Lexus GS300/400 (2000 year). Service manual — part 168
MA002–06
MA–2
–
MAINTENANCE
INSIDE VEHICLE
45
INSIDE VEHICLE
GENERAL MAINTENANCE
These are maintenance and inspection items which are considered to be the owner’s responsibility.
They can be done by the owner or they can have them done at a service shop.
These items include those which should be checked on a daily basis, those which, in most cases, do not
require (special) tools and those which are considered to be reasonable for the owner to do.
Items and procedures for general maintenance are as follows.
1.
GENERAL NOTES
Maintenance items may vary from country to country. Check the owner’s manual supplement in which
the maintenance schedule is shown.
Every service item in the periodic maintenance schedule must be performed.
Periodic maintenance service must be performed according to whichever interval in the periodic main-
tenance schedule occurs first, the odometer reading (miles) or the time interval (months).
Maintenance service after the last period should be performed at the same interval as before unless
otherwise noted.
Failure to do even one item an cause the engine to run poorly and increase exhaust emissions.
2.
LIGHTS
(a)
Check that the headlights, stop lights, taillights, turn signal lights, and other lights are all working.
(b)
Check the headlight aiming.
3.
WARNING LIGHTS AND BUZZERS
Check that all warning lights and buzzers function properly.
4.
HORN
Check that it is working.
5.
WINDSHIELD GLASS
Check for scratches, pits or abrasions.
6.
WINDSHIELD WIPER AND WASHER
(a)
Check operation of the wipers and washer.
(b)
Check that the wipers do not streak.
7.
WINDSHIELD DEFROSTER
Check that air comes out from the defroster outlet when operating the heater or air conditioner.
8.
REAR VIEW MIRROR
Check that it is mounted securely.
9.
SUN VISORS
Check that they move freely and are mounted securely.
10.
STEERING WHEEL
Check that it has the specified freeplay. Be alert for changes in steering condition, such as hard steering,
excessive freeplay or strange noises.
11.
SEATS
(a)
Check that all front seat controls such as seat adjusters, seatback recliner, etc. operate smoothly.
(b)
Check that all latches lock securely in any position.
(c)
Check that the locks hold securely in any latched position.
(d)
Check that the head restraints move up and down smoothly and that the locks hold securely in any
latches position.
(e)
For folding–down rear seat backs, check that the latches lock securely.
12.
SEAT BELTS
(a)
Check that the seat belt system such as the buckles, retractors and anchors operate properly and
smoothly.
(b)
Check that the belt webbing is not cut, frayed, worn or dameged.
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MAINTENANCE
INSIDE VEHICLE
MA–3
46
13.
ACCELERATOR PEDAL
Check the pedal for smooth operation and uneven pedal effort or catching.
14.
)
(a)
Check the pedal for smooth operation.
(b)
Check that the pedal has the proper reserve distance and freeplay.
(c)
Check the brake booster function.
15.
BRAKES
At a safe place, check that the brakes do not pull to one side when applied.
16.
PARKING BRAKE (See page
(a)
Check that the lever has the proper travel.
(b)
On a safe incline, check that the vehicle is held securely with only the parking brake applied.
17.
AUTOMATIC TRANSMISSION ”PARK” MECHANISM
On a safe incline, check that the vehicle is held securely with the selector lever in ”P” position and all brakes
released.
MA003–06
MA–4
–
MAINTENANCE
UNDER HOOD
47
UNDER HOOD
GENERAL MAINTENANCE
1.
GENERAL NOTES
Maintenance items may vary from country to country. Check the owner’s manual supplement in which
the maintenance schedule is shown.
Every service item in the periodic maintenance schedule must be performed.
Periodic maintenance service must be performed according to whichever interval in the periodic main-
tenance schedule occurs first, the odometer reading (miles) or the time interval (months).
Maintenance service after the last period should be performed at the same interval as before unless
otherwise noted.
Failure to do even one item an cause the engine to run poorly and increase exhaust emissions.
2.
WINDSHIELD WASHER FLUID
Check that there is sufficient fluid in the tank.
3.
ENGINE COOLANT LEVEL
Check that the coolant level is between the ”FULL” and ”LOW” lines on the see–through reservoir.
4.
RADIATOR AND HOSES
(a)
Check that the front of the radiator is clean and not blocked with leaves, dirt or bugs.
(b)
Check the hoses for cracks, kinks, rot or loose connections.
5.
BATTERY ELECTROLYTE LEVEL
Check that the electrolyte level of all battery cells is between the upper and lower level lines on the case.
6.
BRAKE FLUID LEVEL
Check that the brake fluid levels are near the upper level line on the see–through reservoirs.
7.
ENGINE DRIVE BELT
Check drive belt for fraying, cracks, wear or oiliness.
8.
ENGINE OIL LEVEL
Check the level on the dipstick with the engine turned off.
9.
POWER STEERING FLUID LEVEL
Check the level on the dipstick.
The level should be in the ”HOT” or ”COLD”range depending on the fluid temperature.
10.
AUTOMATIC TRANSMISSION FLUID LEVEL
(a)
Park the vehicle on a level surface.
(b)
With the engine idling and the parking brake applied, shift the selector into all positions from ”P” to ”L”,
and then shift into ”P” position.
(c)
Pull out the dipstick and wipe off the fluid with a clean rag. Re–insert the dipstick and check that the
fluid level is in the HOT range.
(d)
Do this check with the fluid at normal driving temperature (70 – 80
°
C, 158 – 176
°
F).
HINT:
Wait until the engine cools down (approx. 30 min.) before checking the fluid level after extended driving at
high speeds, in hot weather, in heavy traffic or pulling a trailer.
11.
EXHAUST SYSTEM
If any change in the sound of the exhaust or smell of the exhaust fumes is noticed, have the cause located
and corrected.
MA004–04
B01384
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MAINTENANCE
ENGINE
MA–5
48
ENGINE
INSPECTION
HINT:
Inspect these items when the engine is cold.
1.
REPLACE TIMING BELT
(2JZ–GE ENGINE: See page
2.
INSPECT DRIVE BELT
(2JZ–GE ENGINE: See page
3.
REPLACE SPARK PLUGS
(2JZ–GE ENGINE: See page
4.
INSPECT AIR FILTER
(a)
Remove the air filter.
(b)
Visually check that the air filter is not excessively dam-
aged or oily.
If necessary, replace the air filter.
(c)
Clean the filter with compressed air.
First blow from the inside thoroughly, then blow the out-
side of the filter.
(d)
Reinstall the air filter.
5.
REPLACE AIR FILTER
Replace the air filter with a new one.
6.
REPLACE ENGINE OIL AND OIL FILTER
(2JZ–GE ENGINE: See page
)
7.
REPLACE ENGINE COOLANT
(2JZ–GE ENGINE: See page
)
8.
REPLACE GASKET IN FUEL TANK CAP
(2JZ–GE ENGINE: See page
)
)
9.
INSPECT FUEL LINES AND CONNECTIONS
Visually check the fuel lines for cracks, leakage, loose connec-
tions, deformation or tank band looseness.
10.
INSPECT EXHAUST PIPES AND MOUNTINGS
Visually check the pipes, hangers and connections for severe
corrosion, leaks or damage.
11.
ADJUST VALVE CLEARANCE
(2JZ–GE ENGINE: See page
)
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