Table 1 shows seven common exterior lighting related problems of the 2004 BMW 330. The number one most common problem is related to the headlights (55 problems). The second most common problem is related to the fog light switch (15 problems).
| Problem Category | Number of Problems |
|---|---|
| Headlights problems | |
| Fog Light Switch problems | |
| Exterior Lighting problems | |
| Tail Light Switch problems | |
| Turn Signal problems | |
| Brake Light problems | |
| Headlight Switch problems |
Right front low beam headlamp cuts out intermittently and eventually stops working due to cracked wiring inside the adjustable headlamp unit. For awhile, my headlight would stop working while making a right turn but then turn back on when straightened out. Read details...
There is a manufacturing defect in zkw xenon projector bowls used in e46 BMW cars. My headlights have become so dim that I constantly run fog lights at night to be able to see. Driving at night, especially in the rain, is very dangerous for me and other drivers. Read details...
This car has factory hid xenon projector headlights. Over time the reflector bowls burned and melted from the heat of the light bulbs, causing some wire insulation to melt, and a brown film to cover all surfaces inside the headlight assembly. The brown coating makes the headlights dangerously dim. Read details...