throwing code...P0139....

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Aug 15, 2007 | 06:54 AM

pimptc

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Scikotics
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Joined: Oct 2005

Posts: 144

throwing code...P0139....

Ive searched around and found out that the code means P0139 O2Sensor Circuit Slow Response (Bank #1 Sensor #2).........ok....which sensor is it? The one on the header or the one on the s pipe? Thanks.

Aug 15, 2007 | 01:11 PM

Mid_Life_tC-risis

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Joined: Apr 2007

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From: Tampa, FL

Sensor 2 is the heated oxygen sensor on the S-pipe. (Sensor 1 is the A/F ratio sensor on the header.)

Did you do the anti-fouler mod when you installed the header?