LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

SES light help

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Old Feb 18, 2004 | 07:04 PM
  #1  
FastWhiteTA's Avatar
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From: Was TX, now in Portland, OR
SES light help

SES light came on a couple weeks ago, I finally scanned my car, and the code is:

29 EAS Electrical fault

What does that mean?
Old Feb 18, 2004 | 07:49 PM
  #2  
roadtrip120's Avatar
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From: Amarillo Texas
code 29

Secondary air injection air pump ciruit

I sent you the service manual pages, check your email hope this helps

A14- brown wire on RED harnes on pcm
Old Feb 18, 2004 | 08:26 PM
  #3  
FastWhiteTA's Avatar
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No email yet...

my email is zcarmenb28@yahoo.com

If you could resend it please?
Old Feb 18, 2004 | 11:44 PM
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99% of the time, in OBD-I, that code means the fuse for the AIR pump has blown. Check it out.
Old Feb 18, 2004 | 11:50 PM
  #5  
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check it now
Old Feb 19, 2004 | 08:06 AM
  #6  
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Ok, got your email, and I will check that fuse as well..Thanks!
Old Feb 22, 2004 | 06:05 PM
  #7  
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It was the fuse. Blown 20 amp. Thanks man.
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