Busted Temp Sensor?

swagaero swagaero at flash.net
Wed Oct 29 04:29:54 GMT 1997


Joe Boucher wrote:
> 
> I tested my temp sensor today with a resistance meter and came up with 0
> ohms.  According to my "Computerized Engine Controls" book most temp sensor
> resistance is high when the temp is low and low resistance when the temp is
> high.
> 
> What is wierd is my symptoms are for a cold engine.  Easy cold start, hard
> hot start without holding the throttle in the clear mode and I can often
> smell gas without finding any leaks and my gas mileage sucks.
> 
> The Camaro is in the middle of a clutch diagnosis so I plan on keeping the
> mileage down on the Suburban till I can figure this out.  After pulling the
> sensor I will tes it again as the sensor position is not easy to test.
> 
> Any thought or confirmation?
> 
> Thanks
> Joe Boucher
> '70 RS/SS Camaro  '81 TBI Suburban


Joe

	Replace the CTS it will read at ambiante 3600 ohms +- hot 180 Degrees F
300 ohms
ECM is going into limp mode
Steve
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