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Re: Keyboard Display Data
Posted to Technical Discussion Forum on 4/7/2021 2 Replies

With Keyword 81 82 and 2000 and E & C being 12V signals and Class 2 being 7V it looks like your waveform is 5V UART that is not being pulled to ground. The rear HVAC Module can not command compressor operation except through communication with the main HVAC m... Login to read more.

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