1999 LEXUS SC300 hood

THEFT DETERRENT
173
Setting the system
1. Turn the ignition key to the ºLOCKº position and
remove it.
The indicator light flashes by means of the engine
immobiliser system.
2. Close and lock all the doors, trunk and hood using an
ignition key or wireless remote control.If you lock them with wireless remote control, the turn signals
flash once.
The flashing indicator light changes to stay on when all the
doors, trunk and hood are closed and locked.
3. After 30 seconds, the indicator starts flashing and the
system is set.
Cancelling the system
When you unlock any door or trunk using an ignition key
or wireless remote control, the system is cancelled.
If you unlock any door or trunk with wireless remote control,
the turn signals flash twice.
Activating the system
The alarm sounds for 60 seconds if any of the following are
operated:


Unlocking any door or trunk without using an ignition key
or wireless remote control.

Opening the hood forcibly.

Reconnecting the battery.
If any door is unlocked and the ignition key is not in the
ignition switch during the alarm sounding, its door is
automatically locked.

THEFT DETERRENT
174To stop the alarm: Use either of the following methods.


Unlock the door or trunk using an ignition key or wireless
remote control.

Turn the ignition switch on.
Testing the system
1. Open all the windows.
2. Set the system as described above.
The front doors should be locked with the ignition key or
wireless remote control. Be sure to wait until the indicator
light starts flashing.
3. Unlock one of the doors from the inside.
The system should activate the alarm.
4. Unlock any of the doors with a key or the wireless
remote control to cancel the system.
5. Repeat this operation for the other doors and hood.
When testing the hood, also check that the system is activated
when the battery terminal is disconnected and then
reconnected.
If the system does not work properly, have it checked by your
Lexus dealer.
NOTICE
Disconnecting the battery may result in the erasure of
information you have set in the computer memory. After
reconnecting the battery, check that the memorized data
has been retained. If it has been erased, input it into the
computer once more.

IN CASE OF AN EMERGENCY
281
When the engine overheats
Pull safely off the road, stop the vehicle and turn on your
emergency flashers. Put the transmission in ºPº and apply the
parking brake.
A: If steam is coming from your engine:
Turn off the engine. Leave the hood closed until there is no
sign of steam or coolant. Your engine could have been
seriously damaged already. Call your Lexus dealer for
assistance.
CAUTION
To help avoid personal injury, keep the hood closed until there
is no steam. Escaping steam or coolant is sign of very high
pressure.

MAINTENANCE
312
GENERAL MAINTENANCE
Listed below are the general maintenance items that should be
performed at the intervals specified. It is recommended that
any problem you notice be brought to the attention of your
Lexus dealer or qualified service shop for their advice.
CAUTION
Make these checks only where adequate ventilation can be
obtained if you run the engine.
Vehicle exterior
Items listed below should be performed from time to time,
unless otherwise specified.
Tire pressure
Check the pressure with a gauge every two weeks, or at least
once a month and adjust as shown on the tire pressure label.
See page 363 for additional information.
Tire surface
Check the tires carefully for cuts, damage or excessive wear.
See page 365 for additional information.
Wheel nuts
When checking the tires, make sure to check the nuts for
looseness. Tighten them if necessary. Tire rotation
Rotate the tires every 12000 km (7500 miles). See page 365
for additional information.
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 when the primary latch is
released.

INTRODUCTION
325

Right after driving, the engine compartment ± the
engine, radiator, exhaust manifold and power
steering fluid reservoir, etc. ± will be hot. So be
careful not to touch them. Oil and other fluids may
also be hot.

Do not smoke, cause sparks or allow open flames
near fuel or the battery. Their fumes are fl ammable.

Be extremely cautious when working on the battery.
It contains poisonous and corrosive sulfuric acid.

Do not get under your vehicle with just the body jack
supporting it. Al ways use automotive jack stands or
other solid supports.

Use eye protection whenever you work on or under
your vehicle where you may be exposed to flying or
falling material, fluid spray, etc.
NOTICE

Remember that battery and ignition cables carry high
currents or voltages. Be careful of accidentally
causing a short circuit.

Before closing the engine hood, check to see that you
have not forgotten any tools, rags, etc.

Do not drive with the air cleaner removed, or excessive
engine wear could result. Also backfiring could cause
a fire in the engine compartment.

Do not overfill automatic transmission fluid, or the
transmission could be damaged.

Be careful not to scratch the glass surface with the
wiper frame.
PARTS AND TOOLS
Here is a list of parts and tools you will need to perform
do±it±yourself maintenance. Remember all Lexus parts are
designed in metric sizes, so your tools must be metric.
Checking the engine oil level
Parts (if level is low):

Use API grade SJ, ºEnergy±Conservingº multigrade
engine oil or ILSAC multigrade engine oil. For
recommended oil viscosity, see page 346.
Tools: