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Cindy GibsonSep 4, 2025
What causes an indoor unit heat exchanger sensor (TCJ) error in Toshiba RAV-SM307KRTP-E Air Conditioner?
- AAbigail ArnoldSep 4, 2025
If your Toshiba Air Conditioner displays 'Indoor unit heat exchanger sensor (TCJ) error', it means that an open-circuit or short-circuit of the heat exchanger sensor (TCJ) was detected. You should check the heat exchanger sensor (TCJ) and the indoor P.C. board.