Daikin DZ error codes
Models: DZ16TC, DZ18T, DZ18TC, DZ7TC
0Data not yet on Network1l o o C w o L2System Mis-Match3Outdoor Coil Temp Sensor Fault *4Invalid Memory Card Data — Board Misoperation5Open Circuit6Open Start Circuit Lockout7Open Run Circuit Lockout8High Line Voltage9Low Pilot VoltageB0Blower motor not runningB1Blower motor communication errorB2Blower motor hp mismatchB3Blower motor operating in power, temp., or speed limitB4Blower motor current trip or lost rotorB5Blower motor rotor lockedB6Over/under voltage trip or over temperature tripB7Incomplete parameter sent to motorB9Low indoor airflowC1Low stage cool - legacy mode onlyC2High stage cool - legacy mode onlyD0Data not on networkD1Invalid data on networkD4Invalid memory card dataDF0140A00070-A DEFROST - COMMUNICATING MODE ONLY (Note: defrost is displayed as H1 in a legacy setup) — GREEN…E5OL activation (compressor overload)ECHeater kit too large, too small, or no matchEFAuxiliary switch openFCFan cool - communicating mode onlyFHFan heat - communicating mode only — fan onlyH1Emergency heat low - communicating mode onlyH2Emergency heat high - communicating mode onlyP1Low stage heat pump heat - legacy mode onlyP2High stage heat pump heat - legacy mode only
Codes the manuals give for these models. The brand's general codes: Daikin