Discharge Headlight Control Module Service Warnings
WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
Because of the danger of electrical shock, when inspecting with a tester, do not inspect the discharge headlight control module as a single unit or disassemble it.
Fig 1: Identifying Discharge Headlight Control Module Service Warnings