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> egr removal, anyone done it
post Apr 30, 2010 - 10:34 PM
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STCelica



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has anyone completely removed their egr system. i live in fl so i dont have to worry about inspections. the reason i ask is because i need to know if the car will run fine without it. i removed the egr system on my 94 tt supra and put a resistor in line to trick the computer into thinking its hooked up. so if anyone has, what resistor is needed. also i have a sensor that im pretty sure was connected to the system and i wanted to know if this needs to be plugged in in order for the car to run. i have a post on here already about the problems im having with the motor and i just to see if anyone else has removed their egr. thanks


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1997 Celica Convertible (going to rebuild again)
1994 TT 6Spd Supra
1969 Camaro
1997 S-10
1997 Astro Van
 
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post May 9, 2010 - 5:41 PM
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Kwanza26



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All the stuff about fuel economy at cruising speed is irrelevant to the EGR system. Learn how it works before you go off on a tangent.


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post May 13, 2010 - 12:27 PM
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GriffGirl



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QUOTE (Kwanza26 @ May 9, 2010 - 3:41 PM) *
All the stuff about fuel economy at cruising speed is irrelevant to the EGR system. Learn how it works before you go off on a tangent.


That raises a question for me - and it sounds like you can answer it/clear it up. I thought the EGR only actually came on at cruising speed (i.e. about 50 mph). So my question is, how would a faulty EGR affect stop-and-go driving if it doesn't activate until you hit 50?

Reason I ask is that I've been fighting with my friend's EGR on his Prizm (4AFE). We had to get it through DEQ, and after replacing the EGR w/no luck on the CEL, I finally just took it to a parts store and had the CEL reset, at which point we drove it to DEQ (about 6 miles) and kept it under 40 mph so the EGR wouldn't trigger and the CEL code would stay clear long enough to get it through DEQ. (Illegal, I know. Desperate measures, ya know...)

In his particular case, the CEL or bad EGR hasn't affected "performance" or gas mileage at all. I know on other cars though, a CEL would throw it into "safe mode" and make the car run like crap and get horrible mpg. Does this just not really apply on our particular cars (or variations thereof)?


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Posts in this topic
- STCelica   egr removal   Apr 30, 2010 - 10:34 PM
- - Batman722   remove it, plug it up, bridge the 2 wires together...   Apr 30, 2010 - 10:42 PM
- - STCelica   thanks. after i put the engine back in there was a...   Apr 30, 2010 - 10:48 PM
- - Batman722   yes.   Apr 30, 2010 - 10:53 PM
- - STCelica   thanks   Apr 30, 2010 - 10:54 PM
- - Smaay   Temp sensor? does the 7A have something that the 5...   May 1, 2010 - 11:06 PM
- - STCelica   well my engine is a 5s. i know that the plug im ta...   May 2, 2010 - 12:55 PM
- - STCelica   well my car is throwing a code for the egr that i ...   May 5, 2010 - 10:03 PM
|- - Batman722   QUOTE (STCelica @ May 5, 2010 - 11:0...   May 5, 2010 - 11:55 PM
- - STCelica   Lol thanks batman I'll do it tomorrow.   May 6, 2010 - 9:11 PM
- - BonzaiCelica   my check engine light came on a few months after I...   May 6, 2010 - 10:02 PM
|- - nics   QUOTE (BonzaiCelica @ May 6, 2010 - 8...   May 8, 2010 - 12:09 AM
|- - Johnnyny   so removing egr is bad for gas mileage damn i was ...   May 8, 2010 - 6:20 AM
- - STCelica   I'm not sure how it will effect the mpg. I rem...   May 7, 2010 - 11:55 PM
- - nics   QUOTE EGR deletion EGR deletion in diesel engines ...   May 8, 2010 - 1:32 PM
- - Kwanza26   It doesn't affect anything besides of stop ...   May 8, 2010 - 2:03 PM
- - BonzaiCelica   oh so consider this, my 7afe is close to 100% runn...   May 8, 2010 - 10:36 PM
|- - pittfirefighter   QUOTE (BonzaiCelica @ May 8, 2010 - 11...   May 9, 2010 - 6:57 AM
|- - nics   QUOTE (pittfirefighter @ May 9, 2010 - 4...   May 9, 2010 - 4:15 PM
- - STCelica   well batman u are the man. i bridged the two termi...   May 8, 2010 - 11:02 PM
- - pittfirefighter   its actually a 14 gal tank with a 2 gal reserve......   May 9, 2010 - 5:30 PM
|- - nics   QUOTE (pittfirefighter @ May 9, 2010 - 3...   May 10, 2010 - 3:02 AM
- - Kwanza26   All the stuff about fuel economy at cruising speed...   May 9, 2010 - 5:41 PM
|- - GriffGirl   QUOTE (Kwanza26 @ May 9, 2010 - 3:41...   May 13, 2010 - 12:27 PM
- - BonzaiCelica   the reason I was saying that. was becuase I have t...   May 10, 2010 - 11:38 AM
|- - nics   QUOTE (BonzaiCelica @ May 10, 2010 - 9...   May 10, 2010 - 12:20 PM
- - STCelica   Well batman my check engine light came on with the...   May 11, 2010 - 10:25 PM
- - rave2n   Is this the same process for the 7afe? I believe ...   May 13, 2010 - 11:51 AM


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