Originally Posted by
maxcichon
One other thought:
if the ECU sees intermittent low coolant temperatures (whether by wiring or sensor issues), won't it go into "Warm Up" mode? And in "Warm Up" mode, the expected O2 levels are higher.
He!!, there's an electric pump to push it through!
IDK-just asking...
That sound reasonable, do you know where the sensor is located?? I can see if there are any wiring issues.
Thank you for your reply..