TBI Throttle Body Injection discussion and questions. L03/CFI tech and other performance enhancements.

Code 13 cause

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Old Apr 8, 2012 | 05:05 PM
  #1  
ricklovin93's Avatar
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From: Central New York
Car: 1988 camaro base coupe
Engine: 305 LO3
Transmission: gm 700-r4
Code 13 cause

i know that code 13 is for the oxygen circuit, so i replaced the oxygen sensor last summer, but now its setting that code off again, what else can cause to throw this code?
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Old Apr 8, 2012 | 07:20 PM
  #2  
UnderCover89TBI's Avatar
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From: Manteca,California. Nor Cal.
Car: SOLD IT. Mopar guy only now.
Engine: gone
Transmission: gone
Axle/Gears: gone
Re: Code 13 cause

could be a bad connection, broken wire, sensor contamination. I dont know the exact code details. Its not a rich or lean code right? It says 02 sensor circuit problem I'd assume?
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