After-run Sensor Test???
Kneale Brownson
knotnook at traverse.com
Thu May 22 09:05:21 EDT 2003
At 09:49 PM 05/21/2003 -0600, Henry A Harper III wrote:
>It's my understanding that the 10vt cars trip the after-run more frequently
>than 20vt cars (all else being equal) due to sensor location and perhaps
>coolant path, but on my 20vt I have to turn off the ignition *while the rad
>fan is running*, hood closed, ambient "warm" (80degF+ ) in order to get
>after-run to kick on. If you wait until the fan has quit, the coolant is
>too cool for the after-run :), on my car at least. It may take up to a
>minute for afterrun to begin, according to Bentley. I have replaced my
>afterrun sensor when it failed this test previously.
My 200q20v's after-run system comes on after shutdown occasionally. I've
only noticed it when the outside air temperature was 90 F or above and I
happened to have been driving fairly hard shortly before the shutdown.
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