A6 C4

Audi A6 C4 models 1991-1997

A6 C4 AC Controller Bulb Replacement

| January 26, 2011 | 3,235 views

Our Ac controller display went dead. We had to replace the bulb and this is how we did ours. We need to remove the face plate and the control unit out to replace the bulb(s) in the back of the controller. Pry the left and right sides of the wooden plate slowly and carefully. There …

A6 C4 Sparkplug Popped Out Of Cylinder Head

| September 26, 2010 | 1,468 views
Popped Out Spark Plug

The car was running smoothly until one day, it just sounded so badly and the wife thought the engine was blown. It’s still drivable, shaking at idle and losing power because sparkplug #1 physically popped out of the head with all threads still good… Amazing. I started to look for a new car until I …