Toyota Yaris: Iridium-tipped spark plugs

Your engine is fitted with iridium-tipped spark plugs.
NOTICE.
Use only iridium-tipped spark plugs.
Do not adjust gaps for engine performance or smooth driveability.
Facts about engine oil consumption
FUNCTIONS OF ENGINE OIL
Engine oil has the primary functions of lubricating and cooling the inside of
the engine, and plays a major role in maintaining the engine in proper working order.
ENGINE ...
Brake system
The tandem master cylinder brake system is a hydraulic system with two separate
sub-systems. If either sub-system should fail, the other will still work. However,
the pedal will be harder to press ...
See also:
Engine immobilizer system
The engine immobilizer system is a theft prevention system. When you insert
the key in the ignition switch, the transponder chip in the key’s head transmits
an electronic code to the vehicle.
...
Aluminum wheel precautions
When installing aluminum wheels, check that the wheel nuts are tight after driving
your vehicle the first 1600 km (1000 miles).
If you have rotated, repaired, or changed your tires, check that the ...
Tachometer
The tachometer indicates engine speed in thousands of rpm (revolutions per
minute). Use it while driving to select correct shift points and to prevent engine
lugging and over-revving.
Driving ...