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Coolant temp sensor not working Could this affect running temp

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GSTurbo1

10+ Year Contributor
610
1
May 2, 2012
Pickens, SC, South Carolina
My coolant temp sensor went out (verified on tunerstudio), since it went out everytime I ride hard my temps start to rise quick. Will this effect the running temp? As in the megasquirt compensate for the high running temps and mess with the AFR, timing or anything of that matter to help it run cooler? Right now it's staying at a constant -40 degrees F. I bought a new sensor to replace it with, just curious if this could be a problem with overheating?
 
Did you calibrate it in Tuner studio to what the actual sensor is....?

Your running temp will do what it wants, you just monitor it.

Yes this will effect your tune..
Where was it reading hot? in TS or on the dash?
what sensor are you using?

Its prety simple, try seeing what TS reports the temp as when the car is off and cool, it should be close to w.e the ambient temp is.. Not sure how you tested it since its a resistor. Usually when the go bad, they just dont work.

Also why i suggest to get an external Water temp guage..
I had an issue where TS reported Ok, but really i was runnign hot.. Miss calibration on the tuners part..
 
Well , yes you have to calibrate it.. I dont think thats your problem. How did your tests turn out? did you even verify the sensor was ACTUALLY bad?

IMO, you have a larger issue causing this.

Verify your fans are even working..
 
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