Mercedes - Benz - Xenon headlights | HELLA

In some variants, the information about the operating minutes of the xenon lamps is stored in the supply module of the xenon headlight.

Remedy:

Before replacing the xenon lamp, the operating minutes must be read out. This information can be read using a suitable diagnostic unit.

After replacment, the operating counter must be set once again to zero. (Fig.1).

Recommendation:

• Replace light sources in pairs
• If the operating time is >120,000 minutes, replace the xenon lamps.
  

Example:(Fig.1)

Hella Gutmann mega macs