Detroit DD15 EPA10 (2010-13) Fault Code: SPN 1073 FMI 4 (MCM) Jake Brake Stage 2 Circuit Failed Low

DESCRIPTION:
Jake Brake stage 2 circuit failed low.

MONITORED PARAMETER:
Jake solenoid

TYPICAL ENABLING CONDITIONS:
Always enabled

MONITOR SEQUENCE:
None

EXECUTION FREQUENCY:
Always enabled

TYPICAL DURATION:
Two seconds

DASH LAMPS:
1. MIL
2. CEL

ENGINE REACTION:
Derate 25%

VERIFICATION:
Engine Idle: One minute.

PROBABLE CAUSES:
1. Short to ground between pin 13 of the front two-piece fuel injector valve cover harness connector and pin 32 of the 120-pin ECM connection.
2. Jake brake solenoid failure.

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