Quote:
Originally Posted by jww76
I finally found an old thread that discusses this cursed beep that has been haunting me 
My car is seeing the mechanic this week and I will tell him to examine the brake and clutch booster hoses to make sure that they have a check valve.
Is the car really knocking when it beeps, or does the beep have nothing to do with actual knock occurring? My car just started to do this after I had the 'free boost mod' done to it. |
I have the same beep on mine and is is related to the clutch as I come onto full boost. As the car comes onto boost the clutch pedal moves up slightly. If I keep my foot on it to prevent this slight movement, I don't get the beep. What is and where should I look for a check valve?