Need help with water temperature gauge

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#22 (permalink)

07-27-2017, 11:58 AM

patrickt

Half-Ass Member

Join Date: Jun 2005

Cobra Make, Engine: ERA #732, 428FE (447 CID), TKO600, Solid Flat Tappet Cam, Tons of Aluminum

Posts: 22,025

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Quote:

Originally Posted by RockBit

Gary -you are the man. I redid the test today with the sensor case grounded. On the 10V converter the gauge indicated just a hair under 100C (local elevation is 430 feet). On the 12V supply the gauge showed 98C. All components seem to be working well.

Thanks for the help from everyone.

I would still use the voltage regulator, even if it's a nuisance to wire in. Remember, your alternator can kick your system voltage up to close to 14 volts, which starts to make a difference on the gauge.

Gaz64 likes this.

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