Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3661 FMI 6 (MCM) Injector Cylinder #3 Amplifier Control Valve, Valve Shorted Circuit
DESCRIPTION:
Injector cylinder #3 amplifier control valve, valve shorted circuit.
MONITORED PARAMETER:
Injector cylinder #3 amplifier control valve.
TYPICAL ENABLING CONDITIONS:
Injector amplification command (fis_nop_act) is greater than 1.85 when the engine rpm is greater than 1,000.
MONITOR SEQUENCE:
None
EXECUTION FREQUENCY:
Continuous when enabling conditions met.
TYPICAL DURATION:
Two seconds
DASH LAMPS:
1. MIL
2. CEL
ENGINE REACTION:
Derate 25%
VERIFICATION:
Engine rpm 1000 to 1500: One minute.
NOTE: If codes 168-xx or 723-xx active, fix those first.
PROBABLE CAUSES:
1. Inspect front fuel injector harness 14-pin connector.
2. Front injector harness failure.
3. Failed injector.
4. Engine side harness failure.
5. Failed MCM (Engine ECM).
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3661 FMI 5 (MCM) Injector Cylinder #3 Amplifier Control Valve Abnormal Operation (Open)
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3661 FMI 4 (MCM) Injector Cylinder #3 Amplifier Control Valve Abnormal Operation (MIN)
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3661 FMI 3 (MCM) Injector Cylinder #3 Amplifier Control Valve Abnormal Operation (MAX)
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3660 FMI 6 (MCM) Injector Cylinder #2 Amplifier Control Valve – Valve Shorted Circuit
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3660 FMI 5 (MCM) Injector Cylinder #2 Amplifier Control Valve Abnormal Operation Open
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 3660 FMI 4 (MCM) Injector Cylinder #2 Amplifier Control Valve Abnormal Operation (MIN)
