Welcome to the North American Subaru Impreza Owners Club Thursday September 18, 2014
Home Forums WikiNASIOC Products Store Modifications Upgrade Garage
Here you can view your subscribed threads, work with private messages and edit your profile and preferences Home Registration is free! Visit the NASIOC Store NASIOC Rules Search Find other members Frequently Asked Questions Calendar Archive NASIOC Upgrade Garage Logout
Go Back   NASIOC > NASIOC Technical > Factory 2.0L Turbo Powertrain

Welcome to NASIOC - The world's largest online community for Subaru enthusiasts!
Welcome to the NASIOC.com Subaru forum.

You are currently viewing our forum as a guest, which gives you limited access to view most discussions and access our other features. By joining our community, free of charge, you will have access to post topics, communicate privately with other members (PM), respond to polls, upload content and access many other special features. Registration is free, fast and simple, so please join our community today!

If you have any problems with the registration process or your account login, please contact us.
* Registered users of the site do not see these ads.
Thread Tools Display Modes
Old 06-11-2001, 07:54 PM   #1
Question Check engine. Tumble generator valve

2002 WRX. Check engine light came on. Diag with the TGV stuck open. Has anyone experienced problems with this valve being stuck open? What are the problems with this.
* Registered users of the site do not see these ads.
  Reply With Quote
Old 06-12-2001, 11:47 AM   #2
Jon [in CT]
*** Banned ***
Member#: 2992
Join Date: Nov 2000
Chapter/Region: NESIC
Location: Connecticut, USA
02 WRX Sedan


When the engine is cold, the tumble generator valves close to allow a leaner A/F mixture. When the engine has warmed to normal operating temperatures, the TGVs open. It appears the only problem caused by stuck-open TGVs is added emissions when you first start the car.
Jon [in CT] is offline   Reply With Quote

Thread Tools
Display Modes

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Forum Jump

Similar Threads
Thread Thread Starter Forum Replies Last Post
P1086 Tumble generator valve #2 ?? GimpWRX Factory 2.0L Turbo Powertrain 35 03-31-2006 05:17 AM
P1088 Passenger Side Tumble Generator Valve Wrxified Factory 2.0L Turbo Powertrain 0 06-04-2003 07:18 AM
P1088 Passenger Tumble Generator Valve Wrxified Service & Maintenance 0 06-03-2003 07:41 PM
Tumble Generator Valve - when do they swith off? rotorbaru Factory 2.0L Turbo Powertrain 20 10-25-2002 08:11 AM
Tumble Generation Valve Info Imprezer Factory 2.0L Turbo Powertrain 7 01-21-2002 03:24 AM

All times are GMT -4. The time now is 12:56 PM.

Powered by vBulletin® Version 3.7.0
Copyright ©2000 - 2014, Jelsoft Enterprises Ltd.
Powered by Searchlight © 2014 Axivo Inc.
Copyright ©1999 - 2014, North American Subaru Impreza Owners Club, Inc.