On 18 Jul 2005 10:31:05 -0600, Toby Cowger >
wrote:

>: My engine check light came on and the ODB code indicates restricted EGR
>: flow. Looking briefly I see what appear to be sensors in the exhaust before
>: the cat con and in the cat con itself, but I do not see the EGR valve nor
>: the line to it. Anyone familiar with these enough to tell me if this is a
>: reasonably easy service job and where the EGR valve is located?
>
>: Also, and curious, the TCS light has intermittently come on when the engine
>: check light was on. Neither has come back on since I reset the codes and
>: have driven it several trips, including up to 60 mph with decel. several
>: times to get the EGR system check to operate. I wonder if maybe there is a
>: bad ground or transients in the system. I see complaints of erratic engine
>: check lights and unreliable ODB codes on Hondas of this era. Anyone have
>: some knowledge of this stuff?
>
>: The van has 80K miles on it. I am an electronics tech working on repairs at
>: the component level and have a DIY level of auto repair skill that is above
>: average.
>
>As well as replacing the EGR valve, you'll need to remove the intake manifold
>and get all the carbon out of that, too. There is a kit available from Honda
>that has a teflon coated pipe to fit into the EGR port to reduce the tendancy
>for it to clog. It's about a half a day job for your first time.
>
>The TCS light and check engine light are probably trying to tell you that
>your transmission is failing. Get it into the dealer and they'll get you
>a rebuilt one put in for free. These are covered out to 100k miles.
>
>Unfortunately, your EGR system is only covered out to 80k miles. If you've
>got a really good relationship with your dealer, they might let you slide
>if you're just past 80k, otherwise, no.
>
>Check out www.odyclub.com for a lot of info on both these common problems.
>
>
tcs light usually comes on with the egr code, by the way tcs doesn't
involve the tranny it gets all its info from the abs sensors.
Chip