Reset Clock

Microprocessor time and date have been lost or are invalid.

Possible causes

Depleted internal microprocessor battery
Unit disconnected from main battery for long period
Controller board failure
Electrical interference

Recommended actions

Set time and date in configuration menu
Verify backup battery voltage
Check main battery connections
Clear alarms and monitor if code reappears

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Other Thermo King codes

00No Alarms Exist 02Check Evaporator Coil Sensor (Zone)03Check (Control) Return Air Sensor (Zone)04Check (Control) Discharge Air Sensor (Zone)05Check Ambient Temp Sensor 06Check Coolant Temp Sensor

View all Thermo King codes

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