Group 28 Troubleshooting MID 128 PID 111 Coolant Level 26 Type of fault: FMI Description: Fault Condition: Possible Symptoms: Possible Cause:
FMI 1 • Data valid but below normal operational range • Moderately below range • Critically below range • Short Circuit -, Measuring line • Engine derate • Coolant level below range • Faulty harness • Engine shutdown FMI 3 • Voltage above normal or shorted to high source • Short Circuit + Measuring line • Coolant level can not be detected • Faulty harness FMI 4 • Voltage below normal or shorted low • Short Circuit -, Measuring line • Coolant level can not be detected • Faulty harness FMI 5 • Current below normal or open circuit • Open Circuit • Coolant level can not be detected • Faulty harness