NOTE: Please see the step by step troubleshooting procedures for this specific code.
PROBABLE CAUSES:
1. Alternator belt failure.
2. Alternator mounting failure or out of alignment.
3. Alternator failure.
4. Battery or battery cable failure.
5. Wiring from battery to engine ECM.
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 168 FMI 1 (IPPC) Battery Plus terminal 30 Voltage Too Low
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 168 FMI 1 (CPC) Battery Voltage Low
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 168 FMI 1 (ACM) Battery Voltage Low
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 168 FMI 1 (MCM, CPC) Battery Voltage Low
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 168 FMI 0 (IPPC) Battery Plus Terminal 30 Voltage Too High
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 168 FMI 0 (MCM, CPC) Battery Voltage High
