daveeclipse99
10+ Year Contributor
- 74
- 0
- Dec 10, 2008
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grand rapids,
Minnesota
i have had megasquirt ecu in my 420a for a while . now my car wont start and the coolant temp sensor gauge is spiking for -40 to 150 degrees ! is it a bad sensor ? or do i need to calibrate the sensor again ? please help