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Need help to understand OBD-codes...

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Old Jul 30, 2013 | 08:46 AM
  #1  
Pazilla's Avatar
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Default Need help to understand OBD-codes...

Hi All, just got my first Chrysler.. i like it very much already...

I did a key dance with my "new" car, counted flashes and i got these codes:

12 21.... i donīt understand is this just one code (p)1221 or two different codes 12 and 21?
 
Old Jul 30, 2013 | 10:30 AM
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need to know year make and model and also how did u get the codes?
 
Old Jul 30, 2013 | 10:40 AM
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2,0i 16V 1996 Neon SE SN7C/264

Key dance => Turn key ON-OFF-ON-OFF-ON within 5 seconds.

Calculate how many time SERVICE ENGINE-light flashes.

I got: 1 flash-pause-2 flashes-pause-2 flashes-pause-1 flash-5 flashes-pause-5 flashes... those two 5 flashes are code 55 meaning End of Codes.

Does this help?
 
Old Jul 31, 2013 | 07:43 AM
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yeah not valid codes take it to a shop or parts place to have a scanner put on it.
 
Old Jul 31, 2013 | 02:19 PM
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If those are OBD I codes, then the "12" simply means that the battery has been disconnected sometime within the last 50 times that the key has been turn to "on". For obvious reasons, that code will go away by itself eventually.

The "21" indicates a problem with an oxygen sensor. The "check engine light" should be on with that one.

Hooking up a scanner to get all available codes is a good plan. Start there.
 
Old Jul 31, 2013 | 03:05 PM
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Thanks, thats makes sense.. these are older 2 digit codes. CEL doesnt lite and a car runs well but i will take it to service just to be sure
 
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