Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here XJ (84-01)
All OEM related XJ specific tech. Examples, no start, general maintenance or anything that's stock.

1994 cherokee

Thread Tools
 
Search this Thread
 
Old Oct 6, 2011 | 12:17 PM
  #1  
94cherokeeman's Avatar
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 3,380
Likes: 0
From: Partlow, va
Year: 1994
Model: Cherokee
Engine: 4.0 i6, 307 injectors
Default 1994 cherokee

I have a 1994 cherokee and the check engine light came on mow it wants to bog sow when it first starts what would cause this
Thanks
Reply
Old Oct 6, 2011 | 12:55 PM
  #2  
Gee oh Dee's Avatar
CF Veteran
 
Joined: Sep 2010
Posts: 21,168
Likes: 5
From: Milwaukee, WI
Year: 1987
Engine: Check
Default

Check the codes by doing the key-on key-off trick. Google search "Jeep Cherokee code xxxxx" and go from there.
Reply
Old Oct 6, 2011 | 02:55 PM
  #3  
94cherokeeman's Avatar
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 3,380
Likes: 0
From: Partlow, va
Year: 1994
Model: Cherokee
Engine: 4.0 i6, 307 injectors
Default

Would an bad o2 sensor make it bog down at idle
Reply
Old Oct 6, 2011 | 04:58 PM
  #4  
freegdr's Avatar
CF Veteran
 
Joined: Mar 2010
Posts: 47,923
Likes: 38
From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
Default

key on key off method see what come uphttp://jeep-xj.info/HowtoECUcodes.htm
Reply
Old Oct 6, 2011 | 05:07 PM
  #5  
94cherokeeman's Avatar
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 3,380
Likes: 0
From: Partlow, va
Year: 1994
Model: Cherokee
Engine: 4.0 i6, 307 injectors
Default

I have code 12 21 55 how do I fix and reset
Reply
Old Oct 6, 2011 | 05:19 PM
  #6  
freegdr's Avatar
CF Veteran
 
Joined: Mar 2010
Posts: 47,923
Likes: 38
From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
Default

12 and 55 disregard 21 it o2 sensor start there
Reply
Old Oct 6, 2011 | 05:43 PM
  #7  
94cherokeeman's Avatar
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 3,380
Likes: 0
From: Partlow, va
Year: 1994
Model: Cherokee
Engine: 4.0 i6, 307 injectors
Default

Is it just a connection or the sensor and how do I reset the light
Reply
Old Oct 6, 2011 | 05:48 PM
  #8  
freegdr's Avatar
CF Veteran
 
Joined: Mar 2010
Posts: 47,923
Likes: 38
From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
Default

Originally Posted by 94cherokeeman
Is it just a connection or the sensor and how do I reset the light
only testing or replacing will tell which it is ,taking the negative battery post of for about 15 minutes should cure the light
Reply
Old Oct 6, 2011 | 05:50 PM
  #9  
freegdr's Avatar
CF Veteran
 
Joined: Mar 2010
Posts: 47,923
Likes: 38
From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
Default

the light is there to tell you there is a issue in that area ,most of the time replacing the part that the codes are for will correct it but its not a guarantee ever
Reply
Old Oct 6, 2011 | 06:08 PM
  #10  
94cherokeeman's Avatar
Thread Starter
CF Veteran
 
Joined: May 2011
Posts: 3,380
Likes: 0
From: Partlow, va
Year: 1994
Model: Cherokee
Engine: 4.0 i6, 307 injectors
Default

Ok thanks
Reply
Old Oct 6, 2011 | 06:13 PM
  #11  
freegdr's Avatar
CF Veteran
 
Joined: Mar 2010
Posts: 47,923
Likes: 38
From: Broward County Fl.
Year: 1989 xj sport 2dr
Model: Cherokee
Engine: 12 hole bosch Injectors
Default

your welcome
Reply
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
jay_sco
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
5
Sep 10, 2015 11:42 PM
IB Nolan
Announcements
4
Sep 8, 2015 04:25 PM
ROCKRIDGE 4WD
Vendor Showcase
0
Aug 25, 2015 06:49 PM

Currently Active Users Viewing This Thread: 1 (0 members and 1 guests)
 



All times are GMT -5. The time now is 08:24 AM.