| Carrier Controller Function Codes |
| Cd01 Digital Unloader Valve Closed (%) |
| Cd03 Compressor Motor Current |
| Cd04 - Cd05 - Cd06 Line Current, Phase A B C |
| Cd07 Main Power Voltage |
| Cd08 Main Power Frequency |
| Cd09 Ambient Temperature |
| Cd10 Evaporator Temperature Sensor |
| Cd11 Compressor Discharge Temperature |
| Cd12 Compressor Suction Pressure |
| Cd14 Compressor Discharge Pressure |
| Cd15 Digital Unloader Valve |
| Cd16 Compressor Motor Hour Meter/Unit Run Time Hour Meter |
| Cd17 Relative Humidity % |
| Cd18 Software Revision # |
| Cd19 Battery Check |
| Cd20 Config/Model # |
| Cd21 Capacity Mode |
| Cd22 Compressor State |
| Cd23 Evaporator Fan |
| Cd25 Compressor Run Time Remaining Until Defrost. |
| Cd26 Defrost Temperature Sensor Reading |
| Cd27 Defrost Interval (Hours or Automatic) |
| Cd28 Temperature Units (Degrees C or Degrees F) |
| Cd29 Failure Action (Mode) |
| Cd30 In-Range Tolerance |
| Cd31 Stagger Start Offset Time (Seconds) |
| Cd32 Current Limit (Amperes) |
| Cd33 Humidity Setpoint |
| Cd34 Economy Mode (On-Off) |
| Cd35 Bulb Mode |
| Cd36 Evaporator Fan Speed Select |
| Cd37 Variable DTT Setting (Bulb Mode) |
| Cd38 Secondary Supply Temperature Sensor |
| Cd39 Secondary Return Temperature Sensor |
| Cd40 Container Identification Number |
| Cd41 Valve Override |
| Cd43 eAutoFresh Mode |
| Cd44 eAutoFresh Values / CO2 Sensor Status |
| Cd45 Vent Position Sensor (VPS) Position |
| Cd46 Airflow Display Units |
| Cd48 Dehumidification / Bulb Cargo Mode Parameter Selection |
| Cd47 Variable Economy Temperature Setting |
| Cd49 Days Since Last Successful Pre-trip |
| Cd50 CCPC Disabled |
| Cd51 Automatic Cold Treatment Parameter Selection |
| Cd53 Automatic Set point Change Mode Parameter Selection |
| Cd54 Suction Port Superheat / Electronic Expansion Valve Status |
| Cd55 Discharge Superheat |
| Cd58 Water Pressure Switch / Condenser Fan Switch State or Override Logic State |
| Cd59 Pump Down Logic |
| Cd60 Evaporator Fan Pulsing Temperature Setting |
| Cd61 High Speed Evaporator Fan Setting |
