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Lighting Systems - Overview - E38, E39 & E53: Diagnosis BMW 5 series E39 facelift

Exterior Lights 1 illustration

LWR Diagnosis

The LWR control module of the E38/E39 is diagnosable using the DISplus/GT-1. The headlights must be switched on in order to start diagnosis.

Scheme 87

Scheme 87: LWR IPO