CAT 3126E Fault Code: 111-02 PID: Flash Code 12 SPN: FMI: Coolant Level signal invalid

CAT 3126E Fault Code: 111-02 PID: Flash Code 12 SPN: FMI: Coolant Level signal invalid

The ECM detects the following conditions:

•The coolant level sensor is sending an invalid signal for more than ten seconds.
•The “Coolant Level Sensor” parameter is programmed to “Yes”.

Probable Causes:

1) ECM Connection/Harness
2) Coolant sensor failure
3) Coolant sensor harness failure
4) ECM Failure

Categories 3126E, CAT, DTC TRUCKS Tags 111-02, 12, 3126E, CAT, Code, Coolant, Fault, FLASH, FMI, Invalid, Level, PID, signal, SPN

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