RX8Club.com - Help P0139 what does it mean?

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toneskii707

12-28-2008 01:51 PM

Help P0139 what does it mean?

I went and bought a CANOBII reader to find out the code P0139 can someone tell me what it means thank you.

Jon316G

12-28-2008 02:54 PM

P0139 = Rear HO2S Circuit Slow Response

Could be a defective O2 sensor (the one on the cat).

toneskii707

12-28-2008 07:23 PM

Quote:

Originally Posted by Jon316G (Post 2788603)

P0139 = Rear HO2S Circuit Slow Response

Could be a defective O2 sensor (the one on the cat).

O shizznt will that affect performance at all? I also got a misfire code I got new coils on the way.

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