Detroit DD16 EPA07 (2007-09) Fault Code: SPN 677 FMI 4 (MCM, CPC) Engine Starter Relay Circuit Failed Low
NOTE: Please see the step by step troubleshooting procedures for this specific code.
PROBABLE CAUSES:
1. Starter relay.
2. Starter relay wiring.
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Volvo Premium Tech Tool PTT 2.8.130 Diagnostic Software 04.2022 ACPI ( 1 PC )
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