Table 1 shows six common exterior lighting related problems of the 2009 Toyota Prius. The number one most common problem is related to the headlights (67 problems). The second most common problem is related to the exterior lighting (19 problems).
| Problem Category | Number of Problems |
|---|---|
| Headlights problems | |
| Exterior Lighting problems | |
| Headlight Switch problems | |
| Tail Light Switch problems | |
| Brake Light problems | |
| Fog Light Switch problems |
Headlights go out after a few days. . Replaced over 8 bulbs. Checked connectors, checked wiring. . No problem found and the problem still exist. Read details...
Apparently a known issue with the hid lights coming on or off intermittently. Read details...
Over the course of my ownership of the past 3 years, I have replaced 3 headlights, due to broken/faulty seals that allow moisture into the housing, and burning out the ballast which in my opinion is a design flaw as the ballast rests at the bottom of the headlight assembly. Read details...