Kia Sedona: Head Lamps Description and Operation - Lighting System - Body Electrical System - Kia Sedona YP Service ManualKia Sedona: Head Lamps Description and Operation

Third generation YP (2014-2021) / Kia Sedona YP Service Manual / Body Electrical System / Lighting System / Head Lamps Description and Operation

HID Head Lamp
1.
Bulb
(1)
Elements
Xenon gas: Xenon gas activates the initial reaction for rapid illuminating.
Molybdenum electrode: anode arcing
Metal halide salts: color composing component
(2)
Lightening principle
When Xenon gas and metal halide salt discharge the molybdenum anode in a capsule, it emits light.
2.
Ignitor
Ignitor (A) is an electromagnetic transformer that receives current from ballast and boost voltage to light on the arc light source in any environment.

3.
Ballast
(1)
Ballast (A) delivers an instant high voltage pulse to the ignitor electrode, to initialize discharge in the source.
(2)
Ballast supplies the stable power to the bulb and the ignitor during initialization and normal state of arc.

4.
Stability
(1)
Durable for vibration as there is no filament.
(2)
Does not operate if polarity is changed.
(3)
Does not operate if the input voltage is not in the range of 10-16V.
(4)
Does not operate if the circuit is short.
(5)
Does not operate if the bulb burnt out.
Head Lamps Components and Components Location
Components 1. Low beam bulb2. Low beam bulb socket3. Dust cap (Low)4. High beam bulb5. High beam bulb socket6. Dust cap (High)7. Turn signal lamp bulb8. Turn signal lamp socket9. Side marker lamp ...

Head Lamps Repair procedures
Removal     Head lamps become very hot during use; do not touch them or attach any hardware immediately after turning them off.     • T ...

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