Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 1121
FMI: 19
Description: Service Brake Switch Signal from EBC1 is Erratic
Troubleshooting:
DESCRIPTION:
Service brake signal erratic.
MONITORED PARAMETER:
Service brake input.
TYPICAL ENABLING CONDITIONS:
Always enabled
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Service brake operation.
POSSIBLE CAUSES:
1. Battery voltage.
2. Faulty Controller Area Network (CAN) line.
3. CPC needs reprogramming.
4. CPC needs proper configuration.
Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 1136
FMI: 3
Description: MCM Internal Injector Supply Voltage Too High
Troubleshooting:
DESCRIPTION:
Internal power supply voltage high.
MONITORED PARAMETER:
Internal power supply voltage.
TYPICAL ENABLING CONDITIONS:
Continuous
EXECUTION FREQUENCEY:
Continuous when enabling conditions are met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
None
ENGINE REACTION:
None
POSSIBLE CAUSES:
1. Battery voltage
2. Faulty MCM
Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 1136
FMI: 4
Description: MCM Internal Injector Supply Voltage Too Low
Troubleshooting:
DESCRIPTION:
Internal power supply voltage low.
MONITORED PARAMETER:
Internal power supply voltage.
TYPICAL ENABLING CONDITIONS:
Continuous
EXECUTION FREQUENCEY:
Continuous when enabling conditions are met.
TYPCIAL DURATION:
Two seconds
DASH LAMPS:
None
ENGINE REACTION:
None
POSSIBLE CAUSES:
1. Battery voltage
2. Faulty MCM
Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 1163
FMI: 2
Description: Motor Control Module (MCM) Temperature Sensor Signal Not Plausible
Troubleshooting:
DESCRIPTION:
This fault code sets when the motor control module (MCM) detects that the internal MCM
temperature Isa greater than
20°C (36°F).
MONITORED PARAMETER:
MCM temperature
TYPICAL ENABLING CONDITIONS:
1. Key ON.
2. Engine off.
3. Battery voltage greater than 11 volts.
4. Engine rpm at zero.
5. Ambient temperature less than 40°C (104°F).
6. Engine off for not less than 8 hours.
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Once per cool down cycle.
TYPCIAL DURATION:
5 seconds
DASH LAMPS:
MIL
ENGINE REACTION:
None
POSSIBLE CAUSES:
1. CPC needs reprogramming.
2. Damaged pin.
3. Corroded pin.
4. Faulty MCM.