SPN 111Heavy truck
ModerateSPN 111 — Engine Coolant Level
J1939 fault for the engine coolant level parameter.
Documented FMIs for SPN 111
| FMI | Meaning | Diagnostic |
|---|---|---|
| 1 | SPN 111 FMI 1 — Low level | View SPN 111 FMI 1 |
| 3 | SPN 111 FMI 3 — Voltage above normal / shorted high | View SPN 111 FMI 3 |
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