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Home >> Audi >> 2015 >> A4 Prestige >> Repair and Diagnosis >> External Pages >> Different car >> Section 338 (Lighting System (Interior) (Diagnostics & Circuit Tests)) >> Lighting System >> Circuit Tests >> Rear Door Courtesy Switch Circuit [08/2013 - ] >> Description

Rear Door Courtesy Switch Circuit [08/2013 - ]: Description

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

The main body ECU (multiplex network body ECU) detects the condition of the rear door courtesy light switch using this circuit.