Trouble shooting 1973 240z Ammeter/Fuel gauge - Page 2 - Electrical - Classic Z Car Club Skip to content

Trouble shooting 1973 240z Ammeter/Fuel gauge

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Cool. Things are better when the numbers line up.

So it sounds like the needle heater can deal with 240mA on a pulse width modulated basis, but not forever. It's all about heat and average power.

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