Detroit DD15 GHG14 (2014-16) Fault Code: SPN 168 FMI 0 (IPPC) Battery Plus Terminal 30 Voltage Too High

DESCRIPTION:
This fault code sets when the Integrated Predictive Powertrain Control (IPPC) module detects that the voltage on pin 1 is too high.

MONITORED PARAMETER:
Battery voltage

TYPICAL ENABLING CONDITIONS:
Ignition ON

MONITOR SEQUENCE:
Always

EXECUTION FREQUENCY:
Always

TYPICAL DURATION:
2 seconds

DASH LAMPS:
None

ENGINE REACTION:
None

VERIFICATION:
Start and Idle the Engine.

PROBABLE CAUSES:
1. Battery failure.
2. Battery cable failure.
3. Failed alternator.