Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 5488
FMI: 3
Description: Diesel Exhaust Fluid Line Heater 5 Circuit Failed High
Troubleshooting:
DESCRIPTION:
Line heater 5 circuit failed high.
MONITORED PARAMETER:
Line heater 5 circuit.
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
2 seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
None
VERFICATION:
Output component test.
POSSIBLE CAUSES:
1. Bent pins
2. Spread pins
3. Corroded pins
4. Fault wiring
Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 5488
FMI: 4
Description: Diesel Exhaust Fluid Line Heater 5 Circuit Failed Low
Troubleshooting:
DESCRIPTION:
Line heater 5 circuit failed low.
MONITORED PARAMETER:
Line heater 5 circuit.
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
2 seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
None
VERFICATION:
Output component test.
POSSIBLE CAUSES:
1. Bent pins
2. Spread pins
3. Corroded pins
4. Fault wiring
Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 5488
FMI: 5
Description: Selective Catalyst Reduction Line Heater 5 Circuit Failed Open
Troubleshooting:
DESCRIPTION:
Selective Catalyst Reduction (SCR) line heater 5 circuit failed open.
MONITORED PARAMETER:
SCR Line heater 5 circuit.
TYPICAL ENABLING CONDITIONS:
Always on
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Continuous when enabling conditions met.
TYPCIAL DURATION:
2 seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
None
VERFICATION:
Output component test.
NOTE: Diesel Exhaust Fluid (DEF) line heaters are internal of the DEF lines. The heater
electrical connectors are located near the DEF line couplings.
1. Line Heater 1 Doser To Tank DEF Line (Long-Line Extension Only).
2. Line Heater 2 Tank To Pump DEF Line.
3. Line Heater 3 Pump To Doser DEF Line (Long-Line Extension Only).
4. Line Heater 4 Pump To Doser DEF Line.
5. Line Heater 5 Doser To Tank DEF Line.
POSSIBLE CAUSES:
1. Bent pins
2. Spread pins
3. Corroded pins
4. Unseated pins
4. Damaged wiring