1st Gen Dakota Tech 1987 - 1996 Dodge Dakota Tech - The ultimate forum for technical help on the 1st Gen Dakota.

Code 21

Thread Tools
 
Search this Thread
 
Old Nov 25, 2011 | 06:00 PM
  #1  
Olblue's Avatar
Olblue
Thread Starter
|
Registered User
Joined: Nov 2011
Posts: 12
Likes: 0
Default Code 21

1995 dodge Dakota 3.9 4x4 now have code 21 where is that located and is it easy to change out? (02 sensor) what is a good replacement? Thanks
 
Reply
Old Nov 25, 2011 | 06:20 PM
  #2  
Crazy4x4RT's Avatar
Crazy4x4RT
Hall Of Fame
Joined: Aug 2007
Posts: 10,923
Likes: 19
From: NM
Default

Posting WHAT the code means would help.

21** 02s sensor does not detect rich or lean condition (signal stays at center)

Yes most likely a bad 02 or bad connection or wires.
 
Reply
Old Nov 25, 2011 | 06:55 PM
  #3  
Olblue's Avatar
Olblue
Thread Starter
|
Registered User
Joined: Nov 2011
Posts: 12
Likes: 0
Default

Thank you
 
Reply
Old Nov 27, 2011 | 08:46 PM
  #4  
Olblue's Avatar
Olblue
Thread Starter
|
Registered User
Joined: Nov 2011
Posts: 12
Likes: 0
Default

Changed out 02 sensor and problem fixed! Thanks Crazy!
 
Reply




All times are GMT -4. The time now is 11:16 AM.