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what is a code 13?

   
Old Mar 4, 2004 | 04:22 PM
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89RsPower!
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From: New Jersey
Car: 86 Corvette, 89 IROC, 1999 TA
Engine: 350, 350, LS1
Transmission: 700r4, 700r4, T-56
Axle/Gears: 3.07, 373, 4.10
what is a code 13?
Just pulled a code 13.. what is it?
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Old Mar 4, 2004 | 04:31 PM
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llvll4l2c91350's Avatar
llvll4l2c91350
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oxygen sensor circuit is open
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Old Mar 4, 2004 | 04:34 PM
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89RsPower!
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Joined: Apr 2002
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From: New Jersey
Car: 86 Corvette, 89 IROC, 1999 TA
Engine: 350, 350, LS1
Transmission: 700r4, 700r4, T-56
Axle/Gears: 3.07, 373, 4.10
would that indicate a bad 02 sensor? the circuit is complete and check out ok.. thanks!
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Old Mar 4, 2004 | 04:39 PM
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yup one cause for code 13 is a steady signal stuck at about .50 volts. has it been changed at all before?
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Old Mar 4, 2004 | 05:14 PM
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89RsPower!
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Joined: Apr 2002
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From: New Jersey
Car: 86 Corvette, 89 IROC, 1999 TA
Engine: 350, 350, LS1
Transmission: 700r4, 700r4, T-56
Axle/Gears: 3.07, 373, 4.10
thats anybodys guess..
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Old Mar 4, 2004 | 06:46 PM
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From: conway, s.c.
Car: 1989 Iroc-Z
Engine: 5.7L TPI
Transmission: 700R4
You can also get a code 13 from a throttle position sensor being set too high.
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Old Mar 5, 2004 | 10:20 AM
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89RsPower!
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Joined: Apr 2002
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From: New Jersey
Car: 86 Corvette, 89 IROC, 1999 TA
Engine: 350, 350, LS1
Transmission: 700r4, 700r4, T-56
Axle/Gears: 3.07, 373, 4.10
maybe i should say what the car is.. its a 83 carbed l69
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Old Mar 5, 2004 | 06:30 PM
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From: conway, s.c.
Car: 1989 Iroc-Z
Engine: 5.7L TPI
Transmission: 700R4
The TPS adjusted too high would still apply. It is located inside the carburator and has a connector with three wires going to it. I had the same problem on a 1985 5.0L with a 4 BBL.
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Can someone confirm this please?


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