linkage ball pnts I
F Locks. hinges & hood latch I Every 7.930 miles
A EFG Exhaust system I Every 7,500miler
Maintenance operations I = lnr~ect Correct or replace 11 necerrary R = Replace
112.000 kml or 6 months
112.000 kml or 6 monthi

GENERAL MAINTENANCE
Item Reference item in MAsection
Windshield defroster Check that the air comes out of the
defroster outlets properly and in sufficient quantity when
operating the heater or
air conditioner
Rear view mirror Make sure that it is secure
-
-
Sun visors Make sure that they can be moved freely and are
secure
Steering wheel Check that it has the specified free play Be
sure to check for changes in the steering condition, such
as
excessive free play, hard steering or strange noises
-
Specification
Free
play Less than 35 mm (1 38 in)
Seats Check front seat position controls such as seat adjust- -
ters, seatback recliner, etc to ensure they operate smoothly
and that
all latches lock securely in every position Check
that the head restraints move up and down smoothly and
that
the locks (if so equipped) hold securely in all latched
positions Check that the latches lock securely for folding-
down rear seatbacks
Seat belts Check that all parts of the seat belt system e g
buckles, anchors and retractors operate property and ANCHORS, RETRACTORS AND ADJUSTER
smoothly Check the belt webbing for cuts, fraying, wear or
damage
INSPECTING SEAT BELTS, BLUCKLES,
Accelerator pedal Check the pedal for smooth operation -
and make sure the pedal does not catch or require uneven
effort
Clutch pedal Make sure the pedal operates smoothly and
check that
it has the proper free travel
ADJUSTING CLUTCH PEDAL HEIGHT AND
FREE PLAY
Brakes Check that the brake does not pull the vehicle to
one side when applied
Brake pedal Check the pedal for smooth operation and
make sure
it has the proper distance under it when de-
pressed fully Check the brake booster function
CHECKING BRAKE PEDAL DEPRESSED HEIGHT
0 CHECKING BRAKE BOOSTER FUNCTION
Parking brake Check that the lever has the proper travel and
confirm that your vehicle
is held securery on a fairly steep
hill with only the parking brake applied
0 CHECKING PARKING BRAKE
Automatic transmission "Park" mechanism Check that the
lock release button on the selector lever operates properly
and smoothly
On a fairly steep hill check that your vehicle
is held securely with the selector lever in the "P" wsition
without
aDDlvina anv brakes
UNDER THE HOOD AND VEHICLE
The maintenance items listed here should be checked periodically e g each time you check the engine oil or refuel
MA-5

GENERAL MAINTENANCE
Item
Windshield washer fluid Check that there
is adequate fluid
in the tank
Reference item in MA section
-
Engine coolant level Check the coolant level when the -
engine is cold
Radiator and hoses Check the front of the radiator and
clean off any dirt, insects,
leaves, etc , that may have
accumulated Make sure the hoses have no cracks, deforrna-
tion, rot or loose connections
Brake and clutch fluid levels Make sure that the brake and CHECKING CLUTCH FLUID LEAKS
clutch fluid
levels are between the "MAX" and "MIN" lines INSPECTING BRAKE LINES & HOSES
on the reservoir
Engine drwe belts Make sure that no belt if frayed, worn,
cracked or oily CHECKING AND ADJUSTING DRIVE BELT
Engine oil level Check the level on the dipstick after park- -
ing the vehicle on a level spot and turning off the engine
Power steering fluid level Check the level on the dipstick
when the fluid
is cold and the engine is turned off
0 CHECKING POWER STEERING FLUID LEVEL
Automatic transmission fluid level Check the level on the CHECKING AUTOMATIC TRANSMISSION
dipstick after putting the selector
level in "P" with the FLUID LEVEL
engine idling
Exhaust system Make sure there are no loose supports, 0 INSPECTING EXHAUST SYSTEM
cracks or holes If the sound of the exhaust seems unusual
or there
is a smell of exhaust fumes, immediately locate the
trouble and correct
it
Underbody The underbody is frequently exposed to corro-
sive substances such as those used on icy roads or to control
dust
It is very impOrtant to remove these substances, other-
wise rust will form on the floor pan, frame, fuel lines and
around
the exhaust system. At the end of winter, the
underbody should be thoroughly flushed with plain water,
being careful to clean those
areas where mud and dirt can
easily accumulate.
Fluid leaks Check under the vehicle for fuel, oil, water or
other fluid
leaks after the vehicle has been parked for a 0 INSPECTING MANUAL TRANSMISSION OIL
while.
Water dripping from the air conditioner after use is 0 INSPECTING AUTOMATIC TRANSMISSION FLUID
normal. If you should notice
any leaks or gasoline fumes
are evident, check for
the cause and correct it immediately.
0 CHECKING CLUTCH FLUID LEAKS
0 INSPECTING DIFFERENTIAL GEAR OIL
0 INSPECTING FRONT AXLE AND SUSPENSION
0 INSPECTING REAR AXLE AND SUSPENSION
0 INSPECTING BRAKE LINES & HOSES
0 CHECKING POWER STEERING LINE & HOSES
PARTS
PARTS
MA-6

kmlmils Month
ENGINE ANTI FREEZE- - COOLANT
FRONT WHEEL
BEARING GREASE -
BRAKE FLUID -
DIFFERENTIAL - GEAR OIL
* Maintenance under severe driving condittons
z
tl
:
h)
whsather conditions or in areas where ambient
temperatures are either extremely low or extreme ly high, the filter might becomeclogged In such
, -1 --I-- 4 - -1 - t WINDSHIELD AND REAR
WINDOW WASHER FLUID --
-/---l--]--t-]-- POWERSTEERINGFLUID
w-1 --I- -ENGINE OIL (Except turbocharger engine)
- - @) OIL FILTER
*
--MANUAL TRANSMISSION
--AUTOMATIC
TRANSMISSION
@ Replace at the first 011 change After that. replace 011 filter every second engine 011 change

ENGINE MAINTENANCE
Checking and Replacing
Spark Plugs (Cont’d)
5 Install spark plugs Reconnect high tension
cables according to
Nos indicated on them.
0 . Spark plug
20 - 29 Nm
(2.0 - 3.0 kg-m, 14 - 22 ft-lb)
Checking Ignition Wires
1. Check the high tension wires for cracks,
damage, burned terminals and proper fit
2. Measure the resistance of the high tension
wires, by shaking it and checking for intermit-
tent brakes
SMA789A
MA-I 3

ENGINE MAINTENANCE
Checking idle Speed (VG30E engine)
Preparation
WARNING:
a. Depress brake pedal while accelerating the engine to prevent forward surge of vehicle.
b. Inspection should
be carried out while shift lever IS in "D" position on automatic transmission equipped
models.
c. After inspection and adjustment have been made, shift the lever to "N" or "P" position.
Engage parking brake and lock both front and rear wheels with wheel chocks.
Turn
off air conditioner and headlamps.
Keep front wheels straight ahead.
c START I 1
Start engine and warm up untgl water
temperature Indicator poinrs to middle of
I
To harness 4
Stop engine and anach adapter harness between ignmon coil primary winding terminals and harness connector Then set
timer under no-load, then run engine at
+
Stop engine and connect idle UP solenoid
harness connector
Dismnnm adapter harness Connector and
connect ignition
coil harness connector io
(- END
MA-I 4
-

CHASSIS AND BODY MAINTENANCE
Checking Exhaust System
Check exhaust pipes, muffler and mounting for
proper attachment,
leaks, cracks, damage, loose
connections, chafing and deterioration
W SMA211A
-Checking Clutch Operation -
Check clutch pedal height, free travel and smooth
omration
Floor carpet
Dash insulator
H Pedal free height A Pedal free travel
SMA558A
Pedal free height "H":
Pedal free travel "A":
195.205 mm (7.68 - 8.07 in)
1 ~ 3 rnrn (0.04 - 0.12 in)
If necessary, adjust clutch pedal free height and
pedal free travel. Refer
to section CL
-Checking Clutch Fluid Level-
If fluid level is extremely low, check clutch system
for leaks
Changing Clutch Fluid
Refill with recommended brake fluid "DOT
3"
Do not reuse drained brake fluid
Be careful not to splash brake fluid on painted
areas.
Drain the fluid in the air bleeder valve
SCLOO9
Refill until the new fluid comes out in the air
bleeder valve
Use same procedure as in bleeding hydraulic
system to refill the fluid
Refer to section CL
MA-I 7
,

CHASSIS AND BODY MAINTENANCE
-Checking Brake Fluid Level
and Leaks
If fluid level is extremely low, check brake system
for leaks
Changing Brake Fluid
0 Refill with recommended brake fluid "DOT
3".
Do not reuse drained brake fluid.
Be careful not to splash brake fluid on painted
areas.
Drain brake fluid in each
air bleeder valve. 1
SMA26IA
2 Refill until new brake fluid comes out of each
air bleeder valve
Use same procedure as in bleeding hydraulic
system to refill
brake fluid
Refer to section
BR
Checking Brake Booster
Vacuum Hoses, Connections
and Check Valve
Check vacuum lines connections and check valve
for proper attachment,
air tightness, chafing and
deterioration
I rBrake booster
Checking Brake System
Check brake fluid lines and parking brake cables
for proper attachment, leaks, chafing, abrasion,
deterioration, etc
\v
SMA732A
MA-26

CHASSIS AND BODY MAINTENANCE
Checking Disc Brake
Check condltlon of disc brake components
Rotor Condition and thickness
Caliper Operation and leakage
Pad Wear or damage
SMA733A
SMA?34A
A
Checking Foot Brake
Pedal Operation
0 Check brake pedal free height, depressed height
and smooth operation
h Pedal free height H Depressed height Dash floor panel
Pedal free height "h":
M/T model 182 - 192 mm (7.17 - 7.56 in)
AlT model 184 - 194 mm (7.24 - 7.64 in)
More than 90 mm (3.54 in)
Depressed height "H":
If necessary, adjust pedal heights
Refer to section
BR
MA- 2 7

CHASSIS AND BODY MAINTENANCE
Checking Parking Brake
Pull lever with specified amount of force
Check lever stroke and smooth operation
Pullmg force . 196 N I20 kg. 44 Ibl
\' \ \' '
Number of notches 8 -9
SMA436
2 Use adjuster to adjust lever stroke
SMAl35A
3 Bend parking brake warning lamp switch plate
down
so that brake warning light comes on
when ratchet
at parking brake lever IS pulled
one notch and goes out when
fully released
Checking Tire Condition
TIRE CONDITION
0 When tires wear and tread wear indicators
appear, replace them with new ones
Tread wear indicaror Tire iread
WHO24
0 Check tread and side walls for cracks, holes,
separation or damage.
SMAS39A
0 Tire valves for air leakage
TIRE INFLATION
Tire
pressure should be measured when tire is cold.
Tire pressure should be
set to the specifications
on the tire placard located in the vehicle.