NOTE:

There are two types of wiring installations with this system. DUAL SINGLE FILAMENT BULBS and SINGLE BULB DUAL FILAMENT. The installation guide that follows will cover all three types.

DUAL SINGLE FILAMENT BULBS

Separate low and high beam bulbs; When you must first remove a cap (generally plastic) to access the bulb. Inside the housing, there is wiring going to the bulb.

Sonata IPH 1

SINGLE BULB DUAL FILAMENT

Shared low/high beam bulb; You can access the bulb from the back of the headlight without removing any caps or covers. Wiring for the bulb is visible and accessible outside of the housing.

Jetta Housing 5 - Copy - Copy