ECU lexus LS400 1994 Repair Manual Information / 1994 LS400: MAINTENANCE

MAINTENANCE
170Tire rotation
Rotate the tires every 12000 km (7500 miles). See page 212
for additional information.
Windshield wiper blades
Check for wear or cracks whenever they do not wipe clean.
Fluid leaks
Check underneath for leaking fuel, oil, water or other fluid after
the vehicle has been parked for a while. If you smell fuel fumes
or notice any leak, have the cause found and corrected
immediately.
Doors and engine hood
Check that all doors, including trunk lid, operate smoothly and
all latches lock securely. Make sure the engine hood
secondary latch secures the hood from opening when the
primary latch is released.
Vehicle interior
Items listed below should be checked reqularly, e.g. while
performing periodic services, cleaning the vehicle, etc.
Lights
Make sure the headlights, stop lights, tail lights, turn signal
lights, and other lights are all working. Check headlight aim.Service reminder indicators and warning buzzers
Check that all service reminder indicators and warning
buzzers function properly.
Horn
Make sure it works.
Windshield glass
Check that it is free from scratches, pits or abrasions.
Windshield wipers and washer
Check operation of the wipers and washer. Make sure the
wipers do not streak.
Windshield defroster
Check that the air comes out from the defroster outlet when
operating the air conditioning.
Air conditioning outlets
Check that they deliver sufficient air.
Rear view mirror
Make sure it is mounted securely.
Sun visors
Make sure they move freely and are mounted securely.
Steering wheel
Check that it has the specified freeplay. See page 209 for
additional information. Be alert for changes in steering
condition, such as hard steering, excessive freeplay or strange
noise.

MAINTENANCE
171 Seats
Check that all front seat controls such as seat adjusters,
seatback recliner, etc. operate smoothly and that all latches
lock securely in any position. Check that the head restraints
move up and down smoothly and that the locks hold securely
in any latched position.
Seat belts
Check that the seat belt system such as buckles, retractors
and anchors operate properly and smoothly. Make sure the
belt webbing is not cut, frayed, worn or damaged.
Accelerator pedal
Check the pedal for smooth operation and uneven pedal effort
or catching.
Brake pedal
Check the pedal for smooth operation and check that the pedal
has the proper clearance and freeplay. Check the brake
booster function. See page 206 for additional information.
Brakes
At a safe place, check that the brakes do not pull to one side
when applied.
Parking brake
On a safe incline, step on the parking brake pedal and check
that the vehicle is stopped using only the parking brake. See
page 207 for additional information.Automatic transmission “Park” mechanism
Check the lock release button of the selector lever for proper
and smooth operation. On a safe incline, check that your
vehicle is held securely with the selector lever in “P” position
and all brakes released.
Engine compartment
Items listed below should be checked from time to time,
e.g. each time when refueling.
Washer fluid
Make sure there is sufficient fluid in the tank. See page 230 for
additional information.
Engine coolant level
Make sure the coolant level is between the Upper and Lower
lines on the see-through reservoir when the engine is cool. See
page 200 for additional information.
Radiator and hoses
Make sure the front of the radiator is clean and not blocked with
leaves, dirt or bugs. Check the hoses for cracks, kinks, rot and
loose connections.
Battery electrolyte level
Check the electrolyte level. Add only distilled water when
replenishing. See page 222 for additional information.