One problem related to tail light switch has been reported for the 2004 BMW 530. The most recently reported issues are listed below.
Driver tail light lamp assembly electrical connector overheated, melted and destroyed #1 contact pin and wire. Driver side tail light assembly no longer operate. Brake and signal lighting system degraded exposing vehicle occupants to increased risk of rear-impact, possible electrical fire and death. No part or the light assembly was not subject to any extreme use conditions. No excessive moisture was introduced to the trunk area where the light assembly is located.
| Headlights problems | |
| Tail Light Switch problems |