95 gt o2 codes sayin lean and rich??? and another question - MustangForums.com

Go Back  MustangForums.com > Ford Mustang Tech > 5.0L (1979-1995) Mustang
Reload this Page >

95 gt o2 codes sayin lean and rich??? and another question

5.0L (1979-1995) Mustang Technical discussions on 5.0 Liter Mustangs within. This does not include the 5.0 from the 2011 Mustang GT. That information is in the 2005-1011 section.

95 gt o2 codes sayin lean and rich??? and another question

Reply

 
 
 
Old 05-20-2012, 10:33 AM
  #1  
mxbadboy03
Thread Starter
 
Join Date: Apr 2012
Location: nc
Posts: 30
Default 95 gt o2 codes sayin lean and rich??? and another question

i pulled the codes and it says 172 173 176 177 right side lean code and right side rich code and also the same on the left does this mean the o2's r bad ??? also got a 327 DPFE or EVP circuit below minimum voltage of 0.2 volts what is this?
mxbadboy03 is offline  
Reply With Quote
Old 05-20-2012, 01:53 PM
  #2  
mjr46
D.R. THE PATHETIC DORK
 
mjr46's Avatar
 
Join Date: Jun 2007
Location: West Virginia
Posts: 30,809
Default

check and make sure the ground for the o2's is hooked up, also was koer run with engine up to operating temp??
mjr46 is offline  
Reply With Quote
Old 05-20-2012, 02:55 PM
  #3  
mxbadboy03
Thread Starter
 
Join Date: Apr 2012
Location: nc
Posts: 30
Default

yea i replaced both those codes r gone now i have a code 51 which is Engine Coolant Temperature Circuit Open (CM,O so how do i fix that and i also have a 332 which is EGR valve opening not detected but i have a egr delete sensor so why am i getting this
mxbadboy03 is offline  
Reply With Quote
Old 05-20-2012, 11:18 PM
  #4  
TrimDrip
5th Gear Member
 
TrimDrip's Avatar
 
Join Date: Jan 2009
Location: AL
Posts: 2,809
Default

With the 51, did you wait until the car was at operating temp before you ran the codes? If so, maybe it is time to put in another sensor.
TrimDrip is online now  
Reply With Quote
Old 07-31-2012, 06:14 PM
  #5  
from6to8
 
Join Date: Jul 2012
Location: SC
Posts: 7
Default

Originally Posted by mxbadboy03 View Post
i pulled the codes and it says 172 173 176 177 right side lean code and right side rich code and also the same on the left does this mean the o2's r bad ??? also got a 327 DPFE or EVP circuit below minimum voltage of 0.2 volts what is this?
hey whats going on? I have a 95 also and just got a 327 code for EVP or DPFE circuit below minimum voltage. What is that and what did you do to fix yours?
from6to8 is offline  
Reply With Quote
Reply
 
 
 
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
1TUFF302
5.0L (1979-1995) Mustang
11
11-05-2015 04:02 PM
Jb145700
4.6L V8 Technical Discussions
8
09-24-2015 04:08 PM
TfcCDR
V6 (1994-2004) Mustangs
1
09-14-2015 12:08 PM
MusicCity615
General Tech
7
09-12-2015 07:05 AM
Boostaddict
Lethal Performance
2
09-08-2015 09:56 PM

Forum Jump

Thread Tools
Search this Thread
Advertising
Featured Sponsors
Vendor Directory