Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 168
FMI: 0

Description: Battery Voltage High
Troubleshooting:
DESCRIPTION:
Battery voltage is higher than 16 volts.
MONITORED PARAMETER:
MCM battery voltage.
TYPICAL ENABLING CONDITIONS:
Key ON engine OFF
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
10 seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Engine Idle (one minute).
POSSIBLE CAUSES:
1. Faulty battery.
2. Faulty alternator operation.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)MCM
PID: N/A
SPN: 168
FMI: 0

Description: Battery Voltage High
Troubleshooting:
DESCRIPTION:
Battery voltage is higher than 16 volts.
MONITORED PARAMETER:
MCM battery voltage.
TYPICAL ENABLING CONDITIONS:
Key ON engine OFF
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
10 seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Engine Idle (one minute).
POSSIBLE CAUSES:
1. Faulty battery.
2. Faulty alternator operation.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)
PID: N/A
SPN: 168
FMI: 1

Description: Battery Voltage Open Circuit Pin 5/9
Troubleshooting:
DESCRIPTION:
Battery voltage below 10.5 volts.
MONITORED PARAMETER:
MCM battery voltage.
TYPICAL ENABLING CONDITIONS:
1. Key on
2. Engine off
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
10 seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Engine idle (one minute).
POSSIBLE CAUSES:
1. Bent pins
2. Spread pins
3. Corroded pins
4. Faulty wiring

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)ACM
PID: N/A
SPN: 168
FMI: 1

Description: Battery Voltage Low
Troubleshooting:
DESCRIPTION:
Battery voltage below 10.5 volts.
MONITORED PARAMETER:
ACM battery voltage.
TYPICAL ENABLING CONDITIONS:
1. Key on
2. Engine off
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
10 seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Engine idle (one minute).
POSSIBLE CAUSES:
1. Faulty battery voltage.
2. Faulty alternator drive belt.
3. Loose alternator mounting.
4. Faulty alternator operation.
5. Battery condition.
6. Damaged wire.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)CPC
PID: N/A
SPN: 168
FMI: 1

Description: Battery Voltage Low
Troubleshooting:
DESCRIPTION:
Battery voltage below 10.5 volts.
MONITORED PARAMETER:
MCM battery voltage.
TYPICAL ENABLING CONDITIONS:
1. Key on
2. Engine off
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
10 seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Engine idle (one minute).
POSSIBLE CAUSES:
1. Faulty battery voltage.
2. Faulty alternator drive belt.
3. Loose alternator mounting.
4. Faulty alternator operation.
5. Battery condition.
6. Damaged wire.

Make: Detroit
Engine: DD15 GHG17 (2017 & Newer)MCM
PID: N/A
SPN: 168
FMI: 1

Description: Battery Voltage Low
Troubleshooting:
DESCRIPTION:
Battery voltage below 10.5 volts.
MONITORED PARAMETER:
MCM battery voltage.
TYPICAL ENABLING CONDITIONS:
1. Key on
2. Engine off
MONITOR SEQUENCE:
None
EXECUTION FREQUENCEY:
Always enabled
TYPCIAL DURATION:
10 seconds
DASH LAMPS:
CEL
ENGINE REACTION:
None
VERIFICATION:
Engine idle (one minute).
POSSIBLE CAUSES:
1. Faulty battery voltage.
2. Faulty alternator drive belt.
3. Loose alternator mounting.
4. Faulty alternator operation.
5. Battery condition.
6. Damaged wire.