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Detroit DD13 GHG14 (2014-16) Fault Code: SPN 656 FMI 7 (MCM) Injector Cylinder #6 Needle Control Valve Stuck Open

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. MIL2. 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 DD13 GHG14 (2014-16) Fault Code: SPN 656 FMI 6 (MCM) Injector Cylinder #6 Needle Control Valve Shorted Circuit
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 656 FMI 5 (MCM) Injector Cylinder #6 Needle Control Valve Circuit Open
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 656 FMI 4 (MCM) Injector Cylinder #6 Needle Control Valve Abnormal Operation (MIN)
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 656 FMI 3 (MCM) Injector Cylinder #6 Needle Control Valve Abnormal Operation (MAX)
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 655 FMI 7 (MCM) Injector Cylinder #5 Needle Control Valve Stuck Open
Detroit DD13 GHG14 (2014-16) Fault Code: SPN 655 FMI 6 (MCM) Injector Cylinder #5 Needle Control Valve Shorted Circuit
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