Detroit DD13 EPA07 (2007-09) Fault Code: SPN 677 FMI 18 (MCM, CPC) Starter Relay – Low Resistance

NOTE: Please see the step by step troubleshooting procedures for this specific code.

PROBABLE CAUSES:1. Starter relay.2. Starter relay wiring.

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 677 FMI 14 (MCM, CPC) Electronic Starter Fault or Motor Control Module Internal Failure

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 677 FMI 7 (MCM, CPC) Engine Starter Relay Jammed

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 677 FMI 5 (MCM) Engine Starter Relay Open Circuit

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 677 FMI 4 (MCM, CPC) Engine Starter Relay Circuit Failed Low

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 677 FMI 3 (MCM, CPC) Engine Starter Relay Shorted to High Source

Detroit DD13 EPA07 (2007-09) Fault Code: SPN 677 FMI 2 (MCM, CPC) Low or No Voltage for the Starter Switch

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