EGR solenoid valve block buzzing

kungfurasta

Registered User
Joined
Feb 21, 2009
Messages
12
Reaction score
0
Points
1
Location
NULL
Hello good folks of audi-sport.

I have noticed a buzzing sound coming from the solenoid valve block (n18?).

Does anyone know what might be the cause?

Is this normal?
 

Similar threads