Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 111
FMI: 4

Description: Coolant Level Circuit Failed Low or Open
Troubleshooting:
DESCRIPTION:
This fault sets when the common powertrain controller (CPC) detects that there is a short to
ground on the coolant level circuit or the engine coolant level is low.
MONITORED PARAMETER:
Coolant level
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Cycle key
POSSIBLE CAUSES:
1. Damaged pins.
2. Faulty coolant level sensor.
3. Faulty wiring.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 111
FMI: 4

Description: Coolant Level Circuit Failed Low
Troubleshooting:
DESCRIPTION:
This fault sets when the Common Powertrain Controller (CPC) detects that there is a short to
ground on the coolant level circuit or the engine coolant level is low.
MONITORED PARAMETER:
Coolant level
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Cycle key
POSSIBLE CAUSES:
1. Bent pins.
2. Spread pins.
3. Corroded terminal.
4. Faulty coolant level sensor.
5. Faulty wiring.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 111
FMI: 6

Description: Coolant Level Sensor Circuit Failed Low
Troubleshooting:
DESCRIPTION:
Coolant level circuit signal below normal range.
MONITORED PARAMETER:
Coolant level
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Cycle key
POSSIBLE CAUSES:
1. Bent pins.
2. Spread pins.
3. Corroded pins.
4. Faulty wiring.
5. Faulty ECL sensor.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 111
FMI: 14

Description: Coolant Level Signal Erratic Data
Troubleshooting:
DESCRIPTION:
This fault sets when the common powertrain controller (CPC) detects an erratic coolant level
sensor signal.
MONITORED PARAMETER:
Coolant level
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Cycle key
POSSIBLE CAUSES:
1. Bent pins.
2. Spread pins.
3. Corroded pins.
4. Faulty coolant level sensor.
5. Faulty wiring.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 111
FMI: 18

Description: Coolant Level Below Normal Range
Troubleshooting:
DESCRIPTION:
Coolant level below normal range.
MONITORED PARAMETER:
Coolant level
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Cycle key
POSSIBLE CAUSES:
1. Low coolant level.
2. Faulty Engine Coolant Level (ECL) sensor.