Thread: All of a sudden reving up and down when cold
View Single Post
  #2  
Old 06-15-2009, 11:14 PM
Graham's Avatar
Graham Graham is offline
Registered User
  
Join Date: Nov 2004
Location: Ontario, Canada
Posts: 4,463
Quote:
Originally Posted by dialric View Post
Sir, please tell me what part is the AAV ? thanks Richard
See below - It is an air slide valve that is actuated by a bulb that penetrates into the coolant space at the top of the block. As the bulb heats up, it pushes the slide upwards so as to restrict the air flow.
Attached Thumbnails
All of a sudden reving up and down when cold-280separts.jpg  
__________________
Graham
85 300D,72 350SL, 98 E320, Outback 2.5
Reply With Quote