atasa 5 lighting systems
TRANSCRIPT
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ATASA 5 th Lighting Systems ATASA 5 TH Study Guide Chapter 20 Pages 596622 Lighting Systems 43 Points
Please Read The Summary
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1. The lighting system provides power to both the ___________ and ____________ lights.
ATASA 5 th Lighting Systems
Front & Rear Interior & Exterior Manual & Automatic
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2. A _____ or bulb generates light as current flow through the filament.
ATASA 5 th Lighting Systems
Lamp Camp Stamp
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3. The glass envelope around the filament is “evacuated” to the filament “burns” in a ____________.
ATASA 5 th Lighting Systems
Fluid Pressure Vacuum
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4. Lamps can be _____________ or ____________ filament and can vary in their wattage rating.
ATASA 5 th Lighting Systems
Triple or Dual Single or Married Single or Double
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5. Sealedbeam headlights are airtight & normally filled with _____ gas. They consist of a filament, concave reflector and lens.
ATASA 5 th Lighting Systems
Carbon Argon Neon
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6. A ______________ sealedbeam headlight is commonly filled with iodine gas. It can withstand higher temperatures and burn brighter than those filled with argon.
ATASA 5 th Lighting Systems
Halogen Argon Iodine
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7. Headlights with a replaceable bulb are called __________ headlights.
ATASA 5 th Lighting Systems
Deposit Composite Aerodynamic
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8. Bulb life can be shortened if you touch the bulb’s envelope with your ___________.
ATASA 5 th Lighting Systems
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ATASA 5 th Lighting Systems 9. ________________ __________ (HID) have a bluewhite color, close
to daylight, and make their light by arcing electricity between 2 electrodes that excite xenon gas. (15,000 volts!)
High Identity Demand High Intensity Discharge Highly Intense Dominoes
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ATASA 5 th Lighting Systems 10. Xenon headlights produce ________ as much light, use 2/3 less
power, and last 2 to 3 times as long as regular halogen headlights. Initial cost is higher.
Uno Twice Thrice
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ATASA 5 th Lighting Systems 11. BiXenon systems have HID for low & high beam and a halogen for
______________________.
FlashtoPass FlashtoWarn FlashtoFlash
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ATASA 5 th Lighting Systems 12. LED lights use _______ _________ _______ (semiconductors) as
their source of light.
Light Amplifying Diodes Light Demanding Diodes Light Emitting Diodes
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13. The _____________ switch is a multifunction switch for headlights, parking lights, fog lights, and in some cases, contains a rheostat to control instrument panel/cluster brightness.
ATASA 5 th Lighting Systems
Headlight Stoplight
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14. The ___________ switch is used to switch from bright to dim, operate the flashtopass feature and in some cases, functions as the turn signal switch.
ATASA 5 th Lighting Systems
Dimmer Simmer Trimmer
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15. _________ _______ ________ (DRL) operate the headlights at a reduced voltage anytime the vehicle is running in daylight. Applying the parking brake turns the DRLs off.
ATASA 5 th Lighting Systems
Daytime Running Lights
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Huge Safety Note The parking lights in front & the running lights in the rear are not on
if the DRL’s are on!!
ATASA 5 th Lighting Systems
Daytime Running Lights
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16. Automatic lights use a __________ sensor that determines the ambient light level & automatically turns on the headlight system if surrounding light is too dim. (dusk, in a tunnel, cloudy, etc.)
ATASA 5 th Lighting Systems
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Huge Safety Note: Parking lights (front) & running lights (rear) are not on if DRLs are on!!
ATASA 5 th Lighting Systems
So the best advice is to Turn on Your Headlights Whenever you drive!
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17. A headlight ________ system keeps the lights on for some period of time after ignition is shut off.
ATASA 5 th Lighting Systems
Decay Relay Delay
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18. HighBeam _______________ systems turn on the high beam lights for better visibility when no vehicles are sensed in front of or behind the car. Light sensors called cameras are used to detect.
ATASA 5 th Lighting Systems
Detection Reaction Rejection
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19. _______ headlights aim in the direction that the vehicle is turning.
ATASA 5 th Lighting Systems
Adaptive Reactive Proactive
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The backup light switch may be part of the park/neutral switch. ATASA 5 th Lighting Systems
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20. ______ lights, that are aimed under the fog, and driving lights are considered auxiliary lights.
ATASA 5 th Lighting Systems
Frog Fog Grog
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ATASA 5 th Lighting Systems
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21. Headlights can be _________ or adjusted to provide the proper nighttime view of the road. Some vehicles with xenon lamps have an autoleveling feature that functions with the suspension.
ATASA 5 th Lighting Systems
Aimed Pointed Sighted
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ATASA 5 th Lighting Systems
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22. When replacing bulbs, check the __________ rating (wattage) to ensure the exact replacement.
ATASA 5 th Lighting Systems
Amps Watts Volts
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23. Lighting can be either ________ side switched or __________ side switched. (check schematics)
ATASA 5 th Lighting Systems
Power or Ground Inside or Outside
Automatic or Manual
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24. _________ lights include: engine compartment, glove box, luggage compartment, vanity, dome or map, courtesy, and illuminated entry of the lock cylinder & puddle lamps under the mirror.
ATASA 5 th Lighting Systems
Interior Exterior Mood
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25. Rear lighting includes: ________, _______, backup/reverse, parking lights & ____________.
ATASA 5 th Lighting Systems
Turn, Stop, Hazard Brake, Parking, Side Marker
Stop, Yield, Go
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Flashtopass illuminates high beams with a pull of the dimmer switch.
ATASA 5 th Lighting Systems
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Interior light options include illuminated entry & delayed shutoff.
ATASA 5 th Lighting Systems
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MultiFunction switches control more than one circuit.
ATASA 5 th Lighting Systems
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26. _________ are circuitbreaking components of the turn signal & hazard warning systems.
ATASA 5 th Lighting Systems
Dasher Flasher Thrasher
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27. Flashers operate (cycle on & off) with the _______ in the system & can blink too fast or too slow.
ATASA 5 th Lighting Systems
Current Voltage
Resistance
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28. If additional bulbs are used, like with a trailer attached, a ________ _____ flasher is needed. More bulbs lower the parallel resistance causing the flasher to cycle so fast, it seems constantly on.
ATASA 5 th Lighting Systems
LowDuty MediumDuty HeavyDuty
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29. If a bulb is burned out, the flasher will cycle ____________.
ATASA 5 th Lighting Systems
Faster Slower Not At All
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30. Brake lights are controlled by the ______________ switch, usually located on the pedal bracket.
ATASA 5 th Lighting Systems
Stoplight Red light Green light
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31. The brake lights also have a _____ _________ _____ ______ (CHMSL)
ATASA 5 th Lighting Systems
Center HighMount Stop Lamp Center High Mount Slip Lamp Center High Mount Slime Lamp
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32. LEDs used as rear lighting offer the advantage of full brightness in __ millisecond vs. 200 mSec.
ATASA 5 th Lighting Systems
1 mSec 10 mSec 100 mSec
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33. Adaptive brake lights increase their intensity or surface area when ______ “intervention” is on.
ATASA 5 th Lighting Systems
SIR/SRS ATC ABS
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34. __________ lights are clear, rear lights that turn on when the transmission is placed in reverse. They are controlled by a transmissionmounted backup light switch or transmission range switch.
ATASA 5 th Lighting Systems
Backup Getup Standup
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35. Simple bulb ______ is often the answer to a “lamp – out” situation.
ATASA 5 th Lighting Systems
Rebuilding Replacement
Remanufacturing
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36. Loose or corroded __________ & connectors can cause lights out, intermittent operation, low intensity & flickering. Remember: Resistance up = Amps down
ATASA 5 th Lighting Systems
Sockets Lockets Pockets
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38. Shorts to ground in wiring, connectors, or in a bulb will increase current flow & blow a _______.
ATASA 5 th Lighting Systems
Gasket Fuse
Blood Vessel
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39. High resistance due to corrosion will reduce __________ flow and the intensity of the bulb. This can occur in either the hot side or the ground side of the circuit. Diagnose with voltage drop tests.
ATASA 5 th Lighting Systems
Wattage Voltage Current