Xenon headlights E39

Xenon headlights E39

Identification of control unit generation for xenon headlights

The query can be answered in the test module with the aid of the following illustrations.

Xenon headlights E39 with generation 2.1 Hella control units and Hella headlights

Features: Large rectangular control unit with large plug connector on headlight (see following illustration).

Xenon headlights E39 with generation 3 Hella control units and Hella headlights

Features: Small flat control unit with retaining bracket and small plug connector on headlight (see following illustration).