Date: Thu, 06 Apr 2000 17:13:37 +0200 From: Dick Telder <dotnopsampassagen.se> Subject: Re: Vibrating sound 9000T -88
On Wed, 05 Apr 2000 11:56:33 GMT, Kylle <kyllenopsame.com> wrote: >Dick Telder wrote: > >> When I start my car while it is very cold, I can hear a noise from the >> engine. I sounds as if a brake pipe vibrates against the aquaria (?) >> or similar. Around 2000rpm I also can hear a whistling noise. >> Both noises disappear after a couple minutes. >> >> Does anoyone have a clue what it might be? >> >> /dot >This whistling noise is most probably due to a leaking bypassvalve. > >/Mathias Do you mean the Idle control valve, or another valve? The idle control valve(AIC?) does not leak air, atleast not to the outside. It works ok. /dot