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22 November, 2025

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Detroit DD16 EPA07 (2007-09) Fault Code: SPN 656 FMI 14 (MCM) Injector Cylinder #6 Needle Control Valve Abnormal Operation

PROBABLE CAUSES:1. Drain the fuel filter module by removing the fuel filters or opening the drain valve. Hand tighten the...

22 November, 2025

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NOTE: Please see the step by step troubleshooting procedures for this specific code. NOTE: If active and engine starts, re-start...

22 November, 2025

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NOTE: Please see the step by step troubleshooting procedures for this specific code. PROBABLE CAUSES:1. Starter relay.2. Starter relay wiring....

22 November, 2025

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NOTE: Please see the step by step troubleshooting procedures for this specific code. PROBABLE CAUSES:1. If 677-2 inactive, clear the...

22 November, 2025

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NOTE: Please see the step by step troubleshooting procedures for this specific code. PROBABLE CAUSES:1. Starter relay.2. Starter relay wiring....

22 November, 2025

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NOTE: This fault code indicates the starter teeth have not engaged correctly into the flywheel (jammed). NOTE: Attempt to start...