Audi electrical system is very sophisticated especially with A8 D3. This is how I understand the system. The electrical system in general includes Alternator, Battery, Power Management System, ECM (Engine Control Module).
Category: A8 D3
Audi A8(L) D3 from 2004-2010 US

Replace Windshield Wipers on A8 D3 2006
It’s going to rain the whole weekend, my original 2006 A8L wipers are deteriorated and don’t perform well any more. It’s time to replace them. Found with all different types of reviews, especially made for Mercedes, but on the fine print it does say for Audi A8 and S8 D3, the length is the same […]

Left Air Suspension Failed At 131k Miles
, now @131k miles, the left side… I refused to use VCDS to see what’s wrong because it would list things that don’t break. – Since it has a slow leak over night, I raised the car to LIFT mode, the pump still worked and brought it to LIFT. – I put it in Jack Mode […]

Automatic Head Lights and Rain Sensor Failed
It’s Thanksgiving, we went to a family dinner and the lights on the dash weren’t on but the lights outside were. The message of automatic head lights and rain sensors malfunction was on. We had to turn on the manual lighting on the switch to drive home. In the morning, I removed the camera mount and cleaned […]

Power Steering Noise_Needed Oil
I really neglect checking power steering fluid for a long time, last week driving to LA, at park or low speed, the steering feels heavy and the noise started to sound really bad, I thought my steering rack is needed to be replaced. Came home, checked the oil reservoir, and sure enough, it’s on below the […]