angerthis Posted December 14, 2014 Share Posted December 14, 2014 Eliminating the EGR will it cause my check engine light to come on? because the code that keeps coming up says its the EGR solenoid Or is it just the solenoid That may be no good Oh yeah I'm working on a 92 loyal The one I did the 4 wheel drive conversion on if you read that thread The picture I included is obviously where the EGR used to be Link to comment Share on other sites More sharing options...
DaveT Posted December 15, 2014 Share Posted December 15, 2014 The EGR trouble code is caused by the solenoid failing open circuit. The solenoid controls the EGR valve . The ECM has no way of monitoring the egr valve. The OEM solenoids always fail. I replace them with ones from Toyota. Link to comment Share on other sites More sharing options...
angerthis Posted December 15, 2014 Author Share Posted December 15, 2014 Really a Toyota like what a 22re? And we are talking about the part that's in the photo correct? Link to comment Share on other sites More sharing options...
angerthis Posted December 15, 2014 Author Share Posted December 15, 2014 Really a Toyota like what a 22re? And we are talking about the part that's in the photo correct? Link to comment Share on other sites More sharing options...
DaveT Posted December 15, 2014 Share Posted December 15, 2014 Here is my web page with details.http://home.comcast.net/~davidtief/solenoid.html 1 Link to comment Share on other sites More sharing options...
angerthis Posted December 16, 2014 Author Share Posted December 16, 2014 Figured it out didn't realize there was supposed to be two solenoids I dug around the shop and I found it plugged it in and the code went away and I'm still running with no EGR whatsoever the solenoids I just plugged them in to the harness and left the vacuum lines off of the solenoids Plugged what vacuum lines I needed to up now I just need to get a coolant sending unit and the check engine light should stay completely off I assume that is what is wrong because the code comes up and I can unplug the sending unit at the plug and it still reads the same thing at the ecu Link to comment Share on other sites More sharing options...
The-Big-E Posted December 17, 2014 Share Posted December 17, 2014 I will have to do this to my 90 Loyale. 1 Link to comment Share on other sites More sharing options...
angerthis Posted December 20, 2014 Author Share Posted December 20, 2014 Yep all the codes are now cleared on my 92 Loyale four wheel drive conversion car All except for every now and then when I'm driving the check engine light will come on and its code 51 neutral switch how are they talking about the switch at the pedal or is it something to do with the sending unit in the transmission I assume it is talking about at the pedals can anyone tell me if I'm right or wrong ? Link to comment Share on other sites More sharing options...
TomRhere Posted December 21, 2014 Share Posted December 21, 2014 The Neutral Switch grounds the Yellow/Green wire Pin 14 on the mid-size connector at the ECU. Pin 14 is below the release tab of the connector. If your trans doesn't have the switch, you could wire in a switch mounted to the clutch pedal. You want a switch that closes when you push the pedal, a brake light switch would work. Splice into the Yellow/Green wire, run that to the switch. Other side of switch would be a wire ran to a ground point. Link to comment Share on other sites More sharing options...
The-Big-E Posted December 21, 2014 Share Posted December 21, 2014 (edited) Can somebody give me a list of make / model / year that should have an EGR that I can swap out to my Loyale? I checked at my local pull-a-part for Toyota Corrolla and all they had were 89, 91, 93 and up..... I could not find an EGR valve as pictured on DaveT's web site... I looked at the Accords, but they were a different style all together.... Edited December 21, 2014 by The-Big-E Link to comment Share on other sites More sharing options...
The-Big-E Posted December 22, 2014 Share Posted December 22, 2014 (edited) I picked up a solenoid from a 93 Corolla, don't know if it was for an EGR valve.... It was mounted right behind the engine on the firewall..... It ohm'ed out at 32.9, so I thought I would at least try it. So far so good..... CEL is out for now..... Edited December 22, 2014 by The-Big-E Link to comment Share on other sites More sharing options...
DaveT Posted December 22, 2014 Share Posted December 22, 2014 The one I used was from a late 80's Toyota. There were at least a few of those solenoids used in the car. What they were used for doesn't matter, I never knew. As long as there are 3 ports, you can figure out which way to connect them. If needed, I can go test which port is the default. I don't remember if the EGR valve was normally [ un powered ] routed to the vent, or the vacuum. Link to comment Share on other sites More sharing options...
The-Big-E Posted December 27, 2014 Share Posted December 27, 2014 (edited) Well..... I was on my way to get my inspection done when the pesky CEL came on again..... Checked codes and got a 32.... Any idea on what year and model will replace a 90 Subaru Loyale O2 sensor or is it best to just replace it with a new one? Edited December 27, 2014 by The-Big-E Link to comment Share on other sites More sharing options...
l75eya Posted December 27, 2014 Share Posted December 27, 2014 I grabbed mine off a Ford Tempo. You can use any vac solenoid really. Pick a car, find the egr valve. Trace the vac line and when it gets to something with wires connected to it, that's your solenoid. Can always take a peek at the vac diagram under the hood too, if it's still there. Link to comment Share on other sites More sharing options...
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