CAT 3406E (Prefix 1MM or 2WS) Fault Code: 62 PID: SPN: 111 FMI: 14 Low Coolant Level Warning

The Engine Control Module (ECM) detects the following conditions:

•The coolant level sensor indicates that the coolant level is low.
•The “Coolant Level Sensor” is programmed to “4 Pin” or “2-wire Float Sensor”.
•The engine has less than six hours of total operating time.

Note: This diagnostic code will only occur in the first six hours of engine operation

Probable Causes:

1) Coolant level low
2) Coolant level sensor/harness