Jan 14, 2019 · It is an emissions code because the vehicle does not get to operating temperature "quickly" therefore the engine is emitting more bad exhaust ...
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Feb 7, 2024 · The P1281 error code in your Jeep Cherokee indicates that the engine is not warming up as quickly as it should. By following the steps outlined ...
May 13, 2009 · It is a "rationality" code. If the temp sensor readings were out-of-range, you would have temp sensor circuit failure codes. Either the ...
Sep 29, 2021 · The code P1281 indicates the engine has not reached a temperature over 176 degrees for over 20 minutes of driving from when first started.
Apr 7, 2020 · No. A P1281 code means the engine isn't reaching operating temp in the amount of time the ECM expects. Usually a bad thermostat.
Jul 26, 2008 · This is caused by a thermostat that is broken or stuck open almost 100% of the time. Your first stop would be to replace the thermostat.