Lighting and instrumentation

Once high voltage bridges the gap in the HID xenon arc tube, how many volts are needed to keep current flowing across the gap?

• 14 volts

• 80 volts

• 200 volts

• 800 volts

What vapour typically fills a halogen light bulb?

• Metal Salt

• Iodine

• Sodium

• Neon

Which of the following types of light are used in clusters?

• Halogen

• HID

• Neon

• LED

What precautions are necessary when handling a halogen bulb?

• Use dielectric grease.

• Check the voltage.

• Check the colour.

• Handle by the base only.

Which input do adaptive headlights respond to?

• Vehicle ride height sensor

• Ambient light intensity

• Steering wheel angle sensor

• Light intensity of oncoming vehicles

Which display is better at showing relative change?

• Analog

• Digital

Which statement describes the operation of a HUD?

• The instrument cluster gauges are eliminated.

• The windshield contains an LCD display.

• The windshield contains a CRT display.

• The display is projected onto the windshield.

What moves the needle on a quartz analog gauge?

• Stepper motor

• Magnetic current

• Sensor

• Reference winding

A full digital LCD instrument panel cannot display digital and analog speedometers at the same time.

• True

• False

The ____________________ may also be labelled as Service Engine Soon.