DESCRIPTION:
Injector cylinder #6 needle control valve stuck open.
MONITORED PARAMETER:
Injector cylinder #6 needle control valve.
TYPICAL ENABLING CONDITIONS:
Engine rpm = idle or higher.
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 Idle: One minute.
NOTE: Submit completed diagnostics with warranty claim.
PROBABLE CAUSES:
1. Bent pins.
2. Spread pins.
3. damaged connector seal.
4. Faulty rear fuel injector harness.
5. Faulty injector with the out-of-range resistance.
6. Corroded pins.
7. Unseated pins.
8. Damaged wire.
9. Faulty MCM.
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 656 FMI 6 (MCM) Injector Cylinder #6 Needle Control Valve Shorted Circuit
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 656 FMI 5 (MCM) Injector Cylinder #6 Needle Control Valve Circuit Open
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 656 FMI 4 (MCM) Injector Cylinder #6 Needle Control Valve Abnormal Operation (MIN)
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 656 FMI 3 (MCM) Injector Cylinder #6 Needle Control Valve Abnormal Operation (MAX)
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 655 FMI 7 (MCM) Injector Cylinder #5 Needle Control Valve Stuck Open
Detroit DD16 GHG14 (2014-16) Fault Code: SPN 655 FMI 6 (MCM) Injector Cylinder #5 Needle Control Valve Shorted Circuit