Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSHYUNDAI2003SANTA FE V6-3.5LREPAIR AND DIAGNOSISLIGHTING AND HORNSHEADLAMPDESCRIPTION AND OPERATIONAUTO LIGHT
2003 Hyundai Santa Fe V6-3.5L
Auto Light
2003 Hyundai Santa Fe V6-3.5LSECTION Auto Light
CIRCUIT DESCRIPTION
For the visibility of driver, the auto light sensor controls automatically the head lamps and tail lamps through relay coil control. When the light switch is in AUTO and the auto light sensor detects low intensity of illumination, ground is provided to the head lamp relays through auto light sensor. Battery voltage is supplied to the head lamps through head lamp fuses and head lamp relays contact.
For the visibility of driver, the auto light sensor controls automatically the head lamps and tail lamps through relay coil control. When the light switch is in AUTO and the auto light sensor detects low intensity of illumination, ground is provided to the head lamp relays through auto light sensor. Battery voltage is supplied to the head lamps through head lamp fuses and head lamp relays contact.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.