Two problems related to tail light switch have been reported for the 2002 BMW 3 Series. The most recently reported issues are listed below.
Tail light, brake light and turn signal on passenger side of the vehicle has repeatedly failed. Bulbs and wires have been changed repeatedly, however these changes have not solved the issue. Far too many experiences where collisions have almost occurred due to the failed rear exterior lamps.
For several years people such as myself with the BMW e46 ('99-'05 3 Series) have complained of intermittently defective tail lights, brake lights, and turn signals. Result: no action taken. The following web sites document a mere fraction of the problem, which is likely to affect warm states more than cooler areas. In my case, in hot weather the entire taillight cluster will fail to illuminate--no turn signal, brake light or tail lights on one or both sides of the car. The reason: BMW used a grounding wire which was far too small to carry the current, thus resulting in melted wiring harness connectors on both tail lamp clusters. . Read more...
| Tail Light Switch problems | |
| Exterior Lighting problems |