Thread: high iddle on sierra cosworth 4x4
View Single Post
Old Sep 10, 2009 | 09:43 AM
  #2  
cozmeister's Avatar
cozmeister
More boost Igor!
iTrader: (1)
 
Joined: Jun 2005
Posts: 3,100
Likes: 1
From: In my Cosworth
Default
Normal idle speed for a 4x4 is 900-950rpm, ~1200 when cold.

Your Idle Speed Control valve may be sticky, or you may have an air leak at the inlet manifold - either a split gasket or split hose.
Reply
0