02 sensor overheating

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01-31-2014, 03:19 PM

ninjabalt

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02 sensor overheating

2008 2.4 cobalt throwing p0141 - 02 sensor overheat. Has anyone else had this problem, and how did they fix it??

Last edited by ninjabalt; 01-31-2014 at 10:24 PM.

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02-03-2014, 08:41 AM

Verbatim

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check for voltage/ground along the O2 heater wires
load check O2 heater wires

or you can just slap in a ACDELCO sensor

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02-03-2014, 09:30 AM

Slowbalt2000

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I wouldnt replace the sensor before you test it.

I think the o2 sensor heater runs on a cycle and it could be getting stuck always on. Dont quote me on that though.

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