egr help

Reply Subscribe

Thread Tools

Search this Thread

Jan 13, 2009 | 04:14 PM

kingbrian

Thread Starter

Registered User

Joined: Jun 2007

Posts: 56

Likes: 0

From: Yucca Valley Ca.

egr help

kinda an amateur question but there are two hoses on my egr valve.. and i need to test the actuation on my egr there is a small hose on the top and a large hose on the far bottom both come from the egr modulator. which do i apply vaccum to?

Jan 13, 2009 | 05:08 PM

4Crawler

Contributing Member

iTrader: (3)

Joined: Jun 2002

Posts: 10,821

Likes: 34

From: SF Bay Area, CA

Top one from the EGR modulator operates the valve actuator to open and close it. That is the one to apply vacuum to.

Last edited by 4Crawler; Jan 13, 2009 at 05:10 PM.

Reply Subscribe

Related Topics

Thread

Thread Starter

Forum

Replies

Last Post

1994 4runner No Spark Help

splangeland

86-95 Trucks & 4Runners

Apr 6, 2024 08:14 PM

1979-1983 Pickup Parts For Sale - Post Build Garage Clean Out

kawazx636

The Classifieds GraveYard

Oct 6, 2021 03:03 PM

3VZE Running Rich, slight high idle. LOSING MY MIND trying to troubleshoot.

Longbed 90

86-95 Trucks & 4Runners

Oct 19, 2015 11:05 AM

High NO, trying to test EGR before replacing cat

accuracy

86-95 Trucks & 4Runners

Sep 20, 2015 07:44 PM

95 T4R not passing emissions.

Boomer8404

86-95 Trucks & 4Runners

Sep 10, 2015 09:01 AM