Oct 30, 2019 · Another potential cause of a rattling engine noise in your Audi A4 is piston slap. Piston slap typically occurs as a result of wear on the piston and the cylinder walls, causing the piston to move side-to-side and making contact with the cylinder wall. Piston slap is more commonly seen in vehicles with higher mileage. Feb 16, 2019 · This video is about How to Open Hood in an Audi A4 .Please Subscribe To My Channel For More Great Content: https://www.youtube.com/channel/UC0GhF05mfZjmSRLG Aug 8, 2020 · A4 (B6 Platform) Discussion - Cranks, but wont start! - I have a 2002 Audi A4 1.8T. In the past my car would take a while to turn on, meaning, when I turn the key it would crank for about 3-5 seconds before starting. Sometimes I would crank it, turn the key off, and then crank it again before it would finally start. I Dec 3, 2009 · This is for anyone that has an Audi A4 or A6. When your bonnet is open, wd40/ grease the bonnet lever opening mechanism as its a pain when it seizes. This is abit of a "How to". To get to the mechanism, other than from under the car, you have to take off the grill. May 19, 2009 · 1) recharge the system. 2) do an inspection for leaks (using dye) 3) recommend replacement of the leaking parts (assuming that there are some) 4) discharge the system to replace parts. 5) recharge the system again. Because of the multiple charges, it can get expensive. Good luck! Apr 13, 2021 · Same bonnet latch as a B6 though. I'd imagine the cable either popped out or snapped. Here is a video I found on google. Hopefully it helps. Its going to be a ball ache to free that latch. Not sure if removing the grille will help or not. I actually just replaced the bonnet cable on my B6 A4 (a bit of a ball ache, but not too difficult). .

audi a4 b6 bonnet wont open